[
https://issues.apache.org/jira/browse/HDFS-15382?focusedWorklogId=752862&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-752862
]
ASF GitHub Bot logged work on HDFS-15382:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 05/Apr/22 12:57
Start Date: 05/Apr/22 12:57
Worklog Time Spent: 10m
Work Description: MingXiangLi opened a new pull request, #4141:
URL: https://github.com/apache/hadoop/pull/4141
https://issues.apache.org/jira/browse/HDFS-15382 have split lock to block
pool grain and do some prepare.This pr is the last part of volume lock.
Issue Time Tracking
-------------------
Worklog Id: (was: 752862)
Time Spent: 5h (was: 4h 50m)
> Split one FsDatasetImpl lock to volume grain locks.
> ---------------------------------------------------
>
> Key: HDFS-15382
> URL: https://issues.apache.org/jira/browse/HDFS-15382
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Mingxiang Li
> Assignee: Mingxiang Li
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0
>
> Attachments: HDFS-15382-sample.patch, image-2020-06-02-1.png,
> image-2020-06-03-1.png
>
> Time Spent: 5h
> Remaining Estimate: 0h
>
> In HDFS-15180 we split lock to blockpool grain size.But when one volume is in
> heavy load and will block other request which in same blockpool but different
> volume.So we split lock to two leval to avoid this happend.And to improve
> datanode performance.
--
This message was sent by Atlassian Jira
(v8.20.1#820001)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
