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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4185) Add a metric for number of active leases
Date Fri, 15 May 2015 16:46:01 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4185?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14545767#comment-14545767
] 

Hadoop QA commented on HDFS-4185:
---------------------------------

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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  15m  9s | Pre-patch trunk compilation is healthy. |
| {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 |   7m 40s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |   9m 47s | There were no new javadoc warning messages.
|
| {color:green}+1{color} | release audit |   0m 22s | The applied patch does not increase
the total number of release audit warnings. |
| {color:green}+1{color} | checkstyle |   0m 51s | 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 35s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 33s | The patch built with eclipse:eclipse.
|
| {color:green}+1{color} | findbugs |   3m  4s | The patch does not introduce any new Findbugs
(version 2.0.3) warnings. |
| {color:green}+1{color} | native |   3m 20s | Pre-build of native portion |
| {color:green}+1{color} | hdfs tests | 168m 57s | Tests passed in hadoop-hdfs. |
| | | 211m 21s | |
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12733133/HDFS-4185-006.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / 1ea9014 |
| hadoop-hdfs test log | https://builds.apache.org/job/PreCommit-HDFS-Build/11004/artifact/patchprocess/testrun_hadoop-hdfs.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/11004/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf904.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/11004/console |


This message was automatically generated.

> Add a metric for number of active leases
> ----------------------------------------
>
>                 Key: HDFS-4185
>                 URL: https://issues.apache.org/jira/browse/HDFS-4185
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: namenode
>    Affects Versions: 0.23.4, 2.0.2-alpha
>            Reporter: Kihwal Lee
>            Assignee: Rakesh R
>              Labels: BB2015-05-TBR
>         Attachments: HDFS-4185-001.patch, HDFS-4185-002.patch, HDFS-4185-003.patch, HDFS-4185-004.patch,
HDFS-4185-005.patch, HDFS-4185-006.patch
>
>
> We have seen cases of systematic open file leaks, which could have been detected if we
have a metric that shows number of active leases.



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