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https://issues.apache.org/jira/browse/HDFS-9260?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15128986#comment-15128986
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Hudson commented on HDFS-9260:
------------------------------
FAILURE: Integrated in Hadoop-trunk-Commit #9230 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/9230/])
CHANGES.txt: Move HDFS-9260 to trunk (cmccabe: rev
913676dc355f17dc41b75be1b3a27114197ea52c)
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
> Improve the performance and GC friendliness of NameNode startup and full
> block reports
> --------------------------------------------------------------------------------------
>
> Key: HDFS-9260
> URL: https://issues.apache.org/jira/browse/HDFS-9260
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode, namenode, performance
> Affects Versions: 2.7.1
> Reporter: Staffan Friberg
> Assignee: Staffan Friberg
> Fix For: 3.0.0
>
> Attachments: FBR processing.png, HDFS Block and Replica Management
> 20151013.pdf, HDFS-7435.001.patch, HDFS-7435.002.patch, HDFS-7435.003.patch,
> HDFS-7435.004.patch, HDFS-7435.005.patch, HDFS-7435.006.patch,
> HDFS-7435.007.patch, HDFS-9260.008.patch, HDFS-9260.009.patch,
> HDFS-9260.010.patch, HDFS-9260.011.patch, HDFS-9260.012.patch,
> HDFS-9260.013.patch, HDFS-9260.014.patch, HDFS-9260.015.patch,
> HDFS-9260.016.patch, HDFS-9260.017.patch, HDFS-9260.018.patch,
> HDFSBenchmarks.zip, HDFSBenchmarks2.zip
>
>
> This patch changes the datastructures used for BlockInfos and Replicas to
> keep them sorted. This allows faster and more GC friendly handling of full
> block reports.
> Would like to hear peoples feedback on this change.
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