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https://issues.apache.org/jira/browse/HDFS-9279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14972309#comment-14972309
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Hadoop QA commented on HDFS-9279:
---------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:red}-1{color} | pre-patch |  16m 29s | Findbugs (version ) appears to 
be broken on trunk. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any 
@author tags. |
| {color:green}+1{color} | tests included |   0m  0s | The patch appears to 
include 1 new or modified test files. |
| {color:green}+1{color} | javac |   8m  4s | There were no new javac warning 
messages. |
| {color:green}+1{color} | javadoc |  10m 35s | There were no new javadoc 
warning messages. |
| {color:green}+1{color} | release audit |   0m 25s | The applied patch does 
not increase the total number of release audit warnings. |
| {color:green}+1{color} | checkstyle |   0m 31s | There were no new checkstyle 
issues. |
| {color:green}+1{color} | whitespace |   0m  0s | The patch has no lines that 
end in whitespace. |
| {color:green}+1{color} | install |   1m 40s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 33s | The patch built with 
eclipse:eclipse. |
| {color:red}-1{color} | findbugs |   2m 33s | The patch appears to introduce 1 
new Findbugs (version 3.0.0) warnings. |
| {color:green}+1{color} | native |   3m 15s | Pre-build of native portion |
| {color:red}-1{color} | hdfs tests |  64m 26s | Tests failed in hadoop-hdfs. |
| | | 108m 34s | |
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|| Reason || Tests ||
| FindBugs | module:hadoop-hdfs |
| Failed unit tests | hadoop.hdfs.server.datanode.TestDataNodeHotSwapVolumes |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestInterDatanodeProtocol |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestLazyWriter |
|   | hadoop.hdfs.server.blockmanagement.TestUnderReplicatedBlocks |
|   | hadoop.hdfs.TestReplaceDatanodeOnFailure |
|   | hadoop.hdfs.server.namenode.TestNameNodeMXBean |
|   | hadoop.hdfs.server.namenode.TestNamenodeCapacityReport |
|   | hadoop.hdfs.TestDecommission |
|   | hadoop.hdfs.server.namenode.TestCacheDirectives |
|   | hadoop.hdfs.TestLeaseRecovery2 |
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|| Subsystem || Report/Notes ||
| Patch URL | 
http://issues.apache.org/jira/secure/attachment/12768433/HDFS-9279-v2.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / 5679e46 |
| Findbugs warnings | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13176/artifact/patchprocess/newPatchFindbugsWarningshadoop-hdfs.html
 |
| hadoop-hdfs test log | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13176/artifact/patchprocess/testrun_hadoop-hdfs.txt
 |
| Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13176/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf905.gq1.ygridcore.net 3.13.0-36-lowlatency #63-Ubuntu SMP 
PREEMPT Wed Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/13176/console |


This message was automatically generated.

> 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
>
>
> 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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