[ https://issues.apache.org/jira/browse/HDFS-16511 ]
Mingxiang Li deleted comment on HDFS-16511:
-------------------------------------
was (Author: aiphag0):
https://github.com/apache/hadoop/pull/4085
> Change some frequent method lock type in ReplicaMap.
> ----------------------------------------------------
>
> Key: HDFS-16511
> URL: https://issues.apache.org/jira/browse/HDFS-16511
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Mingxiang Li
> Assignee: Mingxiang Li
> Priority: Major
>
> In HDFS-16429 we make LightWeightResizableGSet to be thread safe, and In
> HDFS-15382 we have split lock to block pool grain locks.After these
> improvement, we can change some method to acquire read lock replace to
> acquire write lock.
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