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https://issues.apache.org/jira/browse/CASSANDRA-16430?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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sharanya updated CASSANDRA-16430:
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Change Category: Performance
Complexity: Challenging
Priority: Urgent (was: Normal)
Status: Open (was: Triage Needed)
> Cassandra JVM Memory Pools -Par Survivor Space UsedPoolMemory
> -------------------------------------------------------------
>
> Key: CASSANDRA-16430
> URL: https://issues.apache.org/jira/browse/CASSANDRA-16430
> Project: Cassandra
> Issue Type: Task
> Components: Local/Config, Observability/Metrics
> Reporter: sharanya
> Priority: Urgent
>
> I have a 9 node cluster of cassandra, with 2gb of data on each node in our
> production environment. We found below warning from one of our monitoring
> tool, but no error found from system.log file. Also there is sufficient
> memory available for Heap/server.
>
> warn - Cassandra JVM Memory Pools -Par Survivor Space UsedPoolMemory
> The java memory pool Par Survivor Space on esg3-c-cassv3-03p is now using
> 100.0 % of the maximum.
> This started at 2021-02-08 11:44:17 GMT - or 0h 56m ago.
> Datasource: Cassandra JVM Memory Pools
> Instance: Cassandra JVM Memory Pools -Par Survivor SpaceDatapoint:
> UsedPoolMemoryEffective Thresholds: >= 90
> Please help us to fix this issue ASAP.
>
> Thanks!
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