Merge pull request #9963 from ncteisen/error-arena-optimization

Error arena optimization
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 914aa1f..ec41db7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -663,6 +663,7 @@
 add_dependencies(buildtests_cxx secure_sync_unary_ping_pong_test)
 endif()
 add_dependencies(buildtests_cxx server_builder_plugin_test)
+add_dependencies(buildtests_cxx server_builder_test)
 add_dependencies(buildtests_cxx server_context_test_spouse_test)
 if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
 add_dependencies(buildtests_cxx server_crash_test)
@@ -2086,6 +2087,7 @@
   src/cpp/common/rpc_method.cc
   src/cpp/common/version_cc.cc
   src/cpp/server/async_generic_service.cc
+  src/cpp/server/channel_argument_option.cc
   src/cpp/server/create_default_thread_pool.cc
   src/cpp/server/dynamic_thread_pool.cc
   src/cpp/server/health/default_health_check_service.cc
@@ -2151,6 +2153,7 @@
   include/grpc++/grpc++.h
   include/grpc++/health_check_service_interface.h
   include/grpc++/impl/call.h
+  include/grpc++/impl/channel_argument_option.h
   include/grpc++/impl/client_unary_call.h
   include/grpc++/impl/codegen/core_codegen.h
   include/grpc++/impl/grpc_library.h
@@ -2272,6 +2275,7 @@
   src/cpp/common/rpc_method.cc
   src/cpp/common/version_cc.cc
   src/cpp/server/async_generic_service.cc
+  src/cpp/server/channel_argument_option.cc
   src/cpp/server/create_default_thread_pool.cc
   src/cpp/server/dynamic_thread_pool.cc
   src/cpp/server/health/default_health_check_service.cc
@@ -2521,6 +2525,7 @@
   include/grpc++/grpc++.h
   include/grpc++/health_check_service_interface.h
   include/grpc++/impl/call.h
+  include/grpc++/impl/channel_argument_option.h
   include/grpc++/impl/client_unary_call.h
   include/grpc++/impl/codegen/core_codegen.h
   include/grpc++/impl/grpc_library.h
@@ -2943,6 +2948,7 @@
   src/cpp/common/rpc_method.cc
   src/cpp/common/version_cc.cc
   src/cpp/server/async_generic_service.cc
+  src/cpp/server/channel_argument_option.cc
   src/cpp/server/create_default_thread_pool.cc
   src/cpp/server/dynamic_thread_pool.cc
   src/cpp/server/health/default_health_check_service.cc
@@ -3008,6 +3014,7 @@
   include/grpc++/grpc++.h
   include/grpc++/health_check_service_interface.h
   include/grpc++/impl/call.h
+  include/grpc++/impl/channel_argument_option.h
   include/grpc++/impl/client_unary_call.h
   include/grpc++/impl/codegen/core_codegen.h
   include/grpc++/impl/grpc_library.h
@@ -9869,6 +9876,55 @@
 endif (gRPC_BUILD_TESTS)
 if (gRPC_BUILD_TESTS)
 
+add_executable(server_builder_test
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo_messages.pb.cc
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo_messages.grpc.pb.cc
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo_messages.pb.h
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo_messages.grpc.pb.h
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo.pb.cc
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo.grpc.pb.cc
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo.pb.h
+  ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo.grpc.pb.h
+  test/cpp/server/server_builder_test.cc
+  third_party/googletest/src/gtest-all.cc
+)
+
+protobuf_generate_grpc_cpp(
+  src/proto/grpc/testing/echo_messages.proto
+)
+protobuf_generate_grpc_cpp(
+  src/proto/grpc/testing/echo.proto
+)
+
+target_include_directories(server_builder_test
+  PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}
+  PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include
+  PRIVATE ${BORINGSSL_ROOT_DIR}/include
+  PRIVATE ${PROTOBUF_ROOT_DIR}/src
+  PRIVATE ${BENCHMARK_ROOT_DIR}/include
+  PRIVATE ${ZLIB_ROOT_DIR}
+  PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/zlib
+  PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
+  PRIVATE third_party/googletest/include
+  PRIVATE third_party/googletest
+  PRIVATE ${_gRPC_PROTO_GENS_DIR}
+)
+
+target_link_libraries(server_builder_test
+  ${_gRPC_PROTOBUF_LIBRARIES}
+  ${_gRPC_ALLTARGETS_LIBRARIES}
+  grpc++_test_util
+  grpc_test_util
+  gpr_test_util
+  grpc++
+  grpc
+  gpr
+  ${_gRPC_GFLAGS_LIBRARIES}
+)
+
+endif (gRPC_BUILD_TESTS)
+if (gRPC_BUILD_TESTS)
+
 add_executable(server_context_test_spouse_test
   test/cpp/test/server_context_test_spouse_test.cc
   third_party/googletest/src/gtest-all.cc
diff --git a/Makefile b/Makefile
index 82bfe6b..534728d 100644
--- a/Makefile
+++ b/Makefile
@@ -1106,6 +1106,7 @@
 secure_auth_context_test: $(BINDIR)/$(CONFIG)/secure_auth_context_test
 secure_sync_unary_ping_pong_test: $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test
 server_builder_plugin_test: $(BINDIR)/$(CONFIG)/server_builder_plugin_test
+server_builder_test: $(BINDIR)/$(CONFIG)/server_builder_test
 server_context_test_spouse_test: $(BINDIR)/$(CONFIG)/server_context_test_spouse_test
 server_crash_test: $(BINDIR)/$(CONFIG)/server_crash_test
 server_crash_test_client: $(BINDIR)/$(CONFIG)/server_crash_test_client
@@ -1519,6 +1520,7 @@
   $(BINDIR)/$(CONFIG)/secure_auth_context_test \
   $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test \
   $(BINDIR)/$(CONFIG)/server_builder_plugin_test \
+  $(BINDIR)/$(CONFIG)/server_builder_test \
   $(BINDIR)/$(CONFIG)/server_context_test_spouse_test \
   $(BINDIR)/$(CONFIG)/server_crash_test \
   $(BINDIR)/$(CONFIG)/server_crash_test_client \
@@ -1633,6 +1635,7 @@
   $(BINDIR)/$(CONFIG)/secure_auth_context_test \
   $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test \
   $(BINDIR)/$(CONFIG)/server_builder_plugin_test \
+  $(BINDIR)/$(CONFIG)/server_builder_test \
   $(BINDIR)/$(CONFIG)/server_context_test_spouse_test \
   $(BINDIR)/$(CONFIG)/server_crash_test \
   $(BINDIR)/$(CONFIG)/server_crash_test_client \
@@ -1998,6 +2001,8 @@
 	$(Q) $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test || ( echo test secure_sync_unary_ping_pong_test failed ; exit 1 )
 	$(E) "[RUN]     Testing server_builder_plugin_test"
 	$(Q) $(BINDIR)/$(CONFIG)/server_builder_plugin_test || ( echo test server_builder_plugin_test failed ; exit 1 )
+	$(E) "[RUN]     Testing server_builder_test"
+	$(Q) $(BINDIR)/$(CONFIG)/server_builder_test || ( echo test server_builder_test failed ; exit 1 )
 	$(E) "[RUN]     Testing server_context_test_spouse_test"
 	$(Q) $(BINDIR)/$(CONFIG)/server_context_test_spouse_test || ( echo test server_context_test_spouse_test failed ; exit 1 )
 	$(E) "[RUN]     Testing server_crash_test"
@@ -3942,6 +3947,7 @@
     src/cpp/common/rpc_method.cc \
     src/cpp/common/version_cc.cc \
     src/cpp/server/async_generic_service.cc \
+    src/cpp/server/channel_argument_option.cc \
     src/cpp/server/create_default_thread_pool.cc \
     src/cpp/server/dynamic_thread_pool.cc \
     src/cpp/server/health/default_health_check_service.cc \
@@ -3974,6 +3980,7 @@
     include/grpc++/grpc++.h \
     include/grpc++/health_check_service_interface.h \
     include/grpc++/impl/call.h \
+    include/grpc++/impl/channel_argument_option.h \
     include/grpc++/impl/client_unary_call.h \
     include/grpc++/impl/codegen/core_codegen.h \
     include/grpc++/impl/grpc_library.h \
@@ -4141,6 +4148,7 @@
     src/cpp/common/rpc_method.cc \
     src/cpp/common/version_cc.cc \
     src/cpp/server/async_generic_service.cc \
+    src/cpp/server/channel_argument_option.cc \
     src/cpp/server/create_default_thread_pool.cc \
     src/cpp/server/dynamic_thread_pool.cc \
     src/cpp/server/health/default_health_check_service.cc \
@@ -4356,6 +4364,7 @@
     include/grpc++/grpc++.h \
     include/grpc++/health_check_service_interface.h \
     include/grpc++/impl/call.h \
+    include/grpc++/impl/channel_argument_option.h \
     include/grpc++/impl/client_unary_call.h \
     include/grpc++/impl/codegen/core_codegen.h \
     include/grpc++/impl/grpc_library.h \
@@ -4824,6 +4833,7 @@
     src/cpp/common/rpc_method.cc \
     src/cpp/common/version_cc.cc \
     src/cpp/server/async_generic_service.cc \
+    src/cpp/server/channel_argument_option.cc \
     src/cpp/server/create_default_thread_pool.cc \
     src/cpp/server/dynamic_thread_pool.cc \
     src/cpp/server/health/default_health_check_service.cc \
@@ -4856,6 +4866,7 @@
     include/grpc++/grpc++.h \
     include/grpc++/health_check_service_interface.h \
     include/grpc++/impl/call.h \
+    include/grpc++/impl/channel_argument_option.h \
     include/grpc++/impl/client_unary_call.h \
     include/grpc++/impl/codegen/core_codegen.h \
     include/grpc++/impl/grpc_library.h \
@@ -15124,6 +15135,56 @@
 endif
 
