Reduce batch size to 1 - This seems to help with unary and streaming
benchmarks
diff --git a/src/core/lib/iomgr/ev_epoll1_linux.c b/src/core/lib/iomgr/ev_epoll1_linux.c
index 34d15df..8310b3c 100644
--- a/src/core/lib/iomgr/ev_epoll1_linux.c
+++ b/src/core/lib/iomgr/ev_epoll1_linux.c
@@ -54,7 +54,7 @@
  */
 
 #define MAX_EPOLL_EVENTS 100
-#define MAX_EPOLL_EVENTS_HANDLED_PER_ITERATION 5
+#define MAX_EPOLL_EVENTS_HANDLED_PER_ITERATION 1
 
 /* Note: Since fields in this struct are only modified by the designated poller,
    we do not need any locks to protect the struct */