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https://issues.apache.org/jira/browse/HDFS-8792?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14700333#comment-14700333
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Hudson commented on HDFS-8792:
------------------------------
FAILURE: Integrated in Hadoop-trunk-Commit #8314 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/8314/])
HDFS-8792. BlockManager#postponedMisreplicatedBlocks should use a
LightWeightHashSet to save memory (Yi Liu via Colin P. McCabe) (cmccabe: rev
c77bd6af16cbc26f88a2c6d8220db83a3e1caa2c)
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
*
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/util/TestLightWeightHashSet.java
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/util/LightWeightHashSet.java
> BlockManager#postponedMisreplicatedBlocks should use a LightWeightHashSet to
> save memory
> ----------------------------------------------------------------------------------------
>
> Key: HDFS-8792
> URL: https://issues.apache.org/jira/browse/HDFS-8792
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Yi Liu
> Assignee: Yi Liu
> Fix For: 2.8.0
>
> Attachments: HDFS-8792.001.patch, HDFS-8792.002.patch,
> HDFS-8792.003.patch
>
>
> {{LightWeightHashSet}} requires fewer memory than java hashset.
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