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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (KAFKA-6096) Add concurrent tests to exercise all paths in group/transaction managers
Date Mon, 23 Oct 2017 22:07:00 GMT

    [ https://issues.apache.org/jira/browse/KAFKA-6096?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16215941#comment-16215941
] 

ASF GitHub Bot commented on KAFKA-6096:
---------------------------------------

GitHub user rajinisivaram opened a pull request:

    https://github.com/apache/kafka/pull/4122

    KAFKA-6096: Add multi-threaded tests for group coordinator, txn manager

    

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

    $ git pull https://github.com/rajinisivaram/kafka KAFKA-6096-deadlock-test

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

    https://github.com/apache/kafka/pull/4122.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 #4122
    
----
commit 5e39e73da84c0057ae4815b066cbc6e9113bc608
Author: Rajini Sivaram <rajinisivaram@googlemail.com>
Date:   2017-10-23T20:59:04Z

    KAFKA-6096: Add multi-threaded tests for group coordinator, txn manager

----


> Add concurrent tests to exercise all paths in group/transaction managers
> ------------------------------------------------------------------------
>
>                 Key: KAFKA-6096
>                 URL: https://issues.apache.org/jira/browse/KAFKA-6096
>             Project: Kafka
>          Issue Type: Test
>          Components: core
>            Reporter: Rajini Sivaram
>            Assignee: Jason Gustafson
>             Fix For: 1.1.0
>
>
> We don't have enough tests to test locking/deadlocks in GroupMetadataManager and TransactionManager.
Since we have had a lot of deadlocks (KAFKA-5970, KAFKA-6042 etc.) which were not detected
during testing, we should add more mock tests with concurrency to verify the locking.



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