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Posted to jira@kafka.apache.org by "Chenxin (Jira)" <ji...@apache.org> on 2020/04/26 08:23:00 UTC

[jira] [Resolved] (KAFKA-9900) Expired Sensor can not be remove，and it fills all the old generation，can't be GC.

     [ https://issues.apache.org/jira/browse/KAFKA-9900?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Chenxin resolved KAFKA-9900.
----------------------------
    Resolution: Won't Fix

不太容易重现

> Expired Sensor can not be remove，and it fills all the old generation，can't be GC.
> ---------------------------------------------------------------------------------
>
>                 Key: KAFKA-9900
>                 URL: https://issues.apache.org/jira/browse/KAFKA-9900
>             Project: Kafka
>          Issue Type: Bug
>          Components: clients
>    Affects Versions: 2.1.0, 2.1.1
>            Reporter: Chenxin
>            Priority: Critical
>         Attachments: Leak1.jpg, leak2.jpg, leak3.jpg
>
>
> I tried kafka-client 2.1.0 and 2.1.1, but it exists both.
> I found that ,lots of Sensor and Metrics in memory.Cause it's too big, it's in old Gen at last,and can not be GC.
> I want to disable the Metrics Collecotor, but I didn't find a way. Is this a problem? Or just my wrong use case?
>  
> I'am a Chinesse, not very good at english.
>  
> Thanks.
>  
> !leak2.jpg|width=612,height=227!
> !Leak1.jpg|width=354,height=286!
>  
> There is another picture by jvisualvm 。
> !leak3.jpg|width=1998,height=85!



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