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jirapos...@reviews.apache.org commented on HBASE-4348: ------------------------------------------------------ ----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/4402/#review6537 ----------------------------------------------------------- Ship it! lgtm. I'll fix the spacing nits as I commit. src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java <https://reviews.apache.org/r/4402/#comment14199> nit: spacing src/main/java/org/apache/hadoop/hbase/master/HMaster.java <https://reviews.apache.org/r/4402/#comment14200> spacing src/main/java/org/apache/hadoop/hbase/master/HMaster.java <https://reviews.apache.org/r/4402/#comment14201> spacing - jmhsieh On 2012-03-29 15:57:19, Himanshu Vashishtha wrote: bq. bq. ----------------------------------------------------------- bq. This is an automatically generated e-mail. To reply, visit: bq. https://reviews.apache.org/r/4402/ bq. ----------------------------------------------------------- bq. bq. (Updated 2012-03-29 15:57:19) bq. bq. bq. Review request for hbase. bq. bq. bq. Summary bq. ------- bq. bq. This patch is for adding Region in transition metrics to the HMaster metrics system. It also adds these metrics in the master ui, in the Region in transition section. I have attached the proposed new format in the jira 4348. bq. bq. bq. This addresses bug HBase-4348. bq. https://issues.apache.org/jira/browse/HBase-4348 bq. bq. bq. Diffs bq. ----- bq. bq. src/main/jamon/org/apache/hadoop/hbase/tmpl/master/AssignmentManagerStatusTmpl.jamon 0dc0691 bq. src/main/java/org/apache/hadoop/hbase/HConstants.java 19be4de bq. src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java ae468ca bq. src/main/java/org/apache/hadoop/hbase/master/HMaster.java c4b4d30 bq. src/main/java/org/apache/hadoop/hbase/master/metrics/MasterMetrics.java 83abc52 bq. src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java d68ce33 bq. bq. Diff: https://reviews.apache.org/r/4402/diff bq. bq. bq. Testing bq. ------- bq. bq. Ran on a 5 node cluster and kill region servers randomly to observe the changes in the RIT metrics as emitted out by the Master's mxbean; bq. bq. mvn test passes without any failure. bq. bq. bq. Thanks, bq. bq. Himanshu bq. bq. > Add metrics for regions in transition > ------------------------------------- > > Key: HBASE-4348 > URL: https://issues.apache.org/jira/browse/HBASE-4348 > Project: HBase > Issue Type: Improvement > Components: metrics > Affects Versions: 0.92.0 > Reporter: Todd Lipcon > Assignee: Himanshu Vashishtha > Priority: Minor > Labels: noob > Attachments: 4348-metrics-v3.patch, 4348-v1.patch, 4348-v2.patch, > RITs.png, RegionInTransitions2.png, metrics-v2.patch > > > The following metrics would be useful for monitoring the master: > - the number of regions in transition > - the number of regions in transition that have been in transition for more > than a minute > - how many seconds has the oldest region-in-transition been in transition -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira