[
https://issues.apache.org/jira/browse/YARN-4754?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15175690#comment-15175690
]
Varun Saxena commented on YARN-4754:
------------------------------------
I think this is happening because we are not calling {{ClientResponse#close}}.
This should be a problem in trunk too.
> Too many connection opened to TimelineServer while publishing entities
> ----------------------------------------------------------------------
>
> Key: YARN-4754
> URL: https://issues.apache.org/jira/browse/YARN-4754
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Rohith Sharma K S
> Assignee: Varun Saxena
> Priority: Critical
> Attachments: ConnectionLeak.rar
>
>
> It is observed that there are too many connections are kept opened to
> TimelineServer while publishing entities via SystemMetricsPublisher. This
> cause sometimes resource shortage for other process or RM itself
> {noformat}
> tcp 0 0 10.18.99.110:3999 10.18.214.60:59265
> ESTABLISHED 115302/java
> tcp 0 0 10.18.99.110:25001 :::* LISTEN
> 115302/java
> tcp 0 0 10.18.99.110:25002 :::* LISTEN
> 115302/java
> tcp 0 0 10.18.99.110:25003 :::* LISTEN
> 115302/java
> tcp 0 0 10.18.99.110:25004 :::* LISTEN
> 115302/java
> tcp 0 0 10.18.99.110:25005 :::* LISTEN
> 115302/java
> tcp 1 0 10.18.99.110:48866 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> tcp 1 0 10.18.99.110:48137 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> tcp 1 0 10.18.99.110:47553 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> tcp 1 0 10.18.99.110:48424 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> tcp 1 0 10.18.99.110:48139 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> tcp 1 0 10.18.99.110:48096 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> tcp 1 0 10.18.99.110:47558 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> tcp 1 0 10.18.99.110:49270 10.18.99.110:8188
> CLOSE_WAIT 115302/java
> {noformat}
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
