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https://issues.apache.org/jira/browse/HBASE-18520?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16131102#comment-16131102
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Hudson commented on HBASE-18520:
--------------------------------
FAILURE: Integrated in Jenkins build HBASE-14070.HLC #233 (See
[https://builds.apache.org/job/HBASE-14070.HLC/233/])
HBASE-18520 Add jmx value to determine true Master Start time (tedyu: rev
637f7abf0b3ab33b105346c6627dc9b2170eab53)
* (edit)
hbase-hadoop-compat/src/main/java/org/apache/hadoop/hbase/master/MetricsMasterSource.java
* (edit)
hbase-server/src/main/java/org/apache/hadoop/hbase/master/MetricsMasterWrapperImpl.java
* (edit)
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
* (edit)
hbase-hadoop2-compat/src/main/java/org/apache/hadoop/hbase/master/MetricsMasterSourceImpl.java
* (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
* (edit)
hbase-hadoop-compat/src/main/java/org/apache/hadoop/hbase/master/MetricsMasterWrapper.java
> Add jmx value to determine true Master Start time
> -------------------------------------------------
>
> Key: HBASE-18520
> URL: https://issues.apache.org/jira/browse/HBASE-18520
> Project: HBase
> Issue Type: Improvement
> Components: metrics
> Reporter: Zach York
> Assignee: Zach York
> Priority: Minor
> Fix For: 1.4.0, 2.0.0-alpha-2
>
> Attachments: HBASE-18520.branch-1.001.patch,
> HBASE-18520.branch-1.002.patch, HBASE-18520.master.001.patch,
> HBASE-18520.master.002.patch, HBASE-18520.master.003.patch
>
>
> The masterActiveTime is being set before regions are assigned. This patch
> adds a new jmx metric to expose the final time when the master has become the
> active master (All regions are assigned, etc.).
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