Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm
Precedence: bulk
Date: Tue, 23 Jul 2013 11:18:51 +0000 (UTC)
From: "Y. SREENIVASULU REDDY (JIRA)" <jira@apache.org>
To: issues@hbase.apache.org
Message-ID: <JIRA.12659297.1374573417407.96364.1374578331325@arcas>
In-Reply-To: <JIRA.12659297.1374573417407@arcas>
References: <JIRA.12659297.1374573417407@arcas>
Subject: [jira] [Commented] (HBASE-9026) RestartRsHoldingRoot action in
 org.apache.hadoop.hbase.util.ChaosMonkey restarting the server holding
 .META. instead of -ROOT-
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 7bit


    [ https://issues.apache.org/jira/browse/HBASE-9026?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13716313#comment-13716313 ] 

Y. SREENIVASULU REDDY commented on HBASE-9026:
----------------------------------------------

thanks for review, rajesh.
                
> RestartRsHoldingRoot action in org.apache.hadoop.hbase.util.ChaosMonkey restarting the server holding .META. instead of -ROOT-
> ------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-9026
>                 URL: https://issues.apache.org/jira/browse/HBASE-9026
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 0.94.8
>            Reporter: Y. SREENIVASULU REDDY
>            Priority: Minor
>             Fix For: 0.94.11
>
>         Attachments: ChaosMonkey.java.patch
>
>
> In ChaosMonkey instead of restarting Root holded regionServer it is restarting META holded regionServer.
> {code}
> public static class RestartRsHoldingRoot extends RestartRandomRs {
>     public RestartRsHoldingRoot(long sleepTime) {
>       super(sleepTime);
>     }
>     @Override
>     void perform() throws Exception {
>       LOG.info("Performing action: Restart region server holding ROOT");
>       ServerName server = cluster.getServerHoldingMeta();
>       if (server == null) {
>         LOG.warn("No server is holding -ROOT- right now.");
>         return;
>       }
>       restartRs(server, sleepTime);
>     }
>   }
> {code}
> {noformat}
> 13/07/23 17:03:54 INFO util.ChaosMonkey: Performing action: Restart region server holding ROOT
> 13/07/23 17:03:54 DEBUG client.HConnectionManager$HConnectionImplementation: Looked up root region location, connection=org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@52b57e9a; serverName=ocean06,60020,1374569995361
> 13/07/23 17:03:54 DEBUG client.HConnectionManager$HConnectionImplementation: Removed .META.,,1.1028785192 for tableName=.META. from cache because of 
> 13/07/23 17:03:54 DEBUG client.HConnectionManager$HConnectionImplementation: Cached location for .META.,,1.1028785192 is ocean06:60020
> 13/07/23 17:03:54 INFO util.ChaosMonkey: Killing region server:ocean06,60020,1374569995361
> 13/07/23 17:03:54 INFO hbase.HBaseCluster: Aborting RS: ocean06,60020,1374569995361
> 13/07/23 17:03:54 INFO hbase.ClusterManager: Executing remote command: ps ux | grep regionserver  | grep hbase | grep -v grep | tr -s ' ' | cut -d ' ' -f2 | xargs kill -s SIGKILL , hostname:ocean06
> 13/07/23 17:03:54 INFO util.Shell: Executing full command [/usr/bin/ssh  ocean06 "ps ux | grep regionserver  | grep hbase | grep -v grep | tr -s ' ' | cut -d ' ' -f2 | xargs kill -s SIGKILL"]
> 13/07/23 17:03:54 INFO hbase.ClusterManager: Executed remote command, exit code:0 , output:
> 13/07/23 17:03:54 INFO hbase.HBaseCluster: Waiting service:regionserver to stop: ocean06,60020,1374569995361
> 13/07/23 17:03:54 INFO hbase.ClusterManager: Executing remote command: ps ux | grep regionserver  | grep hbase | grep -v grep | tr -s ' ' | cut -d ' ' -f2 , hostname:ocean06
> 13/07/23 17:03:54 INFO util.Shell: Executing full command [/usr/bin/ssh  ocean06 "ps ux | grep regionserver  | grep hbase | grep -v grep | tr -s ' ' | cut -d ' ' -f2"]
> 13/07/23 17:03:55 INFO hbase.ClusterManager: Executed remote command, exit code:0 , output:
> 13/07/23 17:03:55 INFO util.ChaosMonkey: Killed region server:ocean06,60020,1374569995361. Reported num of rs:2
> {noformat}
> This is only in 0.94.X

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira