[
https://issues.apache.org/jira/browse/HDFS-9260?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Colin Patrick McCabe updated HDFS-9260:
---------------------------------------
Summary: Improve the performance and GC friendliness of NameNode startup
and full block reports (was: Improve performance and GC friendliness of
startup and FBRs)
> 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
> 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.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
