Prasanth Jayachandran created HIVE-13087:
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Summary: LLAP: Print STW pause time and useful application time
Key: HIVE-13087
URL: https://issues.apache.org/jira/browse/HIVE-13087
Project: Hive
Issue Type: Bug
Affects Versions: 2.1.0
Reporter: Prasanth Jayachandran
The daemons currently prints GC details. It will be useful to print the total
useful time application spent and the total time for which application threads
are stopped.
Need to add
{code}
-XX:+PrintGCApplicationStoppedTime -XX:+PrintGCApplicationConcurrentTime
{code}
to get something like
{code}
Application time: 0.3440086 seconds
Total time for which application threads were stopped: 0.0620105 seconds
Application time: 0.2100691 seconds
Total time for which application threads were stopped: 0.0890223 seconds
{code}
Reference:
https://plumbr.eu/blog/performance-blog/logging-stop-the-world-pauses-in-jvm
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