[jira] [Commented] (IGNITE-9786) MVCC: simplify TX wait list management

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/IGNITE-9786?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16637093#comment-16637093 ] 

ASF GitHub Bot commented on IGNITE-9786:
----------------------------------------

GitHub user devozerov opened a pull request:

    https://github.com/apache/ignite/pull/4908

    IGNITE-9786

    

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

    $ git pull https://github.com/gridgain/apache-ignite ignite-9786

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

    https://github.com/apache/ignite/pull/4908.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 #4908
    
----
commit 9200568fb830c93c7d98c74c14d4006bbdac8797
Author: devozerov <vo...@...>
Date:   2018-10-03T14:37:59Z

    WIP.

commit 88ef985156c42ffeef564b7a1a2a54e5efaa7989
Author: devozerov <vo...@...>
Date:   2018-10-03T15:41:59Z

    Done.

----


> MVCC: simplify TX wait list management
> --------------------------------------
>
>                 Key: IGNITE-9786
>                 URL: https://issues.apache.org/jira/browse/IGNITE-9786
>             Project: Ignite
>          Issue Type: Task
>          Components: mvcc
>            Reporter: Vladimir Ozerov
>            Assignee: Vladimir Ozerov
>            Priority: Major
>             Fix For: 2.8
>
>
> It seems that instead of having a lot of classes and complex synchronization mechanics for MvccProcessorImpl.waitMap, we can use single wrapper with a list of waiters. 
> Resulting code will be much more simpler and less prone to concurrency issues.



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