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https://issues.apache.org/jira/browse/FLINK-8938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16398081#comment-16398081
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ASF GitHub Bot commented on FLINK-8938:
---------------------------------------
GitHub user shuai-xu opened a pull request:
https://github.com/apache/flink/pull/5693
[FLINK-8938] [runtime] not remove job graph during job master failover
## What is the purpose of the change
*This pull request fix a bug that when job master failover, it may delete
the job graph, so the next job master can not recover the job any more.*
## Verifying this change
*(Please pick either of the following options)*
This change is tested manually.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (no)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (no)
- The serializers: (no)
- The runtime per-record code paths (performance sensitive): (no)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Yarn/Mesos, ZooKeeper: (yes)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (yes / no)
- If yes, how is the feature documented? (not applicable / docs /
JavaDocs / not documented)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/shuai-xu/flink jira-8938
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5693.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #5693
----
commit 2fc5ec8795b5a53ce0f653a0e0ad5c1346e826c8
Author: shuai.xus <shuai.xus@...>
Date: 2018-03-14T04:16:55Z
[FLINK-8938] [runtime] not remove job graph during job master failover
----
> Not remove job graph during job master failover
> ------------------------------------------------
>
> Key: FLINK-8938
> URL: https://issues.apache.org/jira/browse/FLINK-8938
> Project: Flink
> Issue Type: Bug
> Components: Cluster Management
> Affects Versions: 1.5.0
> Reporter: shuai.xu
> Assignee: shuai.xu
> Priority: Major
>
> When job master failover， the new dispatcher should not delete the job graph
> if failed to start the job manager runner, or else the other dispatchers can
> not recover it.
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