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Posted to hdfs-issues@hadoop.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2019/10/04 10:03:00 UTC
[jira] [Work logged] (HDDS-2204) Avoid buffer coping in checksum
verification
[ https://issues.apache.org/jira/browse/HDDS-2204?focusedWorklogId=323303&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-323303 ]
ASF GitHub Bot logged work on HDDS-2204:
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Author: ASF GitHub Bot
Created on: 04/Oct/19 10:02
Start Date: 04/Oct/19 10:02
Worklog Time Spent: 10m
Work Description: szetszwo commented on pull request #1593: HDDS-2204. Avoid buffer coping in checksum verification.
URL: https://github.com/apache/hadoop/pull/1593
See https://issues.apache.org/jira/browse/HDDS-2204
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Issue Time Tracking
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Worklog Id: (was: 323303)
Remaining Estimate: 0h
Time Spent: 10m
> Avoid buffer coping in checksum verification
> --------------------------------------------
>
> Key: HDDS-2204
> URL: https://issues.apache.org/jira/browse/HDDS-2204
> Project: Hadoop Distributed Data Store
> Issue Type: Improvement
> Components: Ozone Client
> Reporter: Tsz-wo Sze
> Assignee: Tsz-wo Sze
> Priority: Major
> Labels: pull-request-available
> Attachments: o2204_20190930.patch, o2204_20190930b.patch, o2204_20191001.patch
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> In Checksum.verifyChecksum(ByteString, ..), it first converts the ByteString to a byte array. It lead to an unnecessary buffer coping.
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