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From "Hudson (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-4765) Enhance HLog metrics
Date Fri, 11 Nov 2011 02:57:03 GMT

    [ https://issues.apache.org/jira/browse/HBASE-4765?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13148230#comment-13148230
] 

Hudson commented on HBASE-4765:
-------------------------------

Integrated in HBase-TRUNK #2427 (See [https://builds.apache.org/job/HBase-TRUNK/2427/])
    HBASE-4765 Enhance HLog Metrics

nspiegelberg : 
Files : 
* /hbase/trunk/src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java
* /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/metrics/RegionServerMetrics.java
* /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLog.java
* /hbase/trunk/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegion.java

                
> Enhance HLog metrics
> --------------------
>
>                 Key: HBASE-4765
>                 URL: https://issues.apache.org/jira/browse/HBASE-4765
>             Project: HBase
>          Issue Type: Improvement
>    Affects Versions: 0.94.0
>            Reporter: Nicolas Spiegelberg
>            Assignee: Nicolas Spiegelberg
>         Attachments: HBASE-4765-1.patch
>
>
> Part of 89-fb to 92 porting.  Refactor HLog metrics for increased visibility.
> 1. Add writeSize to capture average write size
> 2. Decouple HLog write metrics from HFile
> 3. Give actual min/max outlier data for hlog latencies

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