 
+SERVER_BUILDER_TEST_SRC = \
+    $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc \
+    $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc \
+    test/cpp/server/server_builder_test.cc \
+
+SERVER_BUILDER_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(SERVER_BUILDER_TEST_SRC))))
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/server_builder_test: openssl_dep_error
+
+else
+
+
+
+
+ifeq ($(NO_PROTOBUF),true)
+
+# You can't build the protoc plugins or protobuf-enabled targets if you don't have protobuf 3.0.0+.
+
+$(BINDIR)/$(CONFIG)/server_builder_test: protobuf_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/server_builder_test: $(PROTOBUF_DEP) $(SERVER_BUILDER_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LDXX) $(LDFLAGS) $(SERVER_BUILDER_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/server_builder_test
+
+endif
+
+endif
+
+$(OBJDIR)/$(CONFIG)/src/proto/grpc/testing/echo_messages.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+$(OBJDIR)/$(CONFIG)/src/proto/grpc/testing/echo.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+$(OBJDIR)/$(CONFIG)/test/cpp/server/server_builder_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+deps_server_builder_test: $(SERVER_BUILDER_TEST_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(SERVER_BUILDER_TEST_OBJS:.o=.dep)
+endif
+endif
+$(OBJDIR)/$(CONFIG)/test/cpp/server/server_builder_test.o: $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc
+
+
 SERVER_CONTEXT_TEST_SPOUSE_TEST_SRC = \
     test/cpp/test/server_context_test_spouse_test.cc \
 
diff --git a/build.yaml b/build.yaml
index a2ec276..9c1e3e7 100644
--- a/build.yaml
+++ b/build.yaml
@@ -774,6 +774,7 @@
   - include/grpc++/grpc++.h
   - include/grpc++/health_check_service_interface.h
   - include/grpc++/impl/call.h
+  - include/grpc++/impl/channel_argument_option.h
   - include/grpc++/impl/client_unary_call.h
   - include/grpc++/impl/codegen/core_codegen.h
   - include/grpc++/impl/grpc_library.h
@@ -830,6 +831,7 @@
   - src/cpp/common/rpc_method.cc
   - src/cpp/common/version_cc.cc
   - src/cpp/server/async_generic_service.cc
+  - src/cpp/server/channel_argument_option.cc
   - src/cpp/server/create_default_thread_pool.cc
   - src/cpp/server/dynamic_thread_pool.cc
   - src/cpp/server/health/default_health_check_service.cc
@@ -3934,6 +3936,21 @@
   - grpc
   - gpr_test_util
   - gpr
+- name: server_builder_test
+  gtest: true
+  build: test
+  language: c++
+  src:
+  - src/proto/grpc/testing/echo_messages.proto
+  - src/proto/grpc/testing/echo.proto
+  - test/cpp/server/server_builder_test.cc
+  deps:
+  - grpc++_test_util
+  - grpc_test_util
+  - gpr_test_util
+  - grpc++
+  - grpc
+  - gpr
 - name: server_context_test_spouse_test
   gtest: true
   build: test
diff --git a/examples/csharp/helloworld-from-cli/global.json b/examples/csharp/helloworld-from-cli/global.json
new file mode 100644
index 0000000..32ff399
--- /dev/null
+++ b/examples/csharp/helloworld-from-cli/global.json
@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "1.0.0-preview2-003121"
+    }
+}
\ No newline at end of file
diff --git a/include/grpc++/impl/channel_argument_option.h b/include/grpc++/impl/channel_argument_option.h
new file mode 100644
index 0000000..057acc2
--- /dev/null
+++ b/include/grpc++/impl/channel_argument_option.h
@@ -0,0 +1,52 @@
+/*
+ *
+ * Copyright 2017, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef GRPCXX_IMPL_CHANNEL_ARGUMENT_OPTION_H
+#define GRPCXX_IMPL_CHANNEL_ARGUMENT_OPTION_H
+
+#include <map>
+#include <memory>
+
+#include <grpc++/impl/server_builder_option.h>
+#include <grpc++/support/channel_arguments.h>
+
+namespace grpc {
+
+std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
+    const grpc::string &name, const grpc::string &value);
+std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
+    const grpc::string &name, int value);
+
+}  // namespace grpc
+
+#endif  // GRPCXX_IMPL_CHANNEL_ARGUMENT_OPTION_H
diff --git a/include/grpc++/server_builder.h b/include/grpc++/server_builder.h
index 2ac2f0a..d707100 100644
--- a/include/grpc++/server_builder.h
+++ b/include/grpc++/server_builder.h
@@ -39,6 +39,7 @@
 #include <memory>
 #include <vector>
 
+#include <grpc++/impl/channel_argument_option.h>
 #include <grpc++/impl/server_builder_option.h>
 #include <grpc++/impl/server_builder_plugin.h>
 #include <grpc++/support/config.h>
@@ -130,6 +131,13 @@
   /// Only useful if this is a Synchronous server.
   ServerBuilder& SetSyncServerOption(SyncServerOption option, int value);
 
+  /// Add a channel argument (an escape hatch to tuning core library parameters
+  /// directly)
+  template <class T>
+  ServerBuilder& AddChannelArgument(const grpc::string& arg, const T& value) {
+    return SetOption(MakeChannelArgumentOption(arg, value));
+  }
+
   /// Tries to bind \a server to the given \a addr.
   ///
   /// It can be invoked multiple times.
diff --git a/src/core/lib/iomgr/error.c b/src/core/lib/iomgr/error.c
index c6851b0..7cdbe30 100644
--- a/src/core/lib/iomgr/error.c
+++ b/src/core/lib/iomgr/error.c
@@ -370,7 +370,7 @@
       internal_set_int(&out, GRPC_ERROR_INT_GRPC_STATUS, GRPC_STATUS_CANCELLED);
     }
   } else if (gpr_ref_is_unique(&in->refs)) {
-    return in;
+    out = in;
   } else {
     uint8_t new_arena_capacity = in->arena_capacity;
     // the returned err will be added to, so we ensure this is room to avoid
diff --git a/src/cpp/server/channel_argument_option.cc b/src/cpp/server/channel_argument_option.cc
new file mode 100644
index 0000000..723f968
--- /dev/null
+++ b/src/cpp/server/channel_argument_option.cc
@@ -0,0 +1,78 @@
+/*
+ *
+ * Copyright 2017, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <grpc++/impl/channel_argument_option.h>
+
+namespace grpc {
+
+std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
+    const grpc::string &name, const grpc::string &value) {
+  class StringOption final : public ServerBuilderOption {
+   public:
+    StringOption(const grpc::string &name, const grpc::string &value)
+        : name_(name), value_(value) {}
+
+    virtual void UpdateArguments(ChannelArguments *args) override {
+      args->SetString(name_, value_);
+    }
+    virtual void UpdatePlugins(
+        std::vector<std::unique_ptr<ServerBuilderPlugin>> *plugins) override {}
+
+   private:
+    const grpc::string name_;
+    const grpc::string value_;
+  };
+  return std::unique_ptr<ServerBuilderOption>(new StringOption(name, value));
+}
+
+std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
+    const grpc::string &name, int value) {
+  class IntOption final : public ServerBuilderOption {
+   public:
+    IntOption(const grpc::string &name, int value)
+        : name_(name), value_(value) {}
+
+    virtual void UpdateArguments(ChannelArguments *args) override {
+      args->SetInt(name_, value_);
+    }
+    virtual void UpdatePlugins(
+        std::vector<std::unique_ptr<ServerBuilderPlugin>> *plugins) override {}
+
+   private:
+    const grpc::string name_;
+    const int value_;
+  };
+  return std::unique_ptr<ServerBuilderOption>(new IntOption(name, value));
+}
+
+}  // namespace grpc
diff --git a/src/cpp/server/server_builder.cc b/src/cpp/server/server_builder.cc
index 00a90bb..4eb4b5a 100644
--- a/src/cpp/server/server_builder.cc
+++ b/src/cpp/server/server_builder.cc
@@ -323,9 +323,14 @@
     }
   }
 
