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Posted to issues@ozone.apache.org by "runzhiwang (Jira)" <ji...@apache.org> on 2020/03/26 06:07:00 UTC
[jira] [Comment Edited] (HDDS-3254) Datanode memory increase so
much
[ https://issues.apache.org/jira/browse/HDDS-3254?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17067371#comment-17067371 ]
runzhiwang edited comment on HDDS-3254 at 3/26/20, 6:06 AM:
------------------------------------------------------------
[~shashikant] I have stop send request to s3gateway for one day, but the datanode physical memory does not come down, and the CPU is more than 100%. I will try to reproduce it with some jvm options. And I will check RetryCache object size.
-Xms10g -Xmx10g -Xmn4g -XX:+UseParallelGC -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=1024m -XX:SurvivorRatio=4 -verbose:gc -Xloggc:/var/datanode_gc.log -XX:+PrintGCTimeStamps -XX:+PrintGCDetails -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/var/datanode_dump.hprof -XX:ParallelGCThreads=8 -XX:CMSInitiatingOccupancyFraction=70 -XX:+UseCMSInitiatingOccupancyOnly
was (Author: yjxxtd):
[~shashikant] I have stop send request to s3gateway for one day, but the datanode physical memory does not come down, and the CPU is more than 100%. I will try to reproduce it with some jvm options. And I will check RetryCache object size.
> Datanode memory increase so much
> --------------------------------
>
> Key: HDDS-3254
> URL: https://issues.apache.org/jira/browse/HDDS-3254
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: runzhiwang
> Assignee: runzhiwang
> Priority: Major
> Attachments: image-2020-03-24-10-05-41-212.png, image-2020-03-24-16-32-43-973.png, image-2020-03-24-16-33-20-795.png
>
>
> As the image shows, the physical memory of datanode increase to 11.2GB, and then crash. I will find out the root cause.
> !image-2020-03-24-10-05-41-212.png!
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