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https://issues.apache.org/jira/browse/AMBARI-16821?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15308324#comment-15308324
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Hadoop QA commented on AMBARI-16821:
------------------------------------
{color:green}+1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12807178/AMBARI-16821_4-trunk.patch
against trunk revision .
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 2 new
or modified test files.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 release audit{color}. The applied patch does not increase
the total number of release audit warnings.
{color:green}+1 core tests{color}. The patch passed unit tests in
ambari-metrics/ambari-metrics-common ambari-metrics/ambari-metrics-hadoop-sink
ambari-server.
Test results:
https://builds.apache.org/job/Ambari-trunk-test-patch/7080//testReport/
Console output:
https://builds.apache.org/job/Ambari-trunk-test-patch/7080//console
This message is automatically generated.
> Improve TimelineMetricsCache eviction/flush logic using a cache library
> -----------------------------------------------------------------------
>
> Key: AMBARI-16821
> URL: https://issues.apache.org/jira/browse/AMBARI-16821
> Project: Ambari
> Issue Type: Bug
> Components: ambari-metrics
> Affects Versions: 2.2.2
> Reporter: Dmytro Sen
> Assignee: Dmytro Sen
> Fix For: 2.4.0
>
> Attachments: AMBARI-16821_1.patch, AMBARI-16821_2.patch,
> AMBARI-16821_3-trunk.patch, AMBARI-16821_4-trunk.patch, BUG-55307.patch
>
>
> The TimelineMetricsCache implementation in the metrics sink side is currently
> a ConcurrentSkipListMap. It is better to use pre built cache libraries like
> Guava that offer more support.
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