You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@flink.apache.org by tillrohrmann <gi...@git.apache.org> on 2017/08/16 13:55:29 UTC

[GitHub] flink pull request #4548: [FLINK-7457] Make Dispatcher highly available

GitHub user tillrohrmann opened a pull request:

    https://github.com/apache/flink/pull/4548

    [FLINK-7457] Make Dispatcher highly available

    ## What is the purpose of the change
    
    This commit introduces a dispatcher leader election and retrieval service to the
    HighAvailabilityServices. Moreover it adds code such that the Dispatcher now takes
    part in the leader election process using the afore-mentioned services.
    
    Let Dispatcher participate in leader election
    
    Add test for Dispatcher leader election
    
    ## Brief change log
    
    - Introduce `LeaderElectionService` and `LeaderElectionRetrievalService` for the `Dispatcher` to the `HighAvailabililtyServices`
    - Let the `Dispatcher participate in the leader election process
    - Guard `Dispatcher#submitJob` with leader session id
    
    ## Verifying this change
    
    This change added tests and can be verified as follows:
    
    - Added `DispatcherTest#testLeaderElection` which simulates a leader election process
    
    ## 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)
    
    ## Documentation
    
      - Does this pull request introduce a new feature? (no)
      - If yes, how is the feature documented? (not applicable)
    


You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/tillrohrmann/flink addDispatcherHA

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/flink/pull/4548.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 #4548
    
----
commit 9be93a9814ac0727015710f6764ce5e6a4166ea7
Author: Till Rohrmann <tr...@apache.org>
Date:   2017-08-16T12:36:13Z

    [FLINK-7457] Make Dispatcher highly available
    
    This commit introduces a dispatcher leader election and retrieval service to the
    HighAvailabilityServices. Moreover it adds code such that the Dispatcher now takes
    part in the leader election process using the afore-mentioned services.
    
    Let Dispatcher participate in leader election
    
    Add test for Dispatcher leader election

----


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastructure@apache.org or file a JIRA ticket
with INFRA.
---

[GitHub] flink pull request #4548: [FLINK-7457] Make Dispatcher highly available

Posted by asfgit <gi...@git.apache.org>.
Github user asfgit closed the pull request at:

    https://github.com/apache/flink/pull/4548


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastructure@apache.org or file a JIRA ticket
with INFRA.
---

[GitHub] flink issue #4548: [FLINK-7457] Make Dispatcher highly available

Posted by tillrohrmann <gi...@git.apache.org>.
Github user tillrohrmann commented on the issue:

    https://github.com/apache/flink/pull/4548
  
    Travis passed. Merging this PR.


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastructure@apache.org or file a JIRA ticket
with INFRA.
---