Java heap stats and histogram
Bug: 150193958
Change-Id: Id72b681faa7b4433d136f84a84fc281e04904656
diff --git a/Android.bp b/Android.bp
index c3b5b80..4d4e23d 100644
--- a/Android.bp
+++ b/Android.bp
@@ -34,6 +34,7 @@
"src/trace_processor/metrics/android/android_startup_launches.sql",
"src/trace_processor/metrics/android/android_task_state.sql",
"src/trace_processor/metrics/android/heap_profile_callsites.sql",
+ "src/trace_processor/metrics/android/java_heap_histogram.sql",
"src/trace_processor/metrics/android/java_heap_stats.sql",
"src/trace_processor/metrics/android/mem_stats_priority_breakdown.sql",
"src/trace_processor/metrics/android/process_mem.sql",
@@ -3002,6 +3003,7 @@
"protos/perfetto/metrics/android/heap_profile_callsites.proto",
"protos/perfetto/metrics/android/hwui_metric.proto",
"protos/perfetto/metrics/android/ion_metric.proto",
+ "protos/perfetto/metrics/android/java_heap_histogram.proto",
"protos/perfetto/metrics/android/java_heap_stats.proto",
"protos/perfetto/metrics/android/lmk_metric.proto",
"protos/perfetto/metrics/android/lmk_reason_metric.proto",
@@ -3025,6 +3027,7 @@
"external/perfetto/protos/perfetto/metrics/android/heap_profile_callsites.pbzero.cc",
"external/perfetto/protos/perfetto/metrics/android/hwui_metric.pbzero.cc",
"external/perfetto/protos/perfetto/metrics/android/ion_metric.pbzero.cc",
+ "external/perfetto/protos/perfetto/metrics/android/java_heap_histogram.pbzero.cc",
"external/perfetto/protos/perfetto/metrics/android/java_heap_stats.pbzero.cc",
"external/perfetto/protos/perfetto/metrics/android/lmk_metric.pbzero.cc",
"external/perfetto/protos/perfetto/metrics/android/lmk_reason_metric.pbzero.cc",
@@ -3048,6 +3051,7 @@
"protos/perfetto/metrics/android/heap_profile_callsites.proto",
"protos/perfetto/metrics/android/hwui_metric.proto",
"protos/perfetto/metrics/android/ion_metric.proto",
+ "protos/perfetto/metrics/android/java_heap_histogram.proto",
"protos/perfetto/metrics/android/java_heap_stats.proto",
"protos/perfetto/metrics/android/lmk_metric.proto",
"protos/perfetto/metrics/android/lmk_reason_metric.proto",
@@ -3071,6 +3075,7 @@
"external/perfetto/protos/perfetto/metrics/android/heap_profile_callsites.pbzero.h",
"external/perfetto/protos/perfetto/metrics/android/hwui_metric.pbzero.h",
"external/perfetto/protos/perfetto/metrics/android/ion_metric.pbzero.h",
+ "external/perfetto/protos/perfetto/metrics/android/java_heap_histogram.pbzero.h",
"external/perfetto/protos/perfetto/metrics/android/java_heap_stats.pbzero.h",
"external/perfetto/protos/perfetto/metrics/android/lmk_metric.pbzero.h",
"external/perfetto/protos/perfetto/metrics/android/lmk_reason_metric.pbzero.h",
diff --git a/BUILD b/BUILD
index c268a11..c870e14 100644
--- a/BUILD
+++ b/BUILD
@@ -714,6 +714,7 @@
"src/trace_processor/metrics/android/android_startup_launches.sql",
"src/trace_processor/metrics/android/android_task_state.sql",
"src/trace_processor/metrics/android/heap_profile_callsites.sql",
+ "src/trace_processor/metrics/android/java_heap_histogram.sql",
"src/trace_processor/metrics/android/java_heap_stats.sql",
"src/trace_processor/metrics/android/mem_stats_priority_breakdown.sql",
"src/trace_processor/metrics/android/process_mem.sql",
@@ -1900,6 +1901,7 @@
"protos/perfetto/metrics/android/heap_profile_callsites.proto",
