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Posted to issues@ozone.apache.org by "runzhiwang (Jira)" <ji...@apache.org> on 2021/02/16 01:11:00 UTC
[jira] [Comment Edited] (HDDS-4138) Improve crc efficiency
[ https://issues.apache.org/jira/browse/HDDS-4138?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17284990#comment-17284990 ]
runzhiwang edited comment on HDDS-4138 at 2/16/21, 1:10 AM:
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[~sodonnell] Hi, sorry, could you share your plan ? Which crc type do you want to use, NativeC or PureJavaC, and why ? I'm just curious.
was (Author: yjxxtd):
[~sodonnell] Hi, sorry, could you share your plan ? Which crc type do you want to use, NativeC or PureJavaC, and why ?
> Improve crc efficiency
> ----------------------
>
> 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
> 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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