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https://issues.apache.org/jira/browse/HBASE-12529?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14218425#comment-14218425
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Hudson commented on HBASE-12529:
--------------------------------
FAILURE: Integrated in HBase-0.98 #684 (See
[https://builds.apache.org/job/HBase-0.98/684/])
HBASE-12529 Use ThreadLocalRandom for RandomQueueBalancer (matteo.bertozzi: rev
1591fa9f14713f54f9912ba171d7bb30e5c7aabe)
*
hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/BalancedQueueRpcExecutor.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RpcExecutor.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RWQueueRpcExecutor.java
> Use ThreadLocalRandom for RandomQueueBalancer
> ---------------------------------------------
>
> Key: HBASE-12529
> URL: https://issues.apache.org/jira/browse/HBASE-12529
> Project: HBase
> Issue Type: Improvement
> Components: IPC/RPC
> Affects Versions: 2.0.0, 0.99.1, 0.98.6.1
> Reporter: Matteo Bertozzi
> Assignee: Matteo Bertozzi
> Priority: Minor
> Fix For: 2.0.0, 0.98.9, 0.99.2
>
> Attachments: HBASE-12529-0.98-v1.patch, HBASE-12529-v0.patch,
> HBASE-12529-v1.patch, HBASE-12529-v2.patch, RandTest.java
>
>
> looks like the Random in RandomQueueBalancer is now the main cause of
> contention in the rpc queue insertion. we should replace that Random with a
> ThreadLocalRandom.
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