You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@kafka.apache.org by "Matthias J. Sax (Jira)" <ji...@apache.org> on 2023/02/24 20:03:00 UTC
[jira] [Resolved] (KAFKA-5734) Heap (Old generation space) gradually increase
[ https://issues.apache.org/jira/browse/KAFKA-5734?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias J. Sax resolved KAFKA-5734.
------------------------------------
Resolution: Fixed
> 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
> Priority: Major
> 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
(v8.20.10#820010)