[ https://issues.apache.org/jira/browse/KAFKA-5734?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
jang resolved KAFKA-5734. ------------------------- Resolution: Resolved I used producer not intended. > Heap (Old generation space) gradually increase > ---------------------------------------------- > > Key: KAFKA-5734 > URL: https://issues.apache.org/jira/browse/KAFKA-5734 > Project: Kafka > Issue Type: Bug > Components: metrics > Affects Versions: 0.10.2.0 > Environment: ubuntu 14.04 / java 1.7.0 > Reporter: jang > Attachments: heap-log.xlsx, jconsole.png > > > I set up kafka server on ubuntu with 4GB ram. > Heap ( Old generation space ) size is increasing gradually like attached > excel file which recorded gc info in 1 minute interval. > Finally OU occupies 2.6GB and GC expend too much time ( And out of memory > exception ) > kafka process argumens are below. > _java -Xmx3000M -Xms2G -server -XX:+UseG1GC -XX:MaxGCPauseMillis=20 > -XX:InitiatingHeapOccupancyPercent=35 -XX:+DisableExplicitGC > -Djava.awt.headless=true > -Xloggc:/usr/local/kafka/bin/../logs/kafkaServer-gc.log -verbose:gc > -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps > -Dcom.sun.management.jmxremote > -Dcom.sun.management.jmxremote.authenticate=false > -Dcom.sun.management.jmxremote.ssl=false > -Dkafka.logs.dir=/usr/local/kafka/bin/../logs > -Dlog4j.configuration=file:/usr/local/kafka/bin/../config/log4j.properties_ -- This message was sent by Atlassian JIRA (v6.4.14#64029)