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From "stack (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-17014) Add clearly marked starting and shutdown log messages for all services.
Date Fri, 04 Nov 2016 21:44:58 GMT

    [ https://issues.apache.org/jira/browse/HBASE-17014?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15637789#comment-15637789
] 

stack commented on HBASE-17014:
-------------------------------

Here is namenode:

{code}
800172 2016-11-04 14:03:31,796 INFO org.apache.hadoop.hdfs.server.namenode.top.window.RollingWindowManager:
topN size for command setReplication is: 1
800173 2016-11-04 14:04:02,150 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode: RECEIVED
SIGNAL 15: SIGTERM
800174 2016-11-04 14:04:02,154 INFO org.apache.hadoop.hdfs.server.namenode.NameNode: SHUTDOWN_MSG:
800175 /************************************************************
800176 SHUTDOWN_MSG: Shutting down NameNode at ve0524.halxg.cloudera.com/10.17.240.20
800177 ************************************************************/
800178 2016-11-04 14:04:44,798 INFO org.apache.hadoop.hdfs.server.namenode.NameNode: STARTUP_MSG:
800179 /************************************************************
800180 STARTUP_MSG: Starting NameNode
800181 STARTUP_MSG:   host = ve0524.halxg.cloudera.com/10.17.240.20
800182 STARTUP_MSG:   args = []
800183 STARTUP_MSG:   version = 2.7.3-SNAPSHOT
{code}

Three lines to report startup. Same for shutdown. Its formatted as a java comment for good
measure.

> Add clearly marked starting and shutdown log messages for all services.
> -----------------------------------------------------------------------
>
>                 Key: HBASE-17014
>                 URL: https://issues.apache.org/jira/browse/HBASE-17014
>             Project: HBase
>          Issue Type: Improvement
>          Components: Operability
>            Reporter: Umesh Agashe
>            Assignee: Umesh Agashe
>            Priority: Minor
>             Fix For: 2.0.0
>
>         Attachments: HBASE-17014.v1.patch
>
>
> From observing the log messages, clearly marked starting and shutdown messages for services
HMaster, HRegionServer, ThriftServer and RESTServer will improve log readability.



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