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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8563) Erasure Coding: fsck handles file smaller than a full stripe
Date Wed, 30 Sep 2015 16:39:42 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8563?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14937667#comment-14937667
] 

Hudson commented on HDFS-8563:
------------------------------

FAILURE: Integrated in Hadoop-Yarn-trunk #1203 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/1203/])
HDFS-8563. Erasure Coding: fsck handles file smaller than a full stripe. (jing9: rev 2470a7bf88c7d7e0889905e35671c440c3ae649b)
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFsck.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeFsck.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt


> 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
>            Assignee: Walter Su
>             Fix For: HDFS-7285
>
>         Attachments: HDFS-8563-HDFS-7285.01.patch, HDFS-8563-HDFS-7285.02.patch
>
>
> 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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