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From "Sudhir Prakash (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (AMBARI-12135) After HDP installation, hdfs fsck reporting CORRUPT status (Missing blocks)
Date Thu, 23 Jul 2015 17:08:04 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-12135?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sudhir Prakash resolved AMBARI-12135.
-------------------------------------
    Resolution: Duplicate

> After HDP installation, hdfs fsck reporting CORRUPT status (Missing blocks)
> ---------------------------------------------------------------------------
>
>                 Key: AMBARI-12135
>                 URL: https://issues.apache.org/jira/browse/AMBARI-12135
>             Project: Ambari
>          Issue Type: Bug
>          Components: blueprints
>    Affects Versions: 2.1.0
>         Environment: ambari-server-2.1.0-1231
>            Reporter: Sudhir Prakash
>            Priority: Critical
>
> This issue is 100% reproducible and has been happening on Ambari/HDP builds for at least
a couple weeks. After completing an installation (Using blueprint), the hdfs fsck / reports
as CORRUPT. Even after letting the cluster sit idle for a couple hours, it is still in the
corrupt state
> {code}
> hades1:/var/opt/teradata/packages # su hdfs
> hdfs@hades1:/var/opt/teradata/packages> hdfs fsck /
> Connecting to namenode via http://hades1.labs.teradata.com:50070/fsck?ugi=hdfs&path=%2F
> FSCK started by hdfs (auth:SIMPLE) from /39.0.8.2 for path / at Wed Jun 24 20:40:17 GMT
2015
> ...
> /apps/hbase/data/WALs/hades4.labs.teradata.com,16020,1435168292684/hades4.labs.teradata.com%2C16020%2C1435168292684.default.1435175500556:
MISSING 1 blocks of total size 83 B.
> /apps/hbase/data/WALs/hades5.labs.teradata.com,16020,1435168290466/hades5.labs.teradata.com%2C16020%2C1435168290466..meta.1435175562144.meta:
MISSING 1 blocks of total size 83 B.
> /apps/hbase/data/WALs/hades5.labs.teradata.com,16020,1435168290466/hades5.labs.teradata.com%2C16020%2C1435168290466.default.1435175498500:
MISSING 1 blocks of total size 83 B.
> /apps/hbase/data/WALs/hades6.labs.teradata.com,16020,1435168292373/hades6.labs.teradata.com%2C16020%2C1435168292373.default.1435175500301:
MISSING 1 blocks of total size 83 B..................................................................................................
> ....................................................................................................
> ....................................................................................................
> ........................................................................................Status:
CORRUPT
>  Total size:    723977553 B (Total open files size: 332 B)
>  Total dirs:    79
>  Total files:   388
>  Total symlinks:                0 (Files currently being written: 5)
>  Total blocks (validated):      387 (avg. block size 1870743 B) (Total open file blocks
(not validated): 4)
>   ********************************
>   UNDER MIN REPL'D BLOCKS:      4 (1.0335917 %)
>   dfs.namenode.replication.min: 1
>   CORRUPT FILES:        4
>   MISSING BLOCKS:       4
>   MISSING SIZE:         332 B
>   ********************************
>  Minimally replicated blocks:   387 (100.0 %)
>  Over-replicated blocks:        0 (0.0 %)
>  Under-replicated blocks:       0 (0.0 %)
>  Mis-replicated blocks:         0 (0.0 %)
>  Default replication factor:    3
>  Average block replication:     3.0
>  Corrupt blocks:                0
>  Missing replicas:              0 (0.0 %)
>  Number of data-nodes:          3
>  Number of racks:               1
> FSCK ended at Wed Jun 24 20:40:17 GMT 2015 in 7 milliseconds
> The filesystem under path '/' is CORRUPT
> hdfs@hades1:/var/opt/teradata/packages>
> {code}



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