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Posted to issues@tez.apache.org by GitBox <gi...@apache.org> on 2021/10/26 09:07:32 UTC

[GitHub] [tez] abstractdog commented on a change in pull request #157: TEZ-4339: Expose real-time memory consumption of AM and task containers via DagClient

abstractdog commented on a change in pull request #157:
URL: https://github.com/apache/tez/pull/157#discussion_r736317538



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File path: tez-runtime-internals/src/main/java/org/apache/tez/runtime/task/TaskReporter.java
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@@ -83,6 +85,7 @@
   private final String containerIdStr;
 
   private final ListeningExecutorService heartbeatExecutor;
+  private static final MemoryUsage heapMemoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();

Review comment:
       oh, makes sense, I'll get only memoryMXBean in advance
   I haven't realized heartbeat happens so often, I'll simply make it query the actual memory in every n seconds




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