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https://issues.apache.org/jira/browse/HDDS-2384?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Prashant Pogde updated HDDS-2384:
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Target Version/s: 1.2.0
I am managing the 1.1.0 release and we currently have more than 600 issues
targeted for 1.1.0. I am moving the target field to 1.2.0.
If you are actively working on this jira and believe this should be targeted to
1.1.0 release, Please change the target field back to 1.1.0 before Feb 05,
2021.
> Large chunks during write can have memory pressure on DN with multiple clients
> ------------------------------------------------------------------------------
>
> Key: HDDS-2384
> URL: https://issues.apache.org/jira/browse/HDDS-2384
> Project: Hadoop Distributed Data Store
> Issue Type: Improvement
> Components: Ozone Datanode
> Reporter: Rajesh Balamohan
> Assignee: Shashikant Banerjee
> Priority: Major
> Labels: Triaged, performance
>
> During large file writes, it ends up writing {{16 MB}} chunks.
> https://github.com/apache/hadoop-ozone/blob/master/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java#L691
> In large clusters, 100s of clients may connect to DN. In such cases,
> depending on the incoming write workload mem load on DN can increase
> significantly.
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