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https://issues.apache.org/jira/browse/HBASE-14693?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14973726#comment-14973726
]
Hadoop QA commented on HBASE-14693:
-----------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12768606/HBASE-14693.patch
against master branch at commit 8a2cef3315516501627c7a30bdcf989b12a32303.
ATTACHMENT ID: 12768606
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 4 new
or modified tests.
{color:red}-1 javac{color}. The patch appears to cause mvn compile goal to
fail with Hadoop version 2.4.0.
Compilation errors resume:
[ERROR] COMPILATION ERROR :
[ERROR]
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build@2/hbase/hbase-client/src/main/java/org/apache/hadoop/hbase/client/MetricsConnection.java:[174,28]
cannot find symbol
[ERROR] Failed to execute goal
org.apache.maven.plugins:maven-compiler-plugin:3.2:compile (default-compile) on
project hbase-client: Compilation failure
[ERROR]
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build@2/hbase/hbase-client/src/main/java/org/apache/hadoop/hbase/client/MetricsConnection.java:[174,28]
cannot find symbol
[ERROR] symbol: method
putIfAbsent(org.apache.hadoop.hbase.ServerName,java.util.concurrent.ConcurrentHashMap<java.lang.String,org.apache.hadoop.hbase.client.MetricsConnection.RegionStats>)
[ERROR] location: variable serverStats of type
java.util.Map<org.apache.hadoop.hbase.ServerName,java.util.concurrent.ConcurrentHashMap<java.lang.String,org.apache.hadoop.hbase.client.MetricsConnection.RegionStats>>
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e
switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please
read the following articles:
[ERROR] [Help 1]
http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR] mvn <goals> -rf :hbase-client
Console output:
https://builds.apache.org/job/PreCommit-HBASE-Build/16225//console
This message is automatically generated.
> Add client-side metrics for received pushback signals
> -----------------------------------------------------
>
> Key: HBASE-14693
> URL: https://issues.apache.org/jira/browse/HBASE-14693
> Project: HBase
> Issue Type: Improvement
> Reporter: Andrew Purtell
> Attachments: HBASE-14693.patch
>
>
> HBASE-12911 added client side metrics. HBASE-5162 added a mechanism for
> sending advisory backpressure signals to clients when the server is heavily
> loaded, and HBASE-12702 and subtasks backported this to all active branches.
> Add client-side metrics for received pushback signal.
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