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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-14727) Add block cache stats for regions
Date Tue, 05 Jan 2016 12:21:40 GMT

    [ https://issues.apache.org/jira/browse/HBASE-14727?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15082956#comment-15082956

Hadoop QA commented on HBASE-14727:

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  against master branch at commit 9997e4ee52136a681faa825dea46bd1162d71eca.
  ATTACHMENT ID: 12780501

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 20 new or modified

    {color:green}+1 hadoop versions{color}. The patch compiles with all supported hadoop versions
(2.4.0 2.4.1 2.5.0 2.5.1 2.5.2 2.6.0 2.6.1 2.7.0 2.7.1)

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 protoc{color}.  The applied patch does not increase the total number of
protoc compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

                {color:red}-1 checkstyle{color}.  The applied patch generated new checkstyle
errors. Check build console for list of new errors.

    {color:green}+1 findbugs{color}.  The patch does not introduce any  new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:red}-1 lineLengths{color}.  The patch introduces the following lines longer than
    +        result = result && (Float.floatToIntBits(getCacheHitRatio())    == Float.floatToIntBits(other.getCacheHitRatio()));
+              new java.lang.String[] { "RegionSpecifier", "Stores", "Storefiles", "StoreUncompressedSizeMB",
"StorefileSizeMB", "MemstoreSizeMB", "StorefileIndexSizeMB", "ReadRequestsCount", "WriteRequestsCount",
"TotalCompactingKVs", "CurrentCompactedKVs", "RootIndexSizeKB", "TotalStaticIndexSizeKB",
"TotalStaticBloomSizeKB", "CompleteSequenceId", "DataLocality", "LastMajorCompactionTs", "StoreCompleteSequenceId",
"CacheHitCount", "CacheMissCount", "CacheEvictedBlockCount", "CacheSize", "CacheBlockCount",
"CacheHitRatio", });

    {color:red}-1 site{color}.  The patch appears to cause mvn post-site goal to fail.

    {color:green}+1 core tests{color}.  The patch passed unit tests in .

    {color:green}+1 zombies{color}. No zombie tests found running at the end of the build.

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/17127//testReport/
Release Findbugs (version 2.0.3) 	warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/17127//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/17127//artifact/patchprocess/checkstyle-aggregate.html

                Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/17127//console

This message is automatically generated.

> Add block cache stats for regions
> ---------------------------------
>                 Key: HBASE-14727
>                 URL: https://issues.apache.org/jira/browse/HBASE-14727
>             Project: HBase
>          Issue Type: New Feature
>            Reporter: Eungsop Yoo
>            Priority: Minor
>         Attachments: HBASE-14727-v1.patch, HBASE-14727-v2.patch, HBASE-14727-v3.patch,
HBASE-14727-v4.patch, HBASE-14727.patch, rs-web-ui-v2.png
> The stats of block cache are calculated at region server level only. So at region level,
we could not know about the numbers of blocks cached, the sizes of cached blocks, the numbers
of cache hit, etc. I suggest to add the stats of block cache at region level.

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