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Posted to hdfs-issues@hadoop.apache.org by "Erik Krogen (JIRA)" <ji...@apache.org> on 2019/07/16 19:02:00 UTC
[jira] [Comment Edited] (HDFS-12979) StandbyNode should upload
FsImage to ObserverNode after checkpointing.
[ https://issues.apache.org/jira/browse/HDFS-12979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16886385#comment-16886385 ]
Erik Krogen edited comment on HDFS-12979 at 7/16/19 7:01 PM:
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Looks like {{MiniDFSCluster}} L989 is still using the string instead of the constant? +1 from me if you fix that!
was (Author: xkrogen):
Looks like {{MiniDFSCluster}} L989 is still using the string instead of the constant?
> StandbyNode should upload FsImage to ObserverNode after checkpointing.
> ----------------------------------------------------------------------
>
> Key: HDFS-12979
> URL: https://issues.apache.org/jira/browse/HDFS-12979
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: hdfs
> Reporter: Konstantin Shvachko
> Assignee: Chen Liang
> Priority: Major
> Attachments: HDFS-12979.001.patch, HDFS-12979.002.patch, HDFS-12979.003.patch, HDFS-12979.004.patch, HDFS-12979.005.patch, HDFS-12979.006.patch, HDFS-12979.007.patch, HDFS-12979.008.patch, HDFS-12979.009.patch, HDFS-12979.010.patch, HDFS-12979.011.patch, HDFS-12979.012.patch, HDFS-12979.013.patch, HDFS-12979.014.patch
>
>
> ObserverNode does not create checkpoints. So it's fsimage file can get very old making bootstrap of ObserverNode too long. A StandbyNode should copy latest fsimage to ObserverNode(s) along with ANN.
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