"protos/perfetto/metrics/android/hwui_metric.proto",
"protos/perfetto/metrics/android/ion_metric.proto",
+ "protos/perfetto/metrics/android/java_heap_histogram.proto",
"protos/perfetto/metrics/android/java_heap_stats.proto",
"protos/perfetto/metrics/android/lmk_metric.proto",
"protos/perfetto/metrics/android/lmk_reason_metric.proto",
diff --git a/protos/perfetto/metrics/android/BUILD.gn b/protos/perfetto/metrics/android/BUILD.gn
index 9b51e5b..227131e 100644
--- a/protos/perfetto/metrics/android/BUILD.gn
+++ b/protos/perfetto/metrics/android/BUILD.gn
@@ -21,6 +21,7 @@
"heap_profile_callsites.proto",
"hwui_metric.proto",
"ion_metric.proto",
+ "java_heap_histogram.proto",
"java_heap_stats.proto",
"lmk_metric.proto",
"lmk_reason_metric.proto",
diff --git a/protos/perfetto/metrics/android/java_heap_histogram.proto b/protos/perfetto/metrics/android/java_heap_histogram.proto
new file mode 100644
index 0000000..f0680a0
--- /dev/null
+++ b/protos/perfetto/metrics/android/java_heap_histogram.proto
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+syntax = "proto2";
+package perfetto.protos;
+
+import "protos/perfetto/metrics/android/process_metadata.proto";
+
+message JavaHeapHistogram {
+ message TypeCount {
+ optional string type_name = 1;
+ optional uint32 obj_count = 2;
+ optional uint32 reachable_obj_count = 3;
+ }
+
+ message Sample {
+ optional int64 ts = 1;
+ repeated TypeCount type_count = 2;
+ }
+
+ // Heap stats per process. One sample per dump (with continuous dump you can
+ // have more samples differentiated by ts).
+ message InstanceStats {
+ optional uint32 upid = 1;
+ optional AndroidProcessMetadata process = 2;
+ repeated Sample samples = 3;
+ }
+
+ repeated InstanceStats instance_stats = 1;
+}
diff --git a/protos/perfetto/metrics/android/java_heap_stats.proto b/protos/perfetto/metrics/android/java_heap_stats.proto
index 85d0595..6222e51 100644
--- a/protos/perfetto/metrics/android/java_heap_stats.proto
+++ b/protos/perfetto/metrics/android/java_heap_stats.proto
@@ -20,10 +20,13 @@
import "protos/perfetto/metrics/android/process_metadata.proto";
message JavaHeapStats {
+ // Next id: 6
message Sample {
optional int64 ts = 1;
optional int64 heap_size = 2;
+ optional int64 obj_count = 4;
optional int64 reachable_heap_size = 3;
+ optional int64 reachable_obj_count = 5;
}
// Heap stats per process. One sample per dump (can be > 1 if continuous
diff --git a/protos/perfetto/metrics/metrics.proto b/protos/perfetto/metrics/metrics.proto
index 16be108..2de8b44 100644
--- a/protos/perfetto/metrics/metrics.proto
+++ b/protos/perfetto/metrics/metrics.proto
@@ -32,6 +32,7 @@
import "protos/perfetto/metrics/android/package_list.proto";
import "protos/perfetto/metrics/android/unmapped_java_symbols.proto";
import "protos/perfetto/metrics/android/unsymbolized_frames.proto";
+import "protos/perfetto/metrics/android/java_heap_histogram.proto";
import "protos/perfetto/metrics/android/java_heap_stats.proto";
// Trace processor metadata
@@ -52,7 +53,7 @@
// Root message for all Perfetto-based metrics.
//
-// Next id: 21
+// Next id: 22
message TraceMetrics {
reserved 4, 10, 13, 14;
@@ -98,6 +99,9 @@
// If the trace contains a heap graph, output allocation statistics.
optional JavaHeapStats java_heap_stats = 17;
+ // If the trace contains a heap graph, output histogram.
