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https://issues.apache.org/jira/browse/HBASE-4752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13144903#comment-13144903
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Hadoop QA commented on HBASE-4752:
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-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12502637/0001-HBASE-4752-Don-t-create-an-unnecessary-LinkedList-wh.patch
against trunk revision .
+1 @author. The patch does not contain any @author tags.
-1 tests included. The patch doesn't appear to include any new or modified
tests.
Please justify why no new tests are needed for this
patch.
Also please list what manual steps were performed to
verify this patch.
-1 patch. The patch command could not apply the patch.
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/191//console
This message is automatically generated.
> Don't create an unnecessary LinkedList when evicting from the BlockCache
> ------------------------------------------------------------------------
>
> Key: HBASE-4752
> URL: https://issues.apache.org/jira/browse/HBASE-4752
> Project: HBase
> Issue Type: Improvement
> Components: performance, regionserver
> Affects Versions: 0.90.4
> Reporter: Benoit Sigoure
> Assignee: Benoit Sigoure
> Priority: Minor
> Attachments:
> 0001-HBASE-4752-Don-t-create-an-unnecessary-LinkedList-wh.patch
>
>
> When evicting from the BlockCache, the code creates a LinkedList containing
> every single block sorted by access time. This list is created from a
> PriorityQueue. I don't believe it is necessary, as the PriorityQueue can be
> used directly.
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