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https://issues.apache.org/jira/browse/HBASE-11499?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14057962#comment-14057962
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Hadoop QA commented on HBASE-11499:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest 
attachment 
  http://issues.apache.org/jira/secure/attachment/12655074/HBASE-11499.patch.txt
  against trunk revision .
  ATTACHMENT ID: 12655074

    {color:green}+1 @author{color}.  The patch does not contain any @author 
tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include 
any new or modified tests.
                        Please justify why no new tests are needed for this 
patch.
                        Also please list what manual steps were performed to 
verify this patch.

    {color:red}-1 patch{color}.  The patch command could not apply the patch.

Console output: 
https://builds.apache.org/job/PreCommit-HBASE-Build/10023//console

This message is automatically generated.

> AsyncProcess.buildDetailedErrorMessage concatenates strings using + in a loop
> -----------------------------------------------------------------------------
>
>                 Key: HBASE-11499
>                 URL: https://issues.apache.org/jira/browse/HBASE-11499
>             Project: HBase
>          Issue Type: Bug
>          Components: Client
>            Reporter: Mike Drob
>            Priority: Trivial
>              Labels: findbugs
>         Attachments: HBASE-11499.patch.txt
>
>
> The method is building a string using lots of concatenation, including in a 
> loop, which will be {{O(n^2)}} because a new array will be allocated each 
> time. Would be more efficient to use a StringBuilder for this.



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