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https://issues.apache.org/jira/browse/HBASE-11316?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14065941#comment-14065941
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Hadoop QA commented on HBASE-11316:
-----------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12656417/HBASE-11316-7.patch
against trunk revision .
ATTACHMENT ID: 12656417
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+0 tests included{color}. The patch appears to be a
documentation patch that doesn't require tests.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc{color}. The javadoc tool did not generate any
warning messages.
{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 100:
+ can try raising this value. Default: the value of LONG.MAX_VALUE,
expressed in bytes.</description>
+ <listitem><para>A <firstterm>StoreFile</firstterm> is a facade of
HFile. In terms of compaction, use of
+
xlink:href="https://issues.apache.org/jira/browse/HBASE-11316";>HBASE-11316</link>.</para>
+ drop (filter out) deletes or expired versions, because of
potential side effects. See <xref
+
<filename>hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/compactions/ExploringCompactionPolicy.java</filename>.
+ will compact larger StoreFiles. However, during
reads, HBase will need to seek
+ through fewer StpreFo;es to accomplish the read.
Consider this approach if you
+
xlink:href="http://hbase.apache.org/xref/org/apache/hadoop/hbase/regionserver/Store.html#836";>Store
+<userinput>alter 'orders_table', CONFIGURATION => {'hbase.hstore.engine.class'
=> 'org.apache.hadoop.hbase.regionserver.StripeStoreEngine',
'hbase.hstore.blockingStoreFiles' => '100'}</userinput>
+<userinput>alter 'orders_table', {NAME => 'blobs_cf', CONFIGURATION =>
{'hbase.hstore.engine.class' =>
'org.apache.hadoop.hbase.regionserver.StripeStoreEngine',
'hbase.hstore.blockingStoreFiles' => '100'}}</userinput>
{color:green}+1 site{color}. The mvn site goal succeeds with this patch.
{color:red}-1 core tests{color}. The patch failed these unit tests:
org.apache.hadoop.hbase.regionserver.compactions.TestStripeCompactionPolicy
org.apache.hadoop.hbase.regionserver.TestDefaultCompactSelection
Test results:
https://builds.apache.org/job/PreCommit-HBASE-Build/10115//testReport/
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/10115//artifact/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html
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https://builds.apache.org/job/PreCommit-HBASE-Build/10115//artifact/patchprocess/newPatchFindbugsWarningshbase-server.html
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https://builds.apache.org/job/PreCommit-HBASE-Build/10115//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop2-compat.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/10115//artifact/patchprocess/newPatchFindbugsWarningshbase-client.html
Console output:
https://builds.apache.org/job/PreCommit-HBASE-Build/10115//console
This message is automatically generated.
> Expand info about compactions beyond HBASE-11120
> ------------------------------------------------
>
> Key: HBASE-11316
> URL: https://issues.apache.org/jira/browse/HBASE-11316
> Project: HBase
> Issue Type: Bug
> Components: Compaction, documentation
> Reporter: Misty Stanley-Jones
> Assignee: Misty Stanley-Jones
> Attachments: HBASE-11316-1.patch, HBASE-11316-2.patch,
> HBASE-11316-3.patch, HBASE-11316-4.patch, HBASE-11316-5.patch,
> HBASE-11316-6-rebased-v2.patch, HBASE-11316-6-rebased.patch,
> HBASE-11316-6.patch, HBASE-11316-7.patch, HBASE-11316.patch,
> ch9_compactions.pdf
>
>
> Round 2 - expand info about the algorithms, talk about stripe compaction, and
> talk more about configuration. Hopefully find some rules of thumb.
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