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https://issues.apache.org/jira/browse/HADOOP-2687?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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dhruba borthakur resolved HADOOP-2687.
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Resolution: Fixed
I just committed this. Thanks stack!
> 1707 added errant INFO-level logging to DFSClient
> -------------------------------------------------
>
> Key: HADOOP-2687
> URL: https://issues.apache.org/jira/browse/HADOOP-2687
> Project: Hadoop Core
> Issue Type: Bug
> Components: dfs
> Reporter: stack
> Assignee: stack
> Priority: Blocker
> Fix For: 0.16.0
>
> Attachments: dfsclient.patch
>
>
> Marking this a blocker because it looks bad and it looks unintentional. If
> it this turns out to not be a blocker for hadoop, it will become one for
> hbase because 2/3rds of our DEBUG-level logs are filled with these DFSClient
> messages. Below is a sample:
> {code}
> ...
> 2008-01-23 01:17:31,506 DEBUG org.apache.hadoop.hbase.HStore: compaction for
> HStore 1028785192/info needed.
> 2008-01-23 01:17:31,506 DEBUG org.apache.hadoop.hbase.HRegion:
> 1028785192/info needs compaction
> 2008-01-23 01:17:31,506 INFO org.apache.hadoop.hbase.HRegion: starting
> compaction on region .META.,,1
> 2008-01-23 01:17:31,506 DEBUG org.apache.hadoop.hbase.HStore: started
> compaction of 4 files using
> hdfs://aa0-000-12.u.powerset.com:9123/hbase123/.META./compaction.dir for
> 1028785192/info
> 2008-01-23 01:17:31,548 INFO org.apache.hadoop.fs.DFSClient: Allocating new
> block
> 2008-01-23 01:17:31,549 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX.0:50010
> 2008-01-23 01:17:31,549 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..142:50010
> 2008-01-23 01:17:31,549 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..139:50010
> 2008-01-23 01:17:31,549 INFO org.apache.hadoop.fs.DFSClient: Connecting to
> XX.XX.XX..140:50010
> 2008-01-23 01:17:31,635 INFO org.apache.hadoop.fs.DFSClient: Closing old
> block blk_-1043800255529565106
> 2008-01-23 01:17:31,660 INFO org.apache.hadoop.fs.DFSClient: Allocating new
> block
> 2008-01-23 01:17:31,661 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..140:50010
> 2008-01-23 01:17:31,661 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..139:50010
> 2008-01-23 01:17:31,661 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..141:50010
> 2008-01-23 01:17:31,661 INFO org.apache.hadoop.fs.DFSClient: Connecting to
> XX.XX.XX..140:50010
> 2008-01-23 01:17:31,748 INFO org.apache.hadoop.fs.DFSClient: Closing old
> block blk_-8906552400781425824
> 2008-01-23 01:17:31,793 INFO org.apache.hadoop.fs.DFSClient: Allocating new
> block
> 2008-01-23 01:17:31,794 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..140:50010
> 2008-01-23 01:17:31,794 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..139:50010
> 2008-01-23 01:17:31,794 INFO org.apache.hadoop.fs.DFSClient: pipeline =
> XX.XX.XX..141:50010
> 2008-01-23 01:17:31,794 INFO org.apache.hadoop.fs.DFSClient: Connecting to
> XX.XX.XX..140:50010
> 2008-01-23 01:17:31,881 INFO org.apache.hadoop.fs.DFSClient: Closing old
> block blk_3933085663541821686
> 2008-01-23 01:17:31,902 DEBUG org.apache.hadoop.hbase.HStore: moving
> 1028785192/info/1089676733326611803 in
> hdfs:/XX.XX.XX.:9123/hbase123/.META./compaction.dir to
> 1028785192/info/8081034940986786580 in hdfs://XX.XX.XX.:9123/hbase123/.META.
> for 1028785192/info
> 2008-01-23 01:17:31,992 INFO org.apache.hadoop.hbase.HRegion: compaction
> completed on region .META.,,1. Took 0sec
> ...
> {code}
> This issue was originally reported over in hadoop-user by Billy Preston.
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