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https://issues.apache.org/jira/browse/HBASE-15650?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15244050#comment-15244050
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Hudson commented on HBASE-15650:
--------------------------------
SUCCESS: Integrated in HBase-1.3 #653 (See
[https://builds.apache.org/job/HBase-1.3/653/])
HBASE-15650 Remove TimeRangeTracker as point of contention when many (stack:
rev 4b69faa1903303419dfcf027a2268524816c7a35)
*
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DefaultMemStore.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreFile.java
*
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/MockStoreFile.java
* hbase-common/src/main/java/org/apache/hadoop/hbase/io/TimeRange.java
*
hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestHFileOutputFormat.java
*
hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestHFileOutputFormat2.java
*
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/TimeRangeTracker.java
*
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFilePrettyPrinter.java
*
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestTimeRangeTracker.java
> Remove TimeRangeTracker as point of contention when many threads reading a
> StoreFile
> ------------------------------------------------------------------------------------
>
> Key: HBASE-15650
> URL: https://issues.apache.org/jira/browse/HBASE-15650
> Project: HBase
> Issue Type: Bug
> Components: Performance
> Affects Versions: 2.0.0
> Reporter: stack
> Assignee: stack
> Fix For: 2.0.0, 1.3.0, 1.4.0
>
> Attachments: 15650.branch-1.patch, 15650.branch-1.patch, 15650.patch,
> 15650.patch, 15650v2.branch-1.patch, 15650v2.patch, 15650v3.patch,
> 15650v4.patch, 15650v5.patch, 15650v6.patch,
> Point-of-contention-on-random-read.png
>
>
> HBASE-12148 is about "Remove TimeRangeTracker as point of contention when
> many threads writing a Store". It is also a point of contention when reading.
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