+  bool added_port = false;
   for (auto port = ports_.begin(); port != ports_.end(); port++) {
     int r = server->AddListeningPort(port->addr, port->creds.get());
-    if (!r) return nullptr;
+    if (!r) {
+      if (added_port) server->Shutdown();
+      return nullptr;
+    }
+    added_port = true;
     if (port->selected_port != nullptr) {
       *port->selected_port = r;
     }
@@ -333,6 +338,7 @@
 
   auto cqs_data = cqs_.empty() ? nullptr : &cqs_[0];
   if (!server->Start(cqs_data, cqs_.size())) {
+    if (added_port) server->Shutdown();
     return nullptr;
   }
 
diff --git a/src/cpp/server/server_cc.cc b/src/cpp/server/server_cc.cc
index 9e11a8a..e874892 100644
--- a/src/cpp/server/server_cc.cc
+++ b/src/cpp/server/server_cc.cc
@@ -534,7 +534,7 @@
 
 void Server::ShutdownInternal(gpr_timespec deadline) {
   std::unique_lock<std::mutex> lock(mu_);
-  if (started_ && !shutdown_) {
+  if (!shutdown_) {
     shutdown_ = true;
 
     /// The completion queue to use for server shutdown completion notification
diff --git a/src/csharp/global.json b/src/csharp/global.json
new file mode 100644
index 0000000..32ff399
--- /dev/null
+++ b/src/csharp/global.json
@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "1.0.0-preview2-003121"
+    }
+}
\ No newline at end of file
diff --git a/templates/tools/dockerfile/csharp_dotnetcli_deps.include b/templates/tools/dockerfile/csharp_dotnetcli_deps.include
index 430f3fa..058ce15 100644
--- a/templates/tools/dockerfile/csharp_dotnetcli_deps.include
+++ b/templates/tools/dockerfile/csharp_dotnetcli_deps.include
@@ -1,7 +1,11 @@
 # Install dotnet SDK based on https://www.microsoft.com/net/core#debian
 RUN apt-get update && apt-get install -y curl libunwind8 gettext
-RUN curl -sSL -o dotnet.tar.gz https://go.microsoft.com/fwlink/?LinkID=809130
-RUN mkdir -p /opt/dotnet && tar zxf dotnet.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.0-preview2-003121
+RUN curl -sSL -o dotnet100.tar.gz https://go.microsoft.com/fwlink/?LinkID=809130
+RUN mkdir -p /opt/dotnet && tar zxf dotnet100.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.1
+RUN curl -sSL -o dotnet101.tar.gz https://go.microsoft.com/fwlink/?LinkID=843453
+RUN mkdir -p /opt/dotnet && tar zxf dotnet101.tar.gz -C /opt/dotnet
 RUN ln -s /opt/dotnet/dotnet /usr/local/bin
 
 # Trigger the population of the local package cache
diff --git a/test/cpp/microbenchmarks/bm_call_create.cc b/test/cpp/microbenchmarks/bm_call_create.cc
index f25bcd2..014e2b9 100644
--- a/test/cpp/microbenchmarks/bm_call_create.cc
+++ b/test/cpp/microbenchmarks/bm_call_create.cc
@@ -37,6 +37,7 @@
 #include <string.h>
 #include <sstream>
 
+#include <grpc++/channel.h>
 #include <grpc++/support/channel_arguments.h>
 #include <grpc/grpc.h>
 #include <grpc/support/alloc.h>
@@ -55,11 +56,35 @@
 #include "src/core/lib/transport/transport_impl.h"
 }
 
+#include "src/cpp/client/create_channel_internal.h"
+#include "src/proto/grpc/testing/echo.grpc.pb.h"
 #include "test/cpp/microbenchmarks/helpers.h"
 #include "third_party/benchmark/include/benchmark/benchmark.h"
 
 auto &force_library_initialization = Library::get();
 
+void BM_Zalloc(benchmark::State &state) {
+  // speed of light for call creation is zalloc, so benchmark a few interesting
+  // sizes
+  size_t sz = state.range(0);
+  while (state.KeepRunning()) {
+    gpr_free(gpr_zalloc(sz));
+  }
+}
+BENCHMARK(BM_Zalloc)
+    ->Arg(64)
+    ->Arg(128)
+    ->Arg(256)
+    ->Arg(512)
+    ->Arg(1024)
+    ->Arg(1536)
+    ->Arg(2048)
+    ->Arg(3072)
+    ->Arg(4096)
+    ->Arg(5120)
+    ->Arg(6144)
+    ->Arg(7168);
+
 class BaseChannelFixture {
  public:
   BaseChannelFixture(grpc_channel *channel) : channel_(channel) {}
@@ -105,6 +130,33 @@
 BENCHMARK_TEMPLATE(BM_CallCreateDestroy, InsecureChannel);
 BENCHMARK_TEMPLATE(BM_CallCreateDestroy, LameChannel);
 
+static void *tag(int i) {
+  return reinterpret_cast<void *>(static_cast<intptr_t>(i));
+}
+
+static void BM_LameChannelCallCreateCpp(benchmark::State &state) {
+  TrackCounters track_counters;
+  auto stub =
+      grpc::testing::EchoTestService::NewStub(grpc::CreateChannelInternal(
+          "", grpc_lame_client_channel_create(
+                  "localhost:1234", GRPC_STATUS_UNAUTHENTICATED, "blah")));
+  grpc::CompletionQueue cq;
+  grpc::testing::EchoRequest send_request;
+  grpc::testing::EchoResponse recv_response;
+  grpc::Status recv_status;
+  while (state.KeepRunning()) {
+    grpc::ClientContext cli_ctx;
+    auto reader = stub->AsyncEcho(&cli_ctx, send_request, &cq);
+    reader->Finish(&recv_response, &recv_status, tag(0));
+    void *t;
+    bool ok;
+    GPR_ASSERT(cq.Next(&t, &ok));
+    GPR_ASSERT(ok);
+  }
+  track_counters.Finish(state);
+}
+BENCHMARK(BM_LameChannelCallCreateCpp);
+
 static void FilterDestroy(grpc_exec_ctx *exec_ctx, void *arg,
                           grpc_error *error) {
   gpr_free(arg);
diff --git a/test/cpp/microbenchmarks/helpers.cc b/test/cpp/microbenchmarks/helpers.cc
index 947e81f..d277c59 100644
--- a/test/cpp/microbenchmarks/helpers.cc
+++ b/test/cpp/microbenchmarks/helpers.cc
@@ -45,6 +45,7 @@
 
 void TrackCounters::AddToLabel(std::ostream &out, benchmark::State &state) {
 #ifdef GPR_LOW_LEVEL_COUNTERS
+  grpc_memory_counters counters_at_end = grpc_memory_counters_snapshot();
   out << " locks/iter:" << ((double)(gpr_atm_no_barrier_load(&gpr_mu_locks) -
                                      mu_locks_at_start_) /
                             (double)state.iterations())
@@ -55,11 +56,10 @@
       << " atm_add/iter:"
       << ((double)(gpr_atm_no_barrier_load(&gpr_counter_atm_add) -
                    atm_add_at_start_) /
-          (double)state.iterations());
-#endif
-  grpc_memory_counters counters_at_end = grpc_memory_counters_snapshot();
-  out << " allocs/iter:"
+          (double)state.iterations())
+      << " allocs/iter:"
       << ((double)(counters_at_end.total_allocs_absolute -
                    counters_at_start_.total_allocs_absolute) /
           (double)state.iterations());
+#endif
 }
diff --git a/test/cpp/microbenchmarks/helpers.h b/test/cpp/microbenchmarks/helpers.h
index 42a8fba..2829a46 100644
--- a/test/cpp/microbenchmarks/helpers.h
+++ b/test/cpp/microbenchmarks/helpers.h
@@ -84,8 +84,8 @@
       gpr_atm_no_barrier_load(&gpr_counter_atm_cas);
   const size_t atm_add_at_start_ =
       gpr_atm_no_barrier_load(&gpr_counter_atm_add);
-#endif
   grpc_memory_counters counters_at_start_ = grpc_memory_counters_snapshot();
+#endif
 };
 
 #endif
diff --git a/test/cpp/server/server_builder_test.cc b/test/cpp/server/server_builder_test.cc
new file mode 100644
index 0000000..1d9eda1
--- /dev/null
+++ b/test/cpp/server/server_builder_test.cc
@@ -0,0 +1,96 @@
+/*
+ *
+ * Copyright 2017, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <grpc++/impl/codegen/config.h>
+#include <gtest/gtest.h>
+
+#include <grpc++/server.h>
+#include <grpc++/server_builder.h>
+
+#include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+
+namespace grpc {
+namespace {
+
+testing::EchoTestService::Service g_service;
+
+grpc::string MakePort() {
+  std::ostringstream s;
+  int p = grpc_pick_unused_port_or_die();
+  s << "localhost:" << p;
+  return s.str();
+}
+
+grpc::string g_port = MakePort();
+
+TEST(ServerBuilderTest, NoOp) { ServerBuilder b; }
+
+TEST(ServerBuilderTest, CreateServerNoPorts) {
+  ServerBuilder().RegisterService(&g_service).BuildAndStart()->Shutdown();
+}
+
+TEST(ServerBuilderTest, CreateServerOnePort) {
+  ServerBuilder()
+      .RegisterService(&g_service)
+      .AddListeningPort(g_port, InsecureServerCredentials())
+      .BuildAndStart()
+      ->Shutdown();
+}
+
+TEST(ServerBuilderTest, CreateServerRepeatedPort) {
+  ServerBuilder()
+      .RegisterService(&g_service)
+      .AddListeningPort(g_port, InsecureServerCredentials())
+      .AddListeningPort(g_port, InsecureServerCredentials())
+      .BuildAndStart()
+      ->Shutdown();
+}
+
+TEST(ServerBuilderTest, CreateServerRepeatedPortWithDisallowedReusePort) {
+  EXPECT_EQ(ServerBuilder()
+                .RegisterService(&g_service)
+                .AddListeningPort(g_port, InsecureServerCredentials())
+                .AddListeningPort(g_port, InsecureServerCredentials())
+                .AddChannelArgument(GRPC_ARG_ALLOW_REUSEPORT, 0)
+                .BuildAndStart(),
+            nullptr);
+}
+
+}  // namespace
+}  // namespace grpc
+
+int main(int argc, char** argv) {
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}
diff --git a/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile b/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile
index 9163982..c26c9a2 100644
--- a/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile
+++ b/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile
@@ -99,8 +99,12 @@
 
