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https://issues.apache.org/jira/browse/DRILL-6053?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16397696#comment-16397696
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ASF GitHub Bot commented on DRILL-6053:
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GitHub user vrozov opened a pull request:
https://github.com/apache/drill/pull/1163
DRILL-6053 & DRILL-6237
- Avoid excessive locking in LocalPersistentStore
- Upgrade checkstyle version to 5.9 or above
@arina-ielchiieva Please review
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/vrozov/drill DRILL-6237
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/drill/pull/1163.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 #1163
----
commit adc5aea6ef217c3a3548e630b466f9b56adfb282
Author: Vlad Rozov <vrozov@...>
Date: 2018-03-13T17:56:52Z
DRILL-6053: Avoid excessive locking in LocalPersistentStore
commit c1def24c62ccb729e720b5416abdb41c47a4869f
Author: Vlad Rozov <vrozov@...>
Date: 2018-03-13T19:24:48Z
DRILL-6237: Upgrade checkstyle version to 5.9 or above
commit 6bde4215e8eb2bc19a1e981c3e444b43b08237ee
Author: Vlad Rozov <vrozov@...>
Date: 2018-03-13T20:48:35Z
DRILL-6053: Avoid excessive locking in LocalPersistentStore
----
> Avoid excessive locking in LocalPersistentStore
> -----------------------------------------------
>
> Key: DRILL-6053
> URL: https://issues.apache.org/jira/browse/DRILL-6053
> Project: Apache Drill
> Issue Type: Improvement
> Reporter: Vlad Rozov
> Assignee: Vlad Rozov
> Priority: Major
> Fix For: 1.14.0
>
>
> When query profiles are written to LocalPersistentStore, the write is
> unnecessary serialized due to read/write lock that was introduced for
> versioned PersistentStore. Only versioned access needs to be protected by
> read/write lock.
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