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Posted to dev@mina.apache.org by "Goldstein Lyor (JIRA)" <ji...@apache.org> on 2019/03/27 13:47:00 UTC

[jira] [Closed] (SSHD-810) mina sshd 1.6.0, using as sftp server, run for about one month, found that there is too many ConcurrentHaspMap objects in Nio2Acceptor.

     [ https://issues.apache.org/jira/browse/SSHD-810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Goldstein Lyor closed SSHD-810.
-------------------------------
    Resolution: Won't Fix

> mina sshd 1.6.0, using as sftp server, run for about one month, found that there is too many ConcurrentHaspMap  objects in Nio2Acceptor.
> ----------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: SSHD-810
>                 URL: https://issues.apache.org/jira/browse/SSHD-810
>             Project: MINA SSHD
>          Issue Type: Bug
>    Affects Versions: 1.6.0
>            Reporter: young_shaw
>            Priority: Blocker
>              Labels: memleak, sshd
>         Attachments: memleak2.png
>
>   Original Estimate: 168h
>  Remaining Estimate: 168h
>
> For example, the instance of "org.apache.sshd.common.io.nio2.Nio2Acceptor" which adress is "0x732137c40" occupies 2,224,510,720 (71.65%) bytes.Its memory is mainly accumulated by the instance of "java.util.concurrent.ConcurrentHashMap$Node[]" "0x744a55fb8" loaded by the class "bootstrap class loader".
> I am wondering where can I close and destory the Nio2Session. Please help me, thank you.
> !memleak