 # Install dotnet SDK based on https://www.microsoft.com/net/core#debian
 RUN apt-get update && apt-get install -y curl libunwind8 gettext
-RUN curl -sSL -o dotnet.tar.gz https://go.microsoft.com/fwlink/?LinkID=809130
-RUN mkdir -p /opt/dotnet && tar zxf dotnet.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.0-preview2-003121
+RUN curl -sSL -o dotnet100.tar.gz https://go.microsoft.com/fwlink/?LinkID=809130
+RUN mkdir -p /opt/dotnet && tar zxf dotnet100.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.1
+RUN curl -sSL -o dotnet101.tar.gz https://go.microsoft.com/fwlink/?LinkID=843453
+RUN mkdir -p /opt/dotnet && tar zxf dotnet101.tar.gz -C /opt/dotnet
 RUN ln -s /opt/dotnet/dotnet /usr/local/bin
 
 # Trigger the population of the local package cache
diff --git a/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile b/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile
index 9163982..c26c9a2 100644
--- a/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile
+++ b/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile
@@ -99,8 +99,12 @@
 
 # Install dotnet SDK based on https://www.microsoft.com/net/core#debian
 RUN apt-get update && apt-get install -y curl libunwind8 gettext
-RUN curl -sSL -o dotnet.tar.gz https://go.microsoft.com/fwlink/?LinkID=809130
-RUN mkdir -p /opt/dotnet && tar zxf dotnet.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.0-preview2-003121
+RUN curl -sSL -o dotnet100.tar.gz https://go.microsoft.com/fwlink/?LinkID=809130
+RUN mkdir -p /opt/dotnet && tar zxf dotnet100.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.1
+RUN curl -sSL -o dotnet101.tar.gz https://go.microsoft.com/fwlink/?LinkID=843453
+RUN mkdir -p /opt/dotnet && tar zxf dotnet101.tar.gz -C /opt/dotnet
 RUN ln -s /opt/dotnet/dotnet /usr/local/bin
 
 # Trigger the population of the local package cache
diff --git a/tools/doxygen/Doxyfile.c++ b/tools/doxygen/Doxyfile.c++
index 9652597..a181def 100644
--- a/tools/doxygen/Doxyfile.c++
+++ b/tools/doxygen/Doxyfile.c++
@@ -803,6 +803,7 @@
 include/grpc++/grpc++.h \
 include/grpc++/health_check_service_interface.h \
 include/grpc++/impl/call.h \
+include/grpc++/impl/channel_argument_option.h \
 include/grpc++/impl/client_unary_call.h \
 include/grpc++/impl/codegen/async_stream.h \
 include/grpc++/impl/codegen/async_unary_call.h \
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index d98475f..7595081 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -803,6 +803,7 @@
 include/grpc++/grpc++.h \
 include/grpc++/health_check_service_interface.h \
 include/grpc++/impl/call.h \
+include/grpc++/impl/channel_argument_option.h \
 include/grpc++/impl/client_unary_call.h \
 include/grpc++/impl/codegen/async_stream.h \
 include/grpc++/impl/codegen/async_unary_call.h \
@@ -914,6 +915,7 @@
 src/cpp/common/secure_create_auth_context.cc \
 src/cpp/common/version_cc.cc \
 src/cpp/server/async_generic_service.cc \
+src/cpp/server/channel_argument_option.cc \
 src/cpp/server/create_default_thread_pool.cc \
 src/cpp/server/dynamic_thread_pool.cc \
 src/cpp/server/dynamic_thread_pool.h \
diff --git a/tools/internal_ci/linux/grpc_master.cfg b/tools/internal_ci/linux/grpc_master.cfg
index 7536a91..6c94c3b 100644
--- a/tools/internal_ci/linux/grpc_master.cfg
+++ b/tools/internal_ci/linux/grpc_master.cfg
@@ -34,6 +34,6 @@
 timeout_mins: 240
 action {
   define_artifacts {
-    regex: "**/sponge_log.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/linux/grpc_master.sh b/tools/internal_ci/linux/grpc_master.sh
index d01d637..9ecf123 100755
--- a/tools/internal_ci/linux/grpc_master.sh
+++ b/tools/internal_ci/linux/grpc_master.sh
@@ -45,6 +45,8 @@
 
 git submodule update --init
 
+# download docker images from dockerhub
+export DOCKERHUB_ORGANIZATION=grpctesting
 tools/run_tests/run_tests.py -l c -t -x sponge_log.xml || FAILED="true"
 
 # kill port_server.py to prevent the build from hanging
diff --git a/tools/internal_ci/linux/grpc_master_sanitizers.cfg b/tools/internal_ci/linux/grpc_master_sanitizers.cfg
new file mode 100644
index 0000000..a2a9407
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_master_sanitizers.cfg
@@ -0,0 +1,39 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/linux/grpc_master_sanitizers.sh"
+timeout_mins: 1440
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml"
+  }
+}
diff --git a/tools/internal_ci/linux/grpc_master_sanitizers.sh b/tools/internal_ci/linux/grpc_master_sanitizers.sh
new file mode 100644
index 0000000..2cd0efe
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_master_sanitizers.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+set -ex
+
+# change to grpc repo root
+cd $(dirname $0)/../../..
+
+git submodule update --init
+
+# download docker images from dockerhub
+export DOCKERHUB_ORGANIZATION=grpctesting
+tools/run_tests/run_tests_matrix.sh -f sanitizers linux
diff --git a/tools/internal_ci/linux/grpc_portability.cfg b/tools/internal_ci/linux/grpc_portability.cfg
new file mode 100644
index 0000000..0c25661
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_portability.cfg
@@ -0,0 +1,39 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/linux/grpc_portability.sh"
+timeout_mins: 360
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml"
+  }
+}
diff --git a/tools/internal_ci/linux/grpc_portability.sh b/tools/internal_ci/linux/grpc_portability.sh
new file mode 100644
index 0000000..c7ac3bb
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_portability.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+set -ex
+
+# change to grpc repo root
+cd $(dirname $0)/../../..
+
+git submodule update --init
+
+# download docker images from dockerhub
+export DOCKERHUB_ORGANIZATION=grpctesting
+tools/run_tests/run_tests_matrix.sh -f portability linux
diff --git a/tools/internal_ci/linux/grpc_portability_build_only.cfg b/tools/internal_ci/linux/grpc_portability_build_only.cfg
index ce5be5a..4d3dda4 100644
--- a/tools/internal_ci/linux/grpc_portability_build_only.cfg
+++ b/tools/internal_ci/linux/grpc_portability_build_only.cfg
@@ -34,6 +34,6 @@
 timeout_mins: 180
 action {
   define_artifacts {
-    regex: "**report**.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/linux/grpc_portability_build_only.sh b/tools/internal_ci/linux/grpc_portability_build_only.sh
index ebdc0e8..edd6f91 100644
--- a/tools/internal_ci/linux/grpc_portability_build_only.sh
+++ b/tools/internal_ci/linux/grpc_portability_build_only.sh
@@ -37,5 +37,4 @@
 
