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changeset 161:7c73491f8d71

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Bug 2999: HeapStats agent should notify when ring buffer is overwritten Reviewed-by: ykubota https://github.com/HeapStats/heapstats/pull/33
author Yasumasa Suenaga <yasuenag@gmail.com>
date Thu, 06 Oct 2016 18:43:51 +0900
parents ff637d2bf374
children bae08f14b21c
files ChangeLog agent/src/heapstats-engines/threadRecorder.cpp
diffstat 2 files changed, 6 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog	Wed Sep 14 23:18:08 2016 +0900
+++ b/ChangeLog	Thu Oct 06 18:43:51 2016 +0900
@@ -1,3 +1,7 @@
+2016-10-06  Yasumasa Suenaga <yasuenag@gmail.com>
+
+	* Bug 2999: HeapStats agent should notify when ring buffer is overwritten
+
 2016-09-14  Yasumasa Suenaga <yasuenag@gmail.com>
 
 	* Bug 3167: Fix incorrect message caused by class unloading in CMS.
--- a/agent/src/heapstats-engines/threadRecorder.cpp	Wed Sep 14 23:18:08 2016 +0900
+++ b/agent/src/heapstats-engines/threadRecorder.cpp	Thu Oct 06 18:43:51 2016 +0900
@@ -716,6 +716,8 @@
     memcpy32(top_of_buffer, &eventRecord);
 
     if (unlikely(++top_of_buffer == end_of_buffer)) {
+      logger->printDebugMsg(
+                    "Ring buffer for Thread Recorder has been rewinded.");
       top_of_buffer = (TEventRecord *)record_buffer;
     }
   }