+ optional JavaHeapHistogram java_heap_histogram = 21;
+
// Metrics used to find potential culprits of low-memory kills.
optional AndroidLmkReasonMetric android_lmk_reason = 18;
diff --git a/protos/perfetto/metrics/perfetto_merged_metrics.proto b/protos/perfetto/metrics/perfetto_merged_metrics.proto
index a801023..4508f07 100644
--- a/protos/perfetto/metrics/perfetto_merged_metrics.proto
+++ b/protos/perfetto/metrics/perfetto_merged_metrics.proto
@@ -553,13 +553,43 @@
// End of protos/perfetto/metrics/android/unsymbolized_frames.proto
+// Begin of protos/perfetto/metrics/android/java_heap_histogram.proto
+
+message JavaHeapHistogram {
+ message TypeCount {
+ optional string type_name = 1;
+ optional uint32 obj_count = 2;
+ optional uint32 reachable_obj_count = 3;
+ }
+
+ message Sample {
+ optional int64 ts = 1;
+ repeated TypeCount type_count = 2;
+ }
+
+ // Heap stats per process. One sample per dump (with continuous dump you can
+ // have more samples differentiated by ts).
+ message InstanceStats {
+ optional uint32 upid = 1;
+ optional AndroidProcessMetadata process = 2;
+ repeated Sample samples = 3;
+ }
+
+ repeated InstanceStats instance_stats = 1;
+}
+
+// End of protos/perfetto/metrics/android/java_heap_histogram.proto
+
// Begin of protos/perfetto/metrics/android/java_heap_stats.proto
message JavaHeapStats {
+ // Next id: 6
message Sample {
optional int64 ts = 1;
optional int64 heap_size = 2;
+ optional int64 obj_count = 4;
optional int64 reachable_heap_size = 3;
+ optional int64 reachable_obj_count = 5;
}
// Heap stats per process. One sample per dump (can be > 1 if continuous
@@ -595,7 +625,7 @@
// Root message for all Perfetto-based metrics.
//
-// Next id: 21
+// Next id: 22
message TraceMetrics {
reserved 4, 10, 13, 14;
@@ -641,6 +671,9 @@
// If the trace contains a heap graph, output allocation statistics.
optional JavaHeapStats java_heap_stats = 17;
+ // If the trace contains a heap graph, output histogram.
+ optional JavaHeapHistogram java_heap_histogram = 21;
+
// Metrics used to find potential culprits of low-memory kills.
optional AndroidLmkReasonMetric android_lmk_reason = 18;
diff --git a/src/protozero/test/example_proto/test_messages.descriptor.h b/src/protozero/test/example_proto/test_messages.descriptor.h
index f27e4ec..c803e32 100644
--- a/src/protozero/test/example_proto/test_messages.descriptor.h
+++ b/src/protozero/test/example_proto/test_messages.descriptor.h
@@ -223,19 +223,19 @@
0x72, 0x42, 0x61, 0x7a, 0x12, 0x16, 0x0a, 0x06, 0x62, 0x61, 0x72, 0x42,
0x61, 0x7a, 0x18, 0x02, 0x20, 0x01, 0x28, 0x08, 0x52, 0x06, 0x62, 0x61,
0x72, 0x42, 0x61, 0x7a, 0x12, 0x16, 0x0a, 0x06, 0x4d, 0x6f, 0x6f, 0x4d,
- 0x6f, 0x6f, 0x18, 0x03, 0x20, 0x01, 0x28, 0x08, 0x52, 0x06, 0x4d, 0x6f,
+ 0x6f, 0x6f, 0x18, 0x03, 0x20, 0x01, 0x28, 0x08, 0x52, 0x06, 0x6d, 0x6f,
