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From "Benoy Antony (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-7467) Provide storage tier information for a directory via fsck
Date Tue, 02 Dec 2014 19:47:12 GMT
Benoy Antony created HDFS-7467:
----------------------------------

             Summary: Provide storage tier information for a directory via fsck
                 Key: HDFS-7467
                 URL: https://issues.apache.org/jira/browse/HDFS-7467
             Project: Hadoop HDFS
          Issue Type: Sub-task
          Components: balancer & mover
    Affects Versions: 2.6.0
            Reporter: Benoy Antony
            Assignee: Benoy Antony


Currently _fsck_  provides information regarding blocks for a directory.
It should be augmented to provide storage tier information (optionally). 

The sample report could be as follows :

{panel}
Storage Tier Combination        # of blocks       % of blocks
DISK:1,ARCHIVE:2                  340730           97.7393%
 
ARCHIVE:3                           3928            1.1268%
 
DISK:2,ARCHIVE:2                    3122            0.8956%
 
DISK:2,ARCHIVE:1                     748            0.2146%
 
DISK:1,ARCHIVE:3                      44            0.0126%
 
DISK:3,ARCHIVE:2                      30            0.0086%
 
DISK:3,ARCHIVE:1                       9            0.0026%

{panel}
 




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