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https://issues.apache.org/jira/browse/KAFKA-3317?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15604883#comment-15604883
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fengkaibin commented on KAFKA-3317:
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I met this problem too，and my kafka version is 0.8.2.2. is this a bug?
> too many open files between kafka borkers or may between borker and clients
> ----------------------------------------------------------------------------
>
> Key: KAFKA-3317
> URL: https://issues.apache.org/jira/browse/KAFKA-3317
> Project: Kafka
> Issue Type: Bug
> Affects Versions: 0.9.0.0, 0.9.0.1
> Environment: CentOS release 6.5 (Final)
> kafka_2.11-0.9.0.1
> Reporter: david
>
> there is much open files in my java app client which write msg to kafka
> broker, i used
> {quote}
> <dependency>
> <groupId>org.apache.kafka</groupId>
> <artifactId>kafka-clients</artifactId>
> <version>0.9.0.1</version>
> </dependency>
> {quote}
> new api to write msg. when i use
> {quote}
> lsof -p 8780 | wc -l
> 19184
> lsof -p 8780 | grep XmlIpcRegSvc | wc -l
> 4920
> lsof -p 8780 | grep pipe | wc -l
> 9576
> lsof -p 8780 | grep eventpoll | wc -l
> 4792
> {quote}
> where 8780 is my java app pid.
> {quote}
> java 37121 app *796u IPv6 960673997 0t0 TCP
> mad183:50213->mad180:XmlIpcRegSvc (ESTABLISHED)
> {quote}
> there are many ESTABLISHED XmlIpcRegSvc , and seems not closed.
> and It likes use ipv6 .
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