0x6f, 0x4d, 0x6f, 0x6f, 0x12, 0x1e, 0x0a, 0x0a, 0x55, 0x52, 0x4c, 0x45,
0x6e, 0x63, 0x6f, 0x64, 0x65, 0x72, 0x18, 0x04, 0x20, 0x01, 0x28, 0x08,
- 0x52, 0x0a, 0x55, 0x52, 0x4c, 0x45, 0x6e, 0x63, 0x6f, 0x64, 0x65, 0x72,
+ 0x52, 0x0a, 0x75, 0x52, 0x4c, 0x45, 0x6e, 0x63, 0x6f, 0x64, 0x65, 0x72,
0x12, 0x12, 0x0a, 0x04, 0x58, 0x4d, 0x61, 0x70, 0x18, 0x05, 0x20, 0x01,
- 0x28, 0x08, 0x52, 0x04, 0x58, 0x4d, 0x61, 0x70, 0x12, 0x21, 0x0a, 0x0d,
+ 0x28, 0x08, 0x52, 0x04, 0x78, 0x4d, 0x61, 0x70, 0x12, 0x21, 0x0a, 0x0d,
0x55, 0x72, 0x4c, 0x45, 0x5f, 0x6e, 0x63, 0x6f, 0x5f, 0x5f, 0x64, 0x65,
- 0x72, 0x18, 0x06, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0a, 0x55, 0x72, 0x4c,
+ 0x72, 0x18, 0x06, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0a, 0x75, 0x72, 0x4c,
0x45, 0x4e, 0x63, 0x6f, 0x44, 0x65, 0x72, 0x12, 0x1a, 0x0a, 0x09, 0x5f,
0x5f, 0x62, 0x69, 0x67, 0x42, 0x61, 0x6e, 0x67, 0x18, 0x07, 0x20, 0x01,
- 0x28, 0x08, 0x52, 0x07, 0x42, 0x69, 0x67, 0x42, 0x61, 0x6e, 0x67, 0x12,
+ 0x28, 0x08, 0x52, 0x07, 0x62, 0x69, 0x67, 0x42, 0x61, 0x6e, 0x67, 0x12,
0x0e, 0x0a, 0x02, 0x55, 0x32, 0x18, 0x08, 0x20, 0x01, 0x28, 0x08, 0x52,
- 0x02, 0x55, 0x32, 0x12, 0x1a, 0x0a, 0x09, 0x62, 0x61, 0x6e, 0x67, 0x42,
+ 0x02, 0x75, 0x32, 0x12, 0x1a, 0x0a, 0x09, 0x62, 0x61, 0x6e, 0x67, 0x42,
0x69, 0x67, 0x5f, 0x5f, 0x18, 0x09, 0x20, 0x01, 0x28, 0x08, 0x52, 0x07,
0x62, 0x61, 0x6e, 0x67, 0x42, 0x69, 0x67, 0x22, 0x8f, 0x01, 0x0a, 0x14,
0x50, 0x61, 0x63, 0x6b, 0x65, 0x64, 0x52, 0x65, 0x70, 0x65, 0x61, 0x74,
diff --git a/src/trace_processor/metrics/BUILD.gn b/src/trace_processor/metrics/BUILD.gn
index bf74149..c125632 100644
--- a/src/trace_processor/metrics/BUILD.gn
+++ b/src/trace_processor/metrics/BUILD.gn
@@ -33,6 +33,7 @@
"android/android_package_list.sql",
"android/heap_profile_callsites.sql",
"android/android_hwui_metric.sql",
+ "android/java_heap_histogram.sql",
"android/java_heap_stats.sql",
"android/process_unagg_mem_view.sql",
"android/process_mem.sql",
diff --git a/src/trace_processor/metrics/android/java_heap_histogram.sql b/src/trace_processor/metrics/android/java_heap_histogram.sql
new file mode 100644
index 0000000..b6832c0
--- /dev/null
+++ b/src/trace_processor/metrics/android/java_heap_histogram.sql
@@ -0,0 +1,62 @@
+--
+-- Copyright 2020 The Android Open Source Project
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- https://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+
+SELECT RUN_METRIC('android/process_metadata.sql');
+
+CREATE VIEW IF NOT EXISTS java_heap_histogram_output AS
+WITH
+-- Base histogram table
+heap_obj_histograms AS (
+ SELECT
+ upid,
+ graph_sample_ts,
+ IFNULL(deobfuscated_type_name, type_name) AS type_name,
+ COUNT(1) obj_count,
+ SUM(CASE reachable WHEN TRUE THEN 1 ELSE 0 END) reachable_obj_count
+ FROM heap_graph_object
+ GROUP BY 1, 2, 3
+),
