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From "Colin Patrick McCabe (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HDFS-7258) CacheReplicationMonitor rescan schedule log should use DEBUG level instead of INFO level
Date Thu, 23 Oct 2014 20:43:35 GMT

     [ https://issues.apache.org/jira/browse/HDFS-7258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Colin Patrick McCabe reassigned HDFS-7258:
------------------------------------------

    Assignee: Colin Patrick McCabe  (was: Xiaoyu Yao)

> CacheReplicationMonitor rescan schedule log should use DEBUG level instead of INFO level
> ----------------------------------------------------------------------------------------
>
>                 Key: HDFS-7258
>                 URL: https://issues.apache.org/jira/browse/HDFS-7258
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 2.6.0
>            Reporter: Xiaoyu Yao
>            Assignee: Colin Patrick McCabe
>            Priority: Minor
>             Fix For: 3.0.0
>
>         Attachments: HDFS-7258.0.patch
>
>
> CacheReplicationMonitor rescan scheduler adds two INFO log entries every 30 seconds to
HDSF NN log as shown below. This should be a DEBUG level log to avoid flooding the namenode
log.  
> 2014-10-17 07:52:30,265 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30000 milliseconds
> 2014-10-17 07:52:30,265 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 0 millisecond(s).
> 2014-10-17 07:53:00,265 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30001 milliseconds
> 2014-10-17 07:53:00,266 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 1 millisecond(s).
> 2014-10-17 07:53:30,267 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30001 milliseconds
> 2014-10-17 07:53:30,267 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 0 millisecond(s).
> 2014-10-17 07:54:00,267 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30001 milliseconds
> 2014-10-17 07:54:00,268 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 0 millisecond(s).
> 2014-10-17 07:54:30,268 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30001 milliseconds
> 2014-10-17 07:54:30,269 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 0 millisecond(s).
> 2014-10-17 07:55:00,269 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30000 milliseconds
> 2014-10-17 07:55:00,269 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 1 millisecond(s).
> 2014-10-17 07:55:30,268 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30000 milliseconds
> 2014-10-17 07:55:30,269 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 0 millisecond(s).
> 2014-10-17 07:56:00,269 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30001 milliseconds
> 2014-10-17 07:56:00,270 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 0 millisecond(s).
> 2014-10-17 07:56:30,270 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30001 milliseconds
> 2014-10-17 07:56:30,271 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 0 millisecond(s).
> 2014-10-17 07:57:00,271 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30000 milliseconds
> 2014-10-17 07:57:00,272 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 1 millisecond(s).
> 2014-10-17 07:57:30,271 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30000 milliseconds
> 2014-10-17 07:57:30,272 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 1 millisecond(s).
> 2014-10-17 07:58:00,271 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30000 milliseconds
> 2014-10-17 07:58:00,271 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Scanned 0 directive(s) and 0 block(s) in 1 millisecond(s).
> 2014-10-17 07:58:30,271 INFO org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor:
Rescanning after 30000 milliseconds



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