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From "Walter Su (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-8563) Erasure Coding: fsck handles file smaller than a full stripe
Date Tue, 09 Jun 2015 06:07:00 GMT
Walter Su created HDFS-8563:
-------------------------------

             Summary: Erasure Coding: fsck handles file smaller than a full stripe
                 Key: HDFS-8563
                 URL: https://issues.apache.org/jira/browse/HDFS-8563
             Project: Hadoop HDFS
          Issue Type: Sub-task
            Reporter: Walter Su


Uploaded a small file. Fsck shows it's UNRECOVERABLE. It's not correct.
{noformat}
Erasure Coded Block Groups:
 Total size:    1366 B
 Total files:   1
 Total block groups (validated):        1 (avg. block group size 1366 B)
  ********************************
  UNRECOVERABLE BLOCK GROUPS:   1 (100.0 %)
  MIN REQUIRED EC BLOCK:        6
  ********************************
 Minimally erasure-coded block groups:  0 (0.0 %)
 Over-erasure-coded block groups:       0 (0.0 %)
 Under-erasure-coded block groups:      1 (100.0 %)
 Unsatisfactory placement block groups:         0 (0.0 %)
 Default schema:        RS-6-3
 Average block group size:      4.0
 Missing block groups:          0
 Corrupt block groups:          0
 Missing ec-blocks:             5 (55.555557 %)
{noformat}



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