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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-14793) Allow limiting size of block into L1 block cache.
Date Tue, 17 Nov 2015 19:44:11 GMT

    [ https://issues.apache.org/jira/browse/HBASE-14793?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15009356#comment-15009356
] 

Hudson commented on HBASE-14793:
--------------------------------

SUCCESS: Integrated in HBase-1.2-IT #286 (See [https://builds.apache.org/job/HBase-1.2-IT/286/])
HBASE-14793 Allow limiting size of block into L1 block cache. (eclark: rev a5a12223059ef18c9cbb2d76c89277a927b97b99)
* hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperImpl.java
* hbase-hadoop-compat/src/main/java/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapper.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/bucket/BucketCache.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/CacheStats.java
* hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperStub.java
* hbase-hadoop2-compat/src/main/java/org/apache/hadoop/hbase/regionserver/MetricsRegionServerSourceImpl.java
* hbase-hadoop-compat/src/main/java/org/apache/hadoop/hbase/regionserver/MetricsRegionServerSource.java
* hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMetricsRegionServer.java
* hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestLruBlockCache.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/LruBlockCache.java


> Allow limiting size of block into L1 block cache.
> -------------------------------------------------
>
>                 Key: HBASE-14793
>                 URL: https://issues.apache.org/jira/browse/HBASE-14793
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 1.2.0, 1.1.2
>            Reporter: Elliott Clark
>            Assignee: Elliott Clark
>             Fix For: 2.0.0, 1.2.0, 1.3.0
>
>         Attachments: HBASE-14793-v1.patch, HBASE-14793-v3.patch, HBASE-14793-v4.patch,
HBASE-14793-v5.patch, HBASE-14793-v6.patch, HBASE-14793-v7.patch, HBASE-14793.patch
>
>
> G1GC does really badly with long lived large objects. Lets allow limiting the size of
a block that can be kept in the block cache.



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