[jira] [Updated] (HBASE-4992) Use a UUID for HFileOutputFormat partition path name

[Lars Francke (JIRA)]

 [ 
https://issues.apache.org/jira/browse/HBASE-4992?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Lars Francke updated HBASE-4992:

Fix Version/s: 0.92.0

> Use a UUID for HFileOutputFormat partition path name
> 
>
> Key: HBASE-4992
> URL: https://issues.apache.org/jira/browse/HBASE-4992
> Project: HBase
>  Issue Type: Bug
>  Components: mapreduce
>Reporter: Scott Chen
>Priority: Minor
> Fix For: 0.92.0
>
> Attachments: HBASE-4992.txt
>
>
> HFileOutputFormat uses timestamps for the path name to avoid collision.
> It is possible the path name still collide and causing MR job fails.
> Caused by: java.io.IOException: File: 
> hdfs://ubasedev001-snc3-dfs-nn.data.facebook.com:9000/user/hadoop/partitions_1316142976586#_\
> partition.lst has changed on HDFS since job started
> at 
> org.apache.hadoop.filecache.DistributedCache.ifExistsAndFresh(DistributedCache.java:572)
> at 
> org.apache.hadoop.filecache.DistributedCache.checkCacheStatusValidity(DistributedCache.java:465)
> at 
> org.apache.hadoop.filecache.DistributedCache.getLocalCache(DistributedCache.java:230)
> at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:208)



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[jira] [Updated] (HBASE-4992) Use a UUID for HFileOutputFormat partition path name

[stack (Updated) (JIRA)]

 [ 
https://issues.apache.org/jira/browse/HBASE-4992?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

stack updated HBASE-4992:
-

  Resolution: Fixed
Hadoop Flags: Reviewed
  Status: Resolved  (was: Patch Available)

Applied to trunk.  Thanks for patch Scott.

 Use a UUID for HFileOutputFormat partition path name
 

 Key: HBASE-4992
 URL: https://issues.apache.org/jira/browse/HBASE-4992
 Project: HBase
  Issue Type: Bug
  Components: mapreduce
Reporter: Scott Chen
Priority: Minor
 Attachments: HBASE-4992.txt


 HFileOutputFormat uses timestamps for the path name to avoid collision.
 It is possible the path name still collide and causing MR job fails.
 Caused by: java.io.IOException: File: 
 hdfs://ubasedev001-snc3-dfs-nn.data.facebook.com:9000/user/hadoop/partitions_1316142976586#_\
 partition.lst has changed on HDFS since job started
 at 
 org.apache.hadoop.filecache.DistributedCache.ifExistsAndFresh(DistributedCache.java:572)
 at 
 org.apache.hadoop.filecache.DistributedCache.checkCacheStatusValidity(DistributedCache.java:465)
 at 
 org.apache.hadoop.filecache.DistributedCache.getLocalCache(DistributedCache.java:230)
 at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:208)

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