 # download docker images from dockerhub
 export DOCKERHUB_ORGANIZATION=grpctesting
-
-tools/jenkins/run_jenkins_matrix.sh -f portability linux --build_only
+tools/run_tests/run_tests_matrix.sh -f portability linux --build_only
diff --git a/tools/internal_ci/linux/grpc_pull_request_sanity.cfg b/tools/internal_ci/linux/grpc_pull_request_sanity.cfg
index 511f2d6..1abf6ac 100644
--- a/tools/internal_ci/linux/grpc_pull_request_sanity.cfg
+++ b/tools/internal_ci/linux/grpc_pull_request_sanity.cfg
@@ -34,6 +34,6 @@
 timeout_mins: 30
 action {
   define_artifacts {
-    regex: "**/sponge_log.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/windows/grpc_master.cfg b/tools/internal_ci/windows/grpc_master.cfg
index f90af11..21a9d6a 100644
--- a/tools/internal_ci/windows/grpc_master.cfg
+++ b/tools/internal_ci/windows/grpc_master.cfg
@@ -34,6 +34,6 @@
 timeout_mins: 360
 action {
   define_artifacts {
-    regex: "**sponge_log.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/windows/grpc_portability_master.bat b/tools/internal_ci/windows/grpc_portability_master.bat
new file mode 100644
index 0000000..b98c701
--- /dev/null
+++ b/tools/internal_ci/windows/grpc_portability_master.bat
@@ -0,0 +1,43 @@
+@rem Copyright 2017, Google Inc.
+@rem All rights reserved.
+@rem
+@rem Redistribution and use in source and binary forms, with or without
+@rem modification, are permitted provided that the following conditions are
+@rem met:
+@rem
+@rem     * Redistributions of source code must retain the above copyright
+@rem notice, this list of conditions and the following disclaimer.
+@rem     * Redistributions in binary form must reproduce the above
+@rem copyright notice, this list of conditions and the following disclaimer
+@rem in the documentation and/or other materials provided with the
+@rem distribution.
+@rem     * Neither the name of Google Inc. nor the names of its
+@rem contributors may be used to endorse or promote products derived from
+@rem this software without specific prior written permission.
+@rem
+@rem THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+@rem "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+@rem LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+@rem A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+@rem OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+@rem SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+@rem LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+@rem DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+@rem THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+@rem (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+@rem OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+@rem make sure msys binaries are preferred over cygwin binaries
+@rem set path to python 2.7
+set PATH=C:\tools\msys64\usr\bin;C:\Python27;%PATH%
+
+@rem enter repo root
+cd /d %~dp0\..\..\..
+
+git submodule update --init
+
+python tools/run_tests/run_tests_matrix.py -f portability windows -j 1 --inner_jobs 8 || goto :error
+goto :EOF
+
+:error
+exit /b %errorlevel%
diff --git a/tools/internal_ci/windows/grpc_portability_master.cfg b/tools/internal_ci/windows/grpc_portability_master.cfg
new file mode 100644
index 0000000..10d8e985
--- /dev/null
+++ b/tools/internal_ci/windows/grpc_portability_master.cfg
@@ -0,0 +1,39 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/windows/grpc_portability_master.bat"
+timeout_mins: 360
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml"
+  }
+}
diff --git a/tools/profiling/microbenchmarks/bm2bq.py b/tools/profiling/microbenchmarks/bm2bq.py
index a83b3be..ae59332 100755
--- a/tools/profiling/microbenchmarks/bm2bq.py
+++ b/tools/profiling/microbenchmarks/bm2bq.py
@@ -36,7 +36,7 @@
 import sys
 import json
 import csv
-import os
+import bm_json
 
 columns = [
   ('jenkins_build', 'integer'),
@@ -88,147 +88,8 @@
 
 writer = csv.DictWriter(sys.stdout, [c for c,t in columns])
 
