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From "jiraposter@reviews.apache.org (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-4057) Implement HBase version of "show processlist"
Date Thu, 08 Sep 2011 17:49:12 GMT

    [ https://issues.apache.org/jira/browse/HBASE-4057?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13100493#comment-13100493
] 

jiraposter@reviews.apache.org commented on HBASE-4057:
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/1750/#review1817
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Ship it!


Took a quick look at the patch -- looks good -- then I tried it.  Its lovely.  +1 on commit.

- Michael


On 2011-09-08 15:35:10, Riley Patterson wrote:
bq.  
bq.  -----------------------------------------------------------
bq.  This is an automatically generated e-mail. To reply, visit:
bq.  https://reviews.apache.org/r/1750/
bq.  -----------------------------------------------------------
bq.  
bq.  (Updated 2011-09-08 15:35:10)
bq.  
bq.  
bq.  Review request for hbase.
bq.  
bq.  
bq.  Summary
bq.  -------
bq.  
bq.  Includes extended TaskMonitor with consideration for high-frequency, short duration changes,
a new MonitoredRPCHandler class, integration with the RPC, and filtered exposure both as and
HTML table and as JSON via jamon.
bq.  
bq.  
bq.  This addresses bug HBASE-4057.
bq.      https://issues.apache.org/jira/browse/HBASE-4057
bq.  
bq.  
bq.  Diffs
bq.  -----
bq.  
bq.    /src/main/java/org/apache/hadoop/hbase/monitoring/MonitoredRPCHandler.java PRE-CREATION

bq.    /src/main/java/org/apache/hadoop/hbase/master/MasterStatusServlet.java 1166510 
bq.    /src/main/java/org/apache/hadoop/hbase/ipc/RpcServer.java 1166510 
bq.    /src/main/java/org/apache/hadoop/hbase/ipc/WritableRpcEngine.java 1166510 
bq.    /src/main/jamon/org/apache/hbase/tmpl/regionserver/RSStatusTmpl.jamon 1166510 
bq.    /src/main/java/org/apache/hadoop/hbase/ipc/HBaseServer.java 1166510 
bq.    /src/main/jamon/org/apache/hbase/tmpl/master/MasterStatusTmpl.jamon 1166510 
bq.    /src/main/jamon/org/apache/hbase/tmpl/common/TaskMonitorTmpl.jamon 1166510 
bq.    /src/main/java/org/apache/hadoop/hbase/monitoring/MonitoredRPCHandlerImpl.java PRE-CREATION

bq.    /src/main/java/org/apache/hadoop/hbase/monitoring/MonitoredTask.java 1166510 
bq.    /src/main/java/org/apache/hadoop/hbase/monitoring/MonitoredTaskImpl.java 1166510 
bq.    /src/main/java/org/apache/hadoop/hbase/monitoring/TaskMonitor.java 1166510 
bq.    /src/main/java/org/apache/hadoop/hbase/regionserver/RSStatusServlet.java 1166510 
bq.    /src/main/resources/hbase-webapps/static/hbase.css 1166510 
bq.    /src/test/java/org/apache/hadoop/hbase/monitoring/TestTaskMonitor.java 1166510 
bq.  
bq.  Diff: https://reviews.apache.org/r/1750/diff
bq.  
bq.  
bq.  Testing
bq.  -------
bq.  
bq.  All unit tests passed. All exposure works as expected. Extensive load testing has been
done on FB's internal branch.
bq.  
bq.  
bq.  Thanks,
bq.  
bq.  Riley
bq.  
bq.



> Implement HBase version of "show processlist"
> ---------------------------------------------
>
>                 Key: HBASE-4057
>                 URL: https://issues.apache.org/jira/browse/HBASE-4057
>             Project: HBase
>          Issue Type: New Feature
>          Components: client, regionserver
>            Reporter: Nicolas Spiegelberg
>            Assignee: Riley Patterson
>         Attachments: HBASE-4057.patch
>
>
> One of the features that our DBAs use for MySQL analysis is "show processlist", which
gives application-level stats about the RPC threads.  Right now, we use jstack but that is
very core-developer-centric.  We need to create a similar tool that DBA/Ops/AppDevs can use.

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