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https://issues.apache.org/jira/browse/HADOOP-12325?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14710023#comment-14710023
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Hadoop QA commented on HADOOP-12325:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch | 17m 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 3 new or modified test files. |
| {color:green}+1{color} | javac | 7m 58s | There were no new javac warning
messages. |
| {color:green}+1{color} | javadoc | 9m 52s | There were no new javadoc
warning messages. |
| {color:green}+1{color} | release audit | 0m 24s | The applied patch does
not increase the total number of release audit warnings. |
| {color:red}-1{color} | checkstyle | 1m 7s | The applied patch generated 2
new checkstyle issues (total was 511, now 512). |
| {color:green}+1{color} | whitespace | 0m 1s | The patch has no lines that
end in whitespace. |
| {color:green}+1{color} | install | 1m 27s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse | 0m 35s | The patch built with
eclipse:eclipse. |
| {color:green}+1{color} | findbugs | 1m 56s | The patch does not introduce
any new Findbugs (version 3.0.0) warnings. |
| {color:green}+1{color} | common tests | 22m 49s | Tests passed in
hadoop-common. |
| | | 63m 22s | |
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|| Subsystem || Report/Notes ||
| Patch URL |
http://issues.apache.org/jira/secure/attachment/12752053/HADOOP-12325.006.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / b5ce87f |
| checkstyle |
https://builds.apache.org/job/PreCommit-HADOOP-Build/7521/artifact/patchprocess/diffcheckstylehadoop-common.txt
|
| hadoop-common test log |
https://builds.apache.org/job/PreCommit-HADOOP-Build/7521/artifact/patchprocess/testrun_hadoop-common.txt
|
| Test Results |
https://builds.apache.org/job/PreCommit-HADOOP-Build/7521/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf901.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-HADOOP-Build/7521/console |
This message was automatically generated.
> RPC Metrics : Add the ability track and log slow RPCs
> -----------------------------------------------------
>
> Key: HADOOP-12325
> URL: https://issues.apache.org/jira/browse/HADOOP-12325
> Project: Hadoop Common
> Issue Type: Improvement
> Components: ipc, metrics
> Affects Versions: 2.7.1
> Reporter: Anu Engineer
> Assignee: Anu Engineer
> Attachments: Callers of WritableRpcEngine.call.png,
> HADOOP-12325.001.patch, HADOOP-12325.002.patch, HADOOP-12325.003.patch,
> HADOOP-12325.004.patch, HADOOP-12325.005.patch, HADOOP-12325.005.test.patch,
> HADOOP-12325.006.patch
>
>
> This JIRA proposes to add a counter called RpcSlowCalls and also a
> configuration setting that allows users to log really slow RPCs. Slow RPCs
> are RPCs that fall at 99th percentile. This is useful to troubleshoot why
> certain services like name node freezes under heavy load.
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