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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (GEODE-1587) Replace AtomicInteger with AtomicIntegerFieldUpdater in AbstractIndex.java
Date Fri, 08 Jul 2016 00:47:10 GMT

    [ https://issues.apache.org/jira/browse/GEODE-1587?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15367027#comment-15367027
] 

ASF GitHub Bot commented on GEODE-1587:
---------------------------------------

GitHub user nabarunnag opened a pull request:

    https://github.com/apache/incubator-geode/pull/191

    GEODE-1587: Replaced AtomicInteger with AtomicIntegerFieldUpdater

            * Use of AtomicIntegerFieldUpdater decereased the memory overhead per entry during
index creation

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

    $ git pull https://github.com/nabarunnag/incubator-geode feature/GEODE-1587

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

    https://github.com/apache/incubator-geode/pull/191.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 #191
    
----
commit 782ffb61f318d2809117ea76124b5065725b7537
Author: nabarun <nnag@pivotal.io>
Date:   2016-06-27T17:25:20Z

    GEODE-1587: Replaced AtomicInteger with AtomicIntegerFieldUpdater
    
            * Use of AtomicIntegerFieldUpdater decereased the memory overhead per entry during
index creation

----


> Replace AtomicInteger with AtomicIntegerFieldUpdater in AbstractIndex.java
> --------------------------------------------------------------------------
>
>                 Key: GEODE-1587
>                 URL: https://issues.apache.org/jira/browse/GEODE-1587
>             Project: Geode
>          Issue Type: Bug
>            Reporter: nabarun
>
> Use of Atomic Integer instead of volatile int resulted in an increase in the memory overhead
per index entry by 8 bytes. It is suggested that use of AtomicIntegerFieldUpdater for atomic
operations on a volatile int results in a decrease in the memory overhead per index entry.



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