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https://issues.apache.org/jira/browse/HDFS-5367?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13797094#comment-13797094
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Benoy Antony commented on HDFS-5367:
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+1.
Solves problem on our clusters.
Please review and commit.
John , could you please provide a patch for trunk as well ?
> Restore fsimage locked NameNode too long when the size of fsimage are big
> -------------------------------------------------------------------------
>
> Key: HDFS-5367
> URL: https://issues.apache.org/jira/browse/HDFS-5367
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: zhaoyunjiong
> Assignee: zhaoyunjiong
> Attachments: HDFS-5367-branch-1.2.patch
>
>
> Our cluster have 40G fsimage, we write one copy of edit log to NFS.
> After NFS temporary failed, when doing checkpoint, NameNode try to recover
> it, and it will save 40G fsimage to NFS, it takes some time (> 40G/128MB/s =
> 320 seconds) , and it locked FSNamesystem, and this bring down our cluster.
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