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https://issues.apache.org/jira/browse/HDFS-7123?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14524964#comment-14524964
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Hadoop QA commented on HDFS-7123:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:red}-1{color} | patch |   0m  0s | The patch command could not apply 
the patch during dryrun. |
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|| Subsystem || Report/Notes ||
| Patch URL | 
http://issues.apache.org/jira/secure/attachment/12670479/HDFS-7123.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / f1a152c |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/10672/console |


This message was automatically generated.

> Run legacy fsimage checkpoint in parallel with PB fsimage checkpoint
> --------------------------------------------------------------------
>
>                 Key: HDFS-7123
>                 URL: https://issues.apache.org/jira/browse/HDFS-7123
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Ming Ma
>            Assignee: Ming Ma
>         Attachments: HDFS-7123.patch
>
>
> HDFS-7097 will address the checkpoint and BR issue. In addition, it might 
> still be useful to reduce the overall checkpoint duration, given it blocks 
> edit log replay. If there is large volume of edit log to catch up and NN fail 
> overs, it will impact the availability.



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