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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-9887) Ensure serializer upgrades work with timer service remake
Date Wed, 01 Aug 2018 08:57:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-9887?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16565007#comment-16565007

ASF GitHub Bot commented on FLINK-9887:

StefanRRichter opened a new pull request #6467: [FLINK-9887] Ensure serializer upgrades work
with timer service remake
URL: https://github.com/apache/flink/pull/6467
   ## Brief change log
   This PR sits on top of #6438, so review only needs to consider commits starting from a9978de.
   Adds checks for serializer compatibility and ensures that the new serializer if propagated
to the meta-data in all places where priority-queue state is created.
   ## Verifying this change
   Mainly by a test case added to `StateBackendTestBase`.
   ## 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: (yes)
     - 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? (no)
     - If yes, how is the feature documented? (not applicable)

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> Ensure serializer upgrades work with timer service remake
> ---------------------------------------------------------
>                 Key: FLINK-9887
>                 URL: https://issues.apache.org/jira/browse/FLINK-9887
>             Project: Flink
>          Issue Type: Sub-task
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.6.0
>            Reporter: Stefan Richter
>            Assignee: Stefan Richter
>            Priority: Blocker
>              Labels: pull-request-available
>             Fix For: 1.6.0

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