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https://issues.apache.org/jira/browse/FLINK-8995?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16660964#comment-16660964
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ASF GitHub Bot commented on FLINK-8995:
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StefanRRichter opened a new pull request #6909: [FLINK-8995][tests] Add keyed
state that uses custom stateful seriali…
URL: https://github.com/apache/flink/pull/6909
## What is the purpose of the change
This PR adds keyed state that uses a custom stateful serializer to the
allround e2e test job, so that was cover this case.
## Verifying this change
For example, run `./run-single-test.sh test-scripts/test_ha_datastream.sh`
## 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: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (no)
- If yes, how is the feature documented? (not applicable)
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> Add a test operator with keyed state that uses custom, stateful serializer
> --------------------------------------------------------------------------
>
> Key: FLINK-8995
> URL: https://issues.apache.org/jira/browse/FLINK-8995
> Project: Flink
> Issue Type: Sub-task
> Components: Tests
> Affects Versions: 1.5.0
> Reporter: Stefan Richter
> Assignee: Stefan Richter
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.7.0
>
>
> This test should figure out problems in places where multiple threads would
> share the same serializer instead of properly duplicating it.
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