-bm_specs = {
-  'BM_UnaryPingPong': {
-    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
-    'dyn': ['request_size', 'response_size'],
-  },
-  'BM_PumpStreamClientToServer': {
-    'tpl': ['fixture'],
-    'dyn': ['request_size'],
-  },
-  'BM_PumpStreamServerToClient': {
-    'tpl': ['fixture'],
-    'dyn': ['request_size'],
-  },
-  'BM_StreamingPingPong': {
-    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
-    'dyn': ['request_size', 'request_count'],
-  },
-  'BM_StreamingPingPongMsgs': {
-    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
-    'dyn': ['request_size'],
-  },
-  'BM_PumpStreamServerToClient_Trickle': {
-    'tpl': [],
-    'dyn': ['request_size', 'bandwidth_kilobits'],
-  },
-  'BM_ErrorStringOnNewError': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorStringRepeatedly': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorGetStatus': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorGetStatusCode': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorHttpError': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_HasClearGrpcStatus': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_IsolatedFilter' : {
-    'tpl': ['fixture', 'client_mutator'],
-    'dyn': [],
-  },
-  'BM_HpackEncoderEncodeHeader' : {
-    'tpl': ['fixture'],
-    'dyn': ['end_of_stream', 'request_size'],
-  },
-  'BM_HpackParserParseHeader' : {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_CallCreateDestroy' : {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-}
-
-def numericalize(s):
-  if not s: return ''
-  if s[-1] == 'k':
-    return int(s[:-1]) * 1024
-  if s[-1] == 'M':
-    return int(s[:-1]) * 1024 * 1024
-  if 0 <= (ord(s[-1]) - ord('0')) <= 9:
-    return int(s)
-  assert 'not a number: %s' % s
-
-def parse_name(name):
-  if '<' not in name and '/' not in name and name not in bm_specs:
-    return {'name': name}
-  rest = name
-  out = {}
-  tpl_args = []
-  dyn_args = []
-  if '<' in rest:
-    tpl_bit = rest[rest.find('<') + 1 : rest.rfind('>')]
-    arg = ''
-    nesting = 0
-    for c in tpl_bit:
-      if c == '<':
-        nesting += 1
-        arg += c
-      elif c == '>':
-        nesting -= 1
-        arg += c
-      elif c == ',':
-        if nesting == 0:
-          tpl_args.append(arg.strip())
-          arg = ''
-        else:
-          arg += c
-      else:
-        arg += c
-    tpl_args.append(arg.strip())
-    rest = rest[:rest.find('<')] + rest[rest.rfind('>') + 1:]
-  if '/' in rest:
-    s = rest.split('/')
-    rest = s[0]
-    dyn_args = s[1:]
-  name = rest
-  assert name in bm_specs, 'bm_specs needs to be expanded for %s' % name
-  assert len(dyn_args) == len(bm_specs[name]['dyn'])
-  assert len(tpl_args) == len(bm_specs[name]['tpl'])
-  out['name'] = name
-  out.update(dict((k, numericalize(v)) for k, v in zip(bm_specs[name]['dyn'], dyn_args)))
-  out.update(dict(zip(bm_specs[name]['tpl'], tpl_args)))
-  return out
-
-for bm in js['benchmarks']:
-  context = js['context']
-  if 'label' in bm:
-    labels_list = [s.split(':') for s in bm['label'].strip().split(' ') if len(s) and s[0] != '#']
-    for el in labels_list:
-      el[0] = el[0].replace('/iter', '_per_iteration')
-    labels = dict(labels_list)
-  else:
-    labels = {}
-  row = {
-    'jenkins_build': os.environ.get('BUILD_NUMBER', ''),
-    'jenkins_job': os.environ.get('JOB_NAME', ''),
-  }
-  row.update(context)
-  row.update(bm)
-  row.update(parse_name(row['name']))
-  row.update(labels)
+for row in bm_json.expand_json(js, js2):
   if 'label' in row:
     del row['label']
-  if js2:
-    for bm2 in js2['benchmarks']:
-      if bm['name'] == bm2['name']:
-        row['cpu_time'] = bm2['cpu_time']
-        row['real_time'] = bm2['real_time']
-        row['iterations'] = bm2['iterations']
+  del row['cpp_name']
   writer.writerow(row)
diff --git a/tools/profiling/microbenchmarks/bm_diff.py b/tools/profiling/microbenchmarks/bm_diff.py
new file mode 100755
index 0000000..59cc2d0
--- /dev/null
+++ b/tools/profiling/microbenchmarks/bm_diff.py
@@ -0,0 +1,101 @@
+#!/usr/bin/env python2.7
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import sys
+import json
+import bm_json
+import tabulate
+
+with open(sys.argv[1]) as f:
+  js_new_ctr = json.loads(f.read())
+with open(sys.argv[2]) as f:
+  js_new_opt = json.loads(f.read())
+with open(sys.argv[3]) as f:
+  js_old_ctr = json.loads(f.read())
+with open(sys.argv[4]) as f:
+  js_old_opt = json.loads(f.read())
+
+new = {}
+old = {}
+
+for row in bm_json.expand_json(js_new_ctr, js_new_opt):
+  new[row['cpp_name']] = row
+for row in bm_json.expand_json(js_old_ctr, js_old_opt):
+  old[row['cpp_name']] = row
+
+def changed_ratio(n, o):
+  return float(n-o)/float(o)
+
+def min_change(pct):
+  return lambda n, o: abs(changed_ratio(n,o)) > pct/100.0
+
+_INTERESTING = (
+  ('cpu_time', min_change(10)),
+  ('real_time', min_change(10)),
+  ('locks_per_iteration', min_change(5)),
+  ('allocs_per_iteration', min_change(5)),
+  ('writes_per_iteration', min_change(5)),
+  ('atm_cas_per_iteration', min_change(1)),
+  ('atm_add_per_iteration', min_change(5)),
+)
+
+changed = []
+for fld, chk in _INTERESTING:
+  for bm in new.keys():
+    if bm not in old: continue
+    n = new[bm]
+    o = old[bm]
+    if fld not in n or fld not in o: continue
+    if chk(n[fld], o[fld]):
+      changed.append((fld, chk))
+      break
+
+headers = ['Benchmark'] + [c[0] for c in changed] + ['Details']
+rows = []
+for bm in sorted(new.keys()):
+  if bm not in old: continue
+  row = [bm]
+  any_changed = False
+  n = new[bm]
+  o = old[bm]
+  details = ''
+  for fld, chk in _INTERESTING:
+    if fld not in n or fld not in o: continue
+    if chk(n[fld], o[fld]):
+      row.append(changed_ratio(n[fld], o[fld]))
+      if details: details += ', '
+      details += '%s:%r-->%r' % (fld, o[fld], n[fld])
+      any_changed = True
+    else:
+      row.append('')
+  if any_changed:
+    row.append(details)
+    rows.append(row)
+print tabulate.tabulate(rows, headers=headers, floatfmt='+.2f')
diff --git a/tools/profiling/microbenchmarks/bm_json.py b/tools/profiling/microbenchmarks/bm_json.py
new file mode 100644
index 0000000..6048237
--- /dev/null
+++ b/tools/profiling/microbenchmarks/bm_json.py
@@ -0,0 +1,180 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import os
+
+_BM_SPECS = {
+  'BM_UnaryPingPong': {
+    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
+    'dyn': ['request_size', 'response_size'],
+  },
+  'BM_PumpStreamClientToServer': {
+    'tpl': ['fixture'],
+    'dyn': ['request_size'],
+  },
+  'BM_PumpStreamServerToClient': {
+    'tpl': ['fixture'],
+    'dyn': ['request_size'],
+  },
+  'BM_StreamingPingPong': {
+    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
+    'dyn': ['request_size', 'request_count'],
+  },
+  'BM_StreamingPingPongMsgs': {
+    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
+    'dyn': ['request_size'],
+  },
+  'BM_PumpStreamServerToClient_Trickle': {
+    'tpl': [],
+    'dyn': ['request_size', 'bandwidth_kilobits'],
+  },
+  'BM_ErrorStringOnNewError': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorStringRepeatedly': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorGetStatus': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorGetStatusCode': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorHttpError': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_HasClearGrpcStatus': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_IsolatedFilter': {
+    'tpl': ['fixture', 'client_mutator'],
+    'dyn': [],
+  },
+  'BM_HpackEncoderEncodeHeader': {
+    'tpl': ['fixture'],
+    'dyn': ['end_of_stream', 'request_size'],
+  },
+  'BM_HpackParserParseHeader': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_CallCreateDestroy': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_Zalloc': {
+    'tpl': [],
+    'dyn': ['request_size'],
+  },
+}
+
+def numericalize(s):
+  if not s: return ''
+  if s[-1] == 'k':
+    return int(s[:-1]) * 1024
+  if s[-1] == 'M':
+    return int(s[:-1]) * 1024 * 1024
+  if 0 <= (ord(s[-1]) - ord('0')) <= 9:
+    return int(s)
+  assert 'not a number: %s' % s
+
+def parse_name(name):
+  cpp_name = name
+  if '<' not in name and '/' not in name and name not in _BM_SPECS:
+    return {'name': name, 'cpp_name': name}
+  rest = name
+  out = {}
+  tpl_args = []
+  dyn_args = []
+  if '<' in rest:
+    tpl_bit = rest[rest.find('<') + 1 : rest.rfind('>')]
+    arg = ''
+    nesting = 0
+    for c in tpl_bit:
+      if c == '<':
+        nesting += 1
+        arg += c
+      elif c == '>':
+        nesting -= 1
+        arg += c
+      elif c == ',':
+        if nesting == 0:
+          tpl_args.append(arg.strip())
+          arg = ''
+        else:
+          arg += c
+      else:
+        arg += c
+    tpl_args.append(arg.strip())
+    rest = rest[:rest.find('<')] + rest[rest.rfind('>') + 1:]
+  if '/' in rest:
+    s = rest.split('/')
+    rest = s[0]
+    dyn_args = s[1:]
+  name = rest
+  assert name in _BM_SPECS, '_BM_SPECS needs to be expanded for %s' % name
+  assert len(dyn_args) == len(_BM_SPECS[name]['dyn'])
+  assert len(tpl_args) == len(_BM_SPECS[name]['tpl'])
+  out['name'] = name
+  out['cpp_name'] = cpp_name
+  out.update(dict((k, numericalize(v)) for k, v in zip(_BM_SPECS[name]['dyn'], dyn_args)))
+  out.update(dict(zip(_BM_SPECS[name]['tpl'], tpl_args)))
+  return out
+
+def expand_json(js, js2 = None):
+  for bm in js['benchmarks']:
+    context = js['context']
+    if 'label' in bm:
+      labels_list = [s.split(':') for s in bm['label'].strip().split(' ') if len(s) and s[0] != '#']
+      for el in labels_list:
+        el[0] = el[0].replace('/iter', '_per_iteration')
+      labels = dict(labels_list)
+    else:
+      labels = {}
+    row = {
+      'jenkins_build': os.environ.get('BUILD_NUMBER', ''),
+      'jenkins_job': os.environ.get('JOB_NAME', ''),
+    }
+    row.update(context)
+    row.update(bm)
+    row.update(parse_name(row['name']))
+    row.update(labels)
+    if js2:
+      for bm2 in js2['benchmarks']:
+        if bm['name'] == bm2['name']:
+          row['cpu_time'] = bm2['cpu_time']
+          row['real_time'] = bm2['real_time']
+          row['iterations'] = bm2['iterations']
+    yield row
diff --git a/tools/run_tests/generated/sources_and_headers.json b/tools/run_tests/generated/sources_and_headers.json
index fc6b8f3..767c2b2 100644
--- a/tools/run_tests/generated/sources_and_headers.json
+++ b/tools/run_tests/generated/sources_and_headers.json
@@ -3584,6 +3584,30 @@
       "gpr_test_util", 
       "grpc", 
       "grpc++", 
+      "grpc++_test_util", 
+      "grpc_test_util"
+    ], 
+    "headers": [
+      "src/proto/grpc/testing/echo.grpc.pb.h", 
+      "src/proto/grpc/testing/echo.pb.h", 
+      "src/proto/grpc/testing/echo_messages.grpc.pb.h", 
+      "src/proto/grpc/testing/echo_messages.pb.h"
+    ], 
+    "is_filegroup": false, 
+    "language": "c++", 
+    "name": "server_builder_test", 
+    "src": [
+      "test/cpp/server/server_builder_test.cc"
+    ], 
+    "third_party": false, 
+    "type": "target"
+  }, 
+  {
+    "deps": [
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc++", 
       "grpc++_test", 
       "grpc_test_util"
     ], 
@@ -8398,6 +8422,7 @@
       "include/grpc++/grpc++.h", 
       "include/grpc++/health_check_service_interface.h", 
       "include/grpc++/impl/call.h", 
+      "include/grpc++/impl/channel_argument_option.h", 
       "include/grpc++/impl/client_unary_call.h", 
       "include/grpc++/impl/codegen/core_codegen.h", 
       "include/grpc++/impl/grpc_library.h", 
@@ -8454,6 +8479,7 @@
       "include/grpc++/grpc++.h", 
       "include/grpc++/health_check_service_interface.h", 
       "include/grpc++/impl/call.h", 
+      "include/grpc++/impl/channel_argument_option.h", 
       "include/grpc++/impl/client_unary_call.h", 
       "include/grpc++/impl/codegen/core_codegen.h", 
       "include/grpc++/impl/grpc_library.h", 
@@ -8503,6 +8529,7 @@
       "src/cpp/common/rpc_method.cc", 
       "src/cpp/common/version_cc.cc", 
       "src/cpp/server/async_generic_service.cc", 
+      "src/cpp/server/channel_argument_option.cc", 
       "src/cpp/server/create_default_thread_pool.cc", 
       "src/cpp/server/dynamic_thread_pool.cc", 
       "src/cpp/server/dynamic_thread_pool.h", 
diff --git a/tools/run_tests/generated/tests.json b/tools/run_tests/generated/tests.json
index 05f509e..f9e2a19 100644
--- a/tools/run_tests/generated/tests.json
+++ b/tools/run_tests/generated/tests.json
@@ -3513,6 +3513,28 @@
     "flaky": false, 
     "gtest": true, 
     "language": "c++", 
+    "name": "server_builder_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
+  {
+    "args": [], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "gtest": true, 
+    "language": "c++", 
     "name": "server_context_test_spouse_test", 
     "platforms": [
       "linux", 
diff --git a/tools/run_tests/python_utils/jobset.py b/tools/run_tests/python_utils/jobset.py
index f304743..5d812f2 100755
--- a/tools/run_tests/python_utils/jobset.py
+++ b/tools/run_tests/python_utils/jobset.py
@@ -476,13 +476,13 @@
         skip_jobs=False,
         quiet_success=False):
   if skip_jobs:
-    results = {}
+    resultset = {}
     skipped_job_result = JobResult()
     skipped_job_result.state = 'SKIPPED'
     for job in cmdlines:
       message('SKIPPED', job.shortname, do_newline=True)
-      results[job.shortname] = [skipped_job_result]
-    return results
+      resultset[job.shortname] = [skipped_job_result]
+    return 0, resultset
   js = Jobset(check_cancelled,
               maxjobs if maxjobs is not None else _DEFAULT_MAX_JOBS,
               newline_on_success, travis, stop_on_failure, add_env,
diff --git a/tools/run_tests/run_interop_tests.py b/tools/run_tests/run_interop_tests.py
index 0d5bec1..161fa81 100755
--- a/tools/run_tests/run_interop_tests.py
+++ b/tools/run_tests/run_interop_tests.py
@@ -501,6 +501,28 @@
   return docker_cmdline
 
 
+def manual_cmdline(docker_cmdline):
+  """Returns docker cmdline adjusted for manual invocation."""
+  print_cmdline = []
+  for item in docker_cmdline:
+    if item.startswith('--name='):
+      continue
+    # add quotes when necessary
+    if any(character.isspace() for character in item):
+      item = "\"%s\"" % item
+    print_cmdline.append(item)
+  return ' '.join(print_cmdline)
+
+
+def write_cmdlog_maybe(cmdlog, filename):
+  """Returns docker cmdline adjusted for manual invocation."""
+  if cmdlog:
+    with open(filename, 'w') as logfile:
+      logfile.write('#!/bin/bash\n')
+      logfile.writelines("%s\n" % line for line in cmdlog)
+    print('Command log written to file %s' % filename)
+
+
 def bash_cmdline(cmdline):
   """Creates bash -c cmdline from args list."""
   # Use login shell:
@@ -551,7 +573,8 @@
 
 
 def cloud_to_prod_jobspec(language, test_case, server_host_name,
-                          server_host_detail, docker_image=None, auth=False):
+                          server_host_detail, docker_image=None, auth=False,
+                          manual_cmd_log=None):
   """Creates jobspec for cloud-to-prod interop test"""
   container_name = None
   cmdargs = [
@@ -576,7 +599,9 @@
                                  cwd=cwd,
                                  environ=environ,
                                  docker_args=['--net=host',
-                                              '--name', container_name])
+                                              '--name=%s' % container_name])
+    if manual_cmd_log is not None:
+      manual_cmd_log.append(manual_cmdline(cmdline))
     cwd = None
     environ = None
 
@@ -597,7 +622,8 @@
 
 
 def cloud_to_cloud_jobspec(language, test_case, server_name, server_host,
-                           server_port, docker_image=None, insecure=False):
+                           server_port, docker_image=None, insecure=False,
+                           manual_cmd_log=None):
   """Creates jobspec for cloud-to-cloud interop test"""
   interop_only_options = [
       '--server_host_override=foo.test.google.fr',
@@ -628,7 +654,9 @@
                                  environ=environ,
                                  cwd=cwd,
                                  docker_args=['--net=host',
-                                              '--name', container_name])
+                                              '--name=%s' % container_name])
+    if manual_cmd_log is not None:
+      manual_cmd_log.append(manual_cmdline(cmdline))
     cwd = None
 
   test_job = jobset.JobSpec(
@@ -646,7 +674,7 @@
   return test_job
 
 
-def server_jobspec(language, docker_image, insecure=False):
+def server_jobspec(language, docker_image, insecure=False, manual_cmd_log=None):
   """Create jobspec for running a server"""
   container_name = dockerjob.random_name('interop_server_%s' % language.safename)
   cmdline = bash_cmdline(
@@ -676,7 +704,9 @@
                                       cwd=language.server_cwd,
                                       environ=environ,
                                       docker_args=port_args +
-                                        ['--name', container_name])
+                                        ['--name=%s' % container_name])
+  if manual_cmd_log is not None:
+      manual_cmd_log.append(manual_cmdline(docker_cmdline))
   server_job = jobset.JobSpec(
           cmdline=docker_cmdline,
           environ=environ,
@@ -806,6 +836,14 @@
                   action='store_const',
                   const=True,
                   help='Allow flaky tests to show as passing (re-runs failed tests up to five times)')
+argp.add_argument('--manual_run',
+                  default=False,
+                  action='store_const',
+                  const=True,
+                  help='Prepare things for running interop tests manually. ' +
+                  'Preserve docker images after building them and skip '
+                  'actually running the tests. Only print commands to run by ' +
+                  'hand.')
 argp.add_argument('--http2_interop',
                   default=False,
                   action='store_const',
@@ -837,6 +875,10 @@
     print('copied to the docker environment.')
     time.sleep(5)
 
+if args.manual_run and not args.use_docker:
+  print('--manual_run is only supported with --use_docker option enabled.')
+  sys.exit(1)
+
 if not args.use_docker and servers:
   print('Running interop servers is only supported with --use_docker option enabled.')
   sys.exit(1)
@@ -887,24 +929,36 @@
         dockerjob.remove_image(image, skip_nonexistent=True)
       sys.exit(1)
 
+server_manual_cmd_log = [] if args.manual_run else None
+client_manual_cmd_log = [] if args.manual_run else None
+
 # Start interop servers.
-server_jobs={}
-server_addresses={}
+server_jobs = {}
+server_addresses = {}
 try:
   for s in servers:
     lang = str(s)
     spec = server_jobspec(_LANGUAGES[lang], docker_images.get(lang),
-                          args.insecure)
-    job = dockerjob.DockerJob(spec)
-    server_jobs[lang] = job
-    server_addresses[lang] = ('localhost', job.mapped_port(_DEFAULT_SERVER_PORT))
+                          args.insecure, manual_cmd_log=server_manual_cmd_log)
+    if not args.manual_run:
+      job = dockerjob.DockerJob(spec)
+      server_jobs[lang] = job
+      server_addresses[lang] = ('localhost', job.mapped_port(_DEFAULT_SERVER_PORT))
+    else:
+      # don't run the server, set server port to a placeholder value
+      server_addresses[lang] = ('localhost', '${SERVER_PORT}')
 
   if args.http2_badserver_interop:
     # launch a HTTP2 server emulator that creates edge cases
     lang = str(http2InteropServer)
-    spec = server_jobspec(http2InteropServer, docker_images.get(lang))
-    job = dockerjob.DockerJob(spec)
-    server_jobs[lang] = job
+    spec = server_jobspec(http2InteropServer, docker_images.get(lang),
+                          manual_cmd_log=server_manual_cmd_log)
+    if not args.manual_run:
+      job = dockerjob.DockerJob(spec)
+      server_jobs[lang] = job
+    else:
+      # don't run the server, set server port to a placeholder value
+      server_addresses[lang] = ('localhost', '${SERVER_PORT}')
 
   jobs = []
   if args.cloud_to_prod:
@@ -918,7 +972,8 @@
               test_job = cloud_to_prod_jobspec(
                   language, test_case, server_host_name,
                   prod_servers[server_host_name],
-                  docker_image=docker_images.get(str(language)))
+                  docker_image=docker_images.get(str(language)),
+                  manual_cmd_log=client_manual_cmd_log)
               jobs.append(test_job)
 
       if args.http2_interop:
@@ -926,7 +981,8 @@
           test_job = cloud_to_prod_jobspec(
               http2Interop, test_case, server_host_name,
               prod_servers[server_host_name],
-              docker_image=docker_images.get(str(http2Interop)))
+              docker_image=docker_images.get(str(http2Interop)),
+              manual_cmd_log=client_manual_cmd_log)
           jobs.append(test_job)
 
   if args.cloud_to_prod_auth:
@@ -939,7 +995,8 @@
             test_job = cloud_to_prod_jobspec(
                 language, test_case, server_host_name,
                 prod_servers[server_host_name],
-                docker_image=docker_images.get(str(language)), auth=True)
+                docker_image=docker_images.get(str(language)), auth=True,
+                manual_cmd_log=client_manual_cmd_log)
             jobs.append(test_job)
 
   for server in args.override_server:
@@ -963,7 +1020,8 @@
                                               server_host,
                                               server_port,
                                               docker_image=docker_images.get(str(language)),
-                                              insecure=args.insecure)
+                                              insecure=args.insecure,
+                                              manual_cmd_log=client_manual_cmd_log)
             jobs.append(test_job)
 
     if args.http2_interop:
@@ -977,7 +1035,8 @@
                                           server_host,
                                           server_port,
                                           docker_image=docker_images.get(str(http2Interop)),
-                                          insecure=args.insecure)
+                                          insecure=args.insecure,
+                                          manual_cmd_log=client_manual_cmd_log)
         jobs.append(test_job)
 
   if args.http2_badserver_interop:
@@ -988,7 +1047,8 @@
                                           str(http2InteropServer),
                                           'localhost',
                                           _DEFAULT_SERVER_PORT,
-                                          docker_image=docker_images.get(str(language)))
+                                          docker_image=docker_images.get(str(language)),
+                                          manual_cmd_log=client_manual_cmd_log)
         jobs.append(test_job)
 
   if not jobs:
@@ -997,13 +1057,20 @@
       dockerjob.remove_image(image, skip_nonexistent=True)
     sys.exit(1)
 
+  if args.manual_run:
+    print('All tests will skipped --manual_run option is active.')
+
   num_failures, resultset = jobset.run(jobs, newline_on_success=True,
-                                       maxjobs=args.jobs)
+                                       maxjobs=args.jobs,
+                                       skip_jobs=args.manual_run)
   if num_failures:
     jobset.message('FAILED', 'Some tests failed', do_newline=True)
   else:
     jobset.message('SUCCESS', 'All tests passed', do_newline=True)
 
+  write_cmdlog_maybe(server_manual_cmd_log, 'interop_server_cmds.sh')
+  write_cmdlog_maybe(client_manual_cmd_log, 'interop_client_cmds.sh')
+
   report_utils.render_junit_xml_report(resultset, 'report.xml')
 
   for name, job in resultset.items():
@@ -1029,5 +1096,8 @@
   dockerjob.finish_jobs([j for j in server_jobs.itervalues()])
 
   for image in docker_images.itervalues():
-    print('Removing docker image %s' % image)
-    dockerjob.remove_image(image)
+    if not args.manual_run:
+      print('Removing docker image %s' % image)
+      dockerjob.remove_image(image)
+    else:
+      print('Preserving docker image: %s' % image)
diff --git a/tools/run_tests/run_microbenchmark.py b/tools/run_tests/run_microbenchmark.py
index 4fb1d5f..f41bde1 100755
--- a/tools/run_tests/run_microbenchmark.py
+++ b/tools/run_tests/run_microbenchmark.py
@@ -178,13 +178,15 @@
 
 def collect_summary(bm_name, args):
   heading('Summary: %s [no counters]' % bm_name)
-  text(run_summary(bm_name, 'opt', 'out'))
+  text(run_summary(bm_name, 'opt', bm_name))
   heading('Summary: %s [with counters]' % bm_name)
-  text(run_summary(bm_name, 'counters', 'out'))
+  text(run_summary(bm_name, 'counters', bm_name))
   if args.bigquery_upload:
-    with open('out.csv', 'w') as f:
-      f.write(subprocess.check_output(['tools/profiling/microbenchmarks/bm2bq.py', 'out.counters.json', 'out.opt.json']))
-    subprocess.check_call(['bq', 'load', 'microbenchmarks.microbenchmarks', 'out.csv'])
+    with open('%s.csv' % bm_name, 'w') as f:
+      f.write(subprocess.check_output(['tools/profiling/microbenchmarks/bm2bq.py',
+                                       '%s.counters.json' % bm_name,
+                                       '%s.opt.json' % bm_name]))
+    subprocess.check_call(['bq', 'load', 'microbenchmarks.microbenchmarks', '%s.csv' % bm_name])
 
 collectors = {
   'latency': collect_latency,
@@ -228,30 +230,39 @@
                   help='Minimum time to run benchmarks for the summary collection')
 args = argp.parse_args()
 
-for bm_name in args.benchmarks:
-  for collect in args.collect:
-    collectors[collect](bm_name, args)
-if args.diff_perf:
+try:
   for bm_name in args.benchmarks:
-    run_summary(bm_name, 'opt', '%s.new' % bm_name)
-  where_am_i = subprocess.check_output(['git', 'rev-parse', '--abbrev-ref', 'HEAD']).strip()
-  subprocess.check_call(['git', 'checkout', args.diff_perf])
-  comparables = []
-  subprocess.check_call(['make', 'clean'])
-  try:
-    for bm_name in args.benchmarks:
-      try:
-        run_summary(bm_name, 'opt', '%s.old' % bm_name)
-        comparables.append(bm_name)
-      except subprocess.CalledProcessError, e:
-        pass
-  finally:
-    subprocess.check_call(['git', 'checkout', where_am_i])
-  for bm_name in comparables:
-    subprocess.check_call(['third_party/benchmark/tools/compare_bench.py',
-                          '%s.new.opt.json' % bm_name,
-                          '%s.old.opt.json' % bm_name])
-
-index_html += "</body>\n</html>\n"
-with open('reports/index.html', 'w') as f:
-  f.write(index_html)
+    for collect in args.collect:
+      collectors[collect](bm_name, args)
+  if args.diff_perf:
+    if 'summary' not in args.collect:
+      for bm_name in args.benchmarks:
+        run_summary(bm_name, 'opt', bm_name)
+        run_summary(bm_name, 'counters', bm_name)
+    where_am_i = subprocess.check_output(['git', 'rev-parse', '--abbrev-ref', 'HEAD']).strip()
+    subprocess.check_call(['git', 'checkout', args.diff_perf])
+    comparables = []
+    subprocess.check_call(['make', 'clean'])
+    try:
+      for bm_name in args.benchmarks:
+        try:
+          run_summary(bm_name, 'opt', '%s.old' % bm_name)
+          run_summary(bm_name, 'counters', '%s.old' % bm_name)
+          comparables.append(bm_name)
+        except subprocess.CalledProcessError, e:
+          pass
+    finally:
+      subprocess.check_call(['git', 'checkout', where_am_i])
+    for bm_name in comparables:
+      diff = subprocess.check_output(['tools/profiling/microbenchmarks/bm_diff.py',
+                                      '%s.counters.json' % bm_name,
+                                      '%s.opt.json' % bm_name,
+                                      '%s.old.counters.json' % bm_name,
+                                      '%s.old.opt.json' % bm_name]).strip()
+      if diff:
+        heading('Performance diff: %s' % bm_name)
+        text(diff)
+finally:
+  index_html += "</body>\n</html>\n"
+  with open('reports/index.html', 'w') as f:
+    f.write(index_html)
diff --git a/tools/run_tests/sanity/core_banned_functions.py b/tools/run_tests/sanity/core_banned_functions.py
index afac10b..6d9be2e 100755
--- a/tools/run_tests/sanity/core_banned_functions.py
+++ b/tools/run_tests/sanity/core_banned_functions.py
@@ -42,6 +42,12 @@
     'grpc_slice_buffer_reset_and_unref(': ['src/core/lib/slice/slice_buffer.c'],
     'grpc_slice_ref(': ['src/core/lib/slice/slice.c'],
     'grpc_slice_unref(': ['src/core/lib/slice/slice.c'],
+    'grpc_error_create(': ['src/core/lib/iomgr/error.c'],
+    'grpc_error_ref(': ['src/core/lib/iomgr/error.c'],
+    'grpc_error_unref(': ['src/core/lib/iomgr/error.c'],
+    'grpc_os_error(': ['src/core/lib/iomgr/error.c'],
+    'grpc_wsa_error(': ['src/core/lib/iomgr/error.c'],
+    'grpc_log_if_error(': ['src/core/lib/iomgr/error.c'],
 }
 
 errors = 0
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
index 45f3037..c85454a 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
@@ -270,6 +270,7 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\grpc++.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\health_check_service_interface.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\call.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\channel_argument_option.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\client_unary_call.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\grpc_library.h" />
@@ -414,6 +415,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\async_generic_service.cc">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\server\channel_argument_option.cc">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\create_default_thread_pool.cc">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\dynamic_thread_pool.cc">
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
index 95cdb74..d800b29 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
@@ -70,6 +70,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\async_generic_service.cc">
       <Filter>src\cpp\server</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\server\channel_argument_option.cc">
+      <Filter>src\cpp\server</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\create_default_thread_pool.cc">
       <Filter>src\cpp\server</Filter>
     </ClCompile>
@@ -162,6 +165,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\call.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\channel_argument_option.h">
+      <Filter>include\grpc++\impl</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\client_unary_call.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
index 22ea361..45c0ecd 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
@@ -270,6 +270,7 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\grpc++.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\health_check_service_interface.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\call.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\channel_argument_option.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\client_unary_call.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\grpc_library.h" />
@@ -398,6 +399,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\async_generic_service.cc">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\server\channel_argument_option.cc">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\create_default_thread_pool.cc">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\dynamic_thread_pool.cc">
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
index c3cef2d..987d56d 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
@@ -55,6 +55,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\async_generic_service.cc">
       <Filter>src\cpp\server</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\server\channel_argument_option.cc">
+      <Filter>src\cpp\server</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\create_default_thread_pool.cc">
       <Filter>src\cpp\server</Filter>
     </ClCompile>
@@ -147,6 +150,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\call.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\channel_argument_option.h">
+      <Filter>include\grpc++\impl</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\client_unary_call.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/test/server_builder_test/server_builder_test.vcxproj b/vsprojects/vcxproj/test/server_builder_test/server_builder_test.vcxproj
new file mode 100644
index 0000000..ebbfd59
--- /dev/null
+++ b/vsprojects/vcxproj/test/server_builder_test/server_builder_test.vcxproj
@@ -0,0 +1,223 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(SolutionDir)\..\vsprojects\packages\grpc.dependencies.openssl.1.0.204.1\build\native\grpc.dependencies.openssl.props" Condition="Exists('$(SolutionDir)\..\vsprojects\packages\grpc.dependencies.openssl.1.0.204.1\build\native\1.0.204.1.props')" />
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{60523734-00BD-765B-5A5B-19E19A2E31B8}</ProjectGuid>
+    <IgnoreWarnIntDirInTempDetected>true</IgnoreWarnIntDirInTempDetected>
+    <IntDir>$(SolutionDir)IntDir\$(MSBuildProjectName)\</IntDir>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '10.0'" Label="Configuration">
+    <PlatformToolset>v100</PlatformToolset>
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diff --git a/vsprojects/vcxproj/test/server_builder_test/server_builder_test.vcxproj.filters b/vsprojects/vcxproj/test/server_builder_test/server_builder_test.vcxproj.filters
new file mode 100644
index 0000000..c323b7a
--- /dev/null
+++ b/vsprojects/vcxproj/test/server_builder_test/server_builder_test.vcxproj.filters
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