Hi Yago Riveiro , Thanks for the reply. We have heap size 64G. Any more is not recommended right? Except one time I was not able to co relate "updates disabled" with GC pause. Also zk timeout is 120 seconds even with long GC pause (more than 10 seconds normally) we should recover right?
JVM settings /usr/java/latest/bin/java -server -Xms32g -Xmx64g -DsharedLib=/opt/mw/solrlib -XX:+UseG1GC -XX:MaxGCPauseMillis=5000 -XX:ParallelGCThreads=30 -XX:ConcGCThreads=10 -Djute.maxbuffer=41943040 -XX:G1HeapWastePercent=20 -XX:InitiatingHeapOccupancyPercent=45 -XX:+UnlockExperimentalVMOptions -XX:NewSize=10g -XX:MaxNewSize=32g -XX:SurvivorRatio=2 -XX:-ResizePLAB -XX:+AlwaysPreTouch -XX:+ParallelRefProcEnabled -server -Xloggc:/var/log/solr/gc-solr2018-03-27-19-16.log -verbose:gc -XX:+PrintHeapAtGC -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+PrintTenuringDistribution -XX:+PrintGCApplicationStoppedTime -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=10 -XX:GCLogFileSize=64m -XX:+PrintSafepointStatistics -XX:PrintSafepointStatisticsCount=1 -Xloggc:/var/log/solr/solr_gc.log -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=9 -XX:GCLogFileSize=20M -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.local.only=false -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.port=18983 -Dcom.sun.management.jmxremote.rmi.port=18983 -Djava.rmi.server.hostname=tr3slr3dn27 -DzkClientTimeout=120000 -Dzkhost .../solr -Dsolr.log.dir=/var/log/solr -Djetty.port=8983 -DSTOP.PORT=7983 -DSTOP.KEY=solrrocks -Dhost=tr3slr3dn27 -Duser.timezone=EST -Djetty.home=/opt/solr/server -Dsolr.solr.home=/data0/solr -Dsolr.install.dir=/opt/solr -Dlog4j.configuration=file:/etc/solr/conf/log4j.properties -Xss256k -Dsolr.autoSoftCommit.maxTime=300000 -Dsolr.autoCommit.maxTime=600000 -Dsolr.clustering.enabled=false -DsharedLib=/opt/mw/solrlib -Dsolr.lock.type=native -XX:MetaspaceSize=1024m -XX:MaxMetaspaceSize=1024m -XX:MinMetaspaceExpansion=16m -XX:MaxMetaspaceExpansion=32m -Xss256k -Dsolr.log.muteconsole -XX:OnOutOfMemoryError=/opt/solr/bin/oom_solr.sh 8983 /var/log/solr -jar start.jar --module=http just to give more idea... we are a 48 node cluster with each node having indexes (many together) up to 900GB to 1TB and one major index is with 48 shards with each shard is 80 - 85 G = approx 4TB -- Sent from: http://lucene.472066.n3.nabble.com/Solr-User-f472068.html
