Rohith Sharma K S created HADOOP-12863:
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Summary: Too many connection opened to TimelineServer while
publishing entities
Key: HADOOP-12863
URL: https://issues.apache.org/jira/browse/HADOOP-12863
Project: Hadoop Common
Issue Type: Bug
Reporter: Rohith Sharma K S
Priority: Critical
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}
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