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Posted to issues@ozone.apache.org by "Stephen O'Donnell (Jira)" <ji...@apache.org> on 2021/02/25 18:00:14 UTC
[jira] [Resolved] (HDDS-4138) Improve crc efficiency by using
Java.util.zip.CRC when available
[ https://issues.apache.org/jira/browse/HDDS-4138?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Stephen O'Donnell resolved HDDS-4138.
-------------------------------------
Resolution: Fixed
> Improve crc efficiency by using Java.util.zip.CRC when available
> ----------------------------------------------------------------
>
> Key: HDDS-4138
> URL: https://issues.apache.org/jira/browse/HDDS-4138
> Project: Apache Ozone
> Issue Type: Task
> Reporter: runzhiwang
> Assignee: Stephen O'Donnell
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.1.0
>
> Attachments: screenshot-1.png
>
>
> HADOOP has implemented several method to calculate crc: https://issues.apache.org/jira/browse/HADOOP-15033
> We should choose the method with high efficiency.
> This flame graph is from [~elek]
> !screenshot-1.png!
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