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From "Kuhu Shukla (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-9279) Decomissioned capacity should not be considered for configured/used capacity
Date Mon, 26 Oct 2015 17:24:27 GMT

     [ https://issues.apache.org/jira/browse/HDFS-9279?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kuhu Shukla updated HDFS-9279:
------------------------------
    Attachment: HDFS-9279-v3.patch

Fixed the code and tests pertinent to the code change. The test failures caused by this patch
are TestDecommission, TestCacheDirectives, TestNameNodeCapacityReport and TestNameNodeMXBean.


TestDataNodeHotSwapVolumes is showing intermittent failures , with and without the patch.

> Decomissioned capacity should not be considered for configured/used capacity
> ----------------------------------------------------------------------------
>
>                 Key: HDFS-9279
>                 URL: https://issues.apache.org/jira/browse/HDFS-9279
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.6.1
>            Reporter: Kuhu Shukla
>            Assignee: Kuhu Shukla
>         Attachments: HDFS-9279-v1.patch, HDFS-9279-v2.patch, HDFS-9279-v3.patch
>
>
> Capacity of a decommissioned node is being accounted as configured and used capacity
metrics. This gives incorrect perception of cluster usage.
> Once a node is decommissioned, its capacity should be considered similar to a dead node.



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