+-- Group by to build the repeated field by upid, ts
+heap_obj_histogram_count_protos AS (
+ SELECT
+ upid,
+ graph_sample_ts,
+ RepeatedField(JavaHeapHistogram_TypeCount(
+ 'type_name', type_name,
+ 'obj_count', obj_count,
+ 'reachable_obj_count', reachable_obj_count
+ )) AS count_protos
+ FROM heap_obj_histograms
+ GROUP BY 1, 2
+),
+-- Group by to build the repeated field by upid
+heap_obj_histogram_sample_protos AS (
+ SELECT
+ upid,
+ RepeatedField(JavaHeapHistogram_Sample(
+ 'ts', graph_sample_ts,
+ 'type_count', count_protos
+ )) AS sample_protos
+ FROM heap_obj_histogram_count_protos
+ GROUP BY 1
+)
+SELECT JavaHeapHistogram(
+ 'instance_stats', RepeatedField(JavaHeapHistogram_InstanceStats(
+ 'upid', upid,
+ 'process', process_metadata.metadata,
+ 'samples', sample_protos
+ )))
+FROM heap_obj_histogram_sample_protos JOIN process_metadata USING (upid);
diff --git a/src/trace_processor/metrics/android/java_heap_stats.sql b/src/trace_processor/metrics/android/java_heap_stats.sql
index e5d80b2..49f5dc0 100644
--- a/src/trace_processor/metrics/android/java_heap_stats.sql
+++ b/src/trace_processor/metrics/android/java_heap_stats.sql
@@ -16,45 +16,38 @@
SELECT RUN_METRIC('android/process_metadata.sql');
-CREATE VIEW total_size_samples AS
-SELECT upid, graph_sample_ts, SUM(self_size) AS total_size
-FROM heap_graph_object
-GROUP BY 1, 2;
-
-CREATE VIEW total_reachable_size_samples AS
-SELECT upid, graph_sample_ts, SUM(self_size) AS total_reachable_size
-FROM heap_graph_object
-WHERE reachable = TRUE
-GROUP BY 1, 2;
-
-CREATE TABLE heap_graph_samples AS
-SELECT upid, graph_sample_ts, total_size, total_reachable_size
-FROM total_size_samples JOIN total_reachable_size_samples
-USING (upid, graph_sample_ts);
-
-CREATE VIEW heap_graph_sample_protos AS
-SELECT
- upid,
- JavaHeapStats_Sample(
- 'ts', graph_sample_ts,
- 'heap_size', total_size,
- 'reachable_heap_size', total_reachable_size
- ) sample_proto
-FROM heap_graph_samples;
-
-CREATE TABLE heap_graph_instance_stats AS
-SELECT
- upid,
- process_metadata.metadata AS process_metadata,
- RepeatedField(sample_proto) AS sample_protos
-FROM heap_graph_sample_protos JOIN process_metadata USING (upid)
-GROUP BY 1, 2;
-
CREATE VIEW java_heap_stats_output AS
+WITH
+-- Base view
+base_stats AS (
+ SELECT
+ upid,
+ graph_sample_ts,
+ SUM(self_size) AS total_size,
+ COUNT(1) AS total_obj_count,
+ SUM(CASE reachable WHEN TRUE THEN self_size ELSE 0 END) AS reachable_size,
+ SUM(CASE reachable WHEN TRUE THEN 1 ELSE 0 END) AS reachable_obj_count
+ FROM heap_graph_object
+ GROUP BY 1, 2
+),
+-- Group by upid
+heap_graph_sample_protos AS (
+ SELECT
+ upid,
+ RepeatedField(JavaHeapStats_Sample(
+ 'ts', graph_sample_ts,
+ 'heap_size', total_size,
+ 'obj_count', total_obj_count,
+ 'reachable_heap_size', reachable_size,
+ 'reachable_obj_count', reachable_obj_count
