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https://issues.apache.org/jira/browse/IGNITE-6521?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Alexey Kuznetsov updated IGNITE-6521:
-------------------------------------
Fix Version/s: 2.4
> Review default JVM options for better performance
> -------------------------------------------------
>
> Key: IGNITE-6521
> URL: https://issues.apache.org/jira/browse/IGNITE-6521
> Project: Ignite
> Issue Type: Improvement
> Components: general, visor
> Affects Versions: 2.1
> Reporter: Alexandr Kuramshin
> Assignee: Dmitriy Govorukhin
> Fix For: 2.4
>
>
> Non-optimal recommendations are present in ignite startup scrips
> {noformat}
> ::
> :: Uncomment the following GC settings if you see spikes in your throughput
> due to Garbage Collection.
> ::
> :: set JVM_OPTS=%JVM_OPTS% -XX:+UseParNewGC -XX:+UseConcMarkSweepGC
> -XX:+UseTLAB -XX:NewSize=128m -XX:MaxNewSize=128m
> :: set JVM_OPTS=%JVM_OPTS% -XX:MaxTenuringThreshold=0 -XX:SurvivorRatio=1024
> -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=60
> {noformat}
> Some utilities (like Visor) are hanged up in continuous GCs when connected to
> large clusters (above one hundred nodes). Even after using large heap (about
> 32 Gb).
> I'd like to propose to remove this lines and modify default JVM_OPTS as
> follows
> {noformat}
> set JVM_OPTS=-Xms1g -Xmx8g -XX:+UseG1GC -server -XX:+AggressiveOpts
> -XX:MaxPermSize=256m
> {noformat}
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