+ )) sample_protos
+ FROM base_stats
+ GROUP BY 1
+)
SELECT JavaHeapStats(
'instance_stats', RepeatedField(JavaHeapStats_InstanceStats(
'upid', upid,
- 'process', process_metadata,
+ 'process', process_metadata.metadata,
'samples', sample_protos
)))
-FROM heap_graph_instance_stats;
+FROM heap_graph_sample_protos JOIN process_metadata USING (upid);
diff --git a/src/trace_processor/metrics/metrics.descriptor.h b/src/trace_processor/metrics/metrics.descriptor.h
index 45567ce..b427c2b 100644
--- a/src/trace_processor/metrics/metrics.descriptor.h
+++ b/src/trace_processor/metrics/metrics.descriptor.h
@@ -27,14 +27,14 @@
// SHA1(tools/gen_binary_descriptors)
// d6628b15181dba5287e35b56b966b39ea93d42b1
// SHA1(protos/perfetto/metrics/metrics.proto)
-// 29445577a551e8035ed8e99128ae38062fa77ee0
+// 8a82f68dd508431d40693c212bc1c54f98ba07cc
// This is the proto Metrics encoded as a ProtoFileDescriptor to allow
// for reflection without libprotobuf full/non-lite protos.
namespace perfetto {
-constexpr std::array<uint8_t, 14454> kMetricsDescriptor{
+constexpr std::array<uint8_t, 15594> kMetricsDescriptor{
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@@ -978,117 +978,205 @@
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diff --git a/test/metrics/index b/test/metrics/index
index 52edade..a6dae8d 100644
--- a/test/metrics/index
+++ b/test/metrics/index
@@ -22,6 +22,7 @@
heap_profile_no_symbols.textproto unsymbolized_frames unsymbolized_frames.out
../trace_processor/heap_graph.textproto java_heap_stats java_heap_stats.out
+../trace_processor/heap_graph.textproto java_heap_histogram java_heap_histogram.out
obfuscated_heap_graph.textproto unmapped_java_symbols unmapped_java_symbols.out
# Json output
diff --git a/test/metrics/java_heap_histogram.out b/test/metrics/java_heap_histogram.out
new file mode 100644
index 0000000..8558371
--- /dev/null
+++ b/test/metrics/java_heap_histogram.out
@@ -0,0 +1,37 @@
+java_heap_histogram {
+ instance_stats {
+ upid: 2
+ process {
+ name: "system_server"
+ uid: 1000
+ }
+ samples {
+ ts: 10
+ type_count {
+ type_name: "DeobfuscatedA"
+ obj_count: 1
+ reachable_obj_count: 0
+ }
+ type_count {
+ type_name: "DeobfuscatedA[]"
+ obj_count: 1
+ reachable_obj_count: 1
+ }
+ type_count {
+ type_name: "FactoryProducerDelegateImplActor"
+ obj_count: 1
+ reachable_obj_count: 1
+ }
+ type_count {
+ type_name: "Foo"
+ obj_count: 2
+ reachable_obj_count: 1
+ }
+ type_count {
+ type_name: "java.lang.Class<DeobfuscatedA[]>"
+ obj_count: 1
+ reachable_obj_count: 0
+ }
+ }
+ }
+}
diff --git a/test/metrics/java_heap_stats.out b/test/metrics/java_heap_stats.out
index d5421f7..96163cf 100644
--- a/test/metrics/java_heap_stats.out
+++ b/test/metrics/java_heap_stats.out
@@ -9,6 +9,8 @@
ts: 10
heap_size: 992
reachable_heap_size: 352
+ obj_count: 6
+ reachable_obj_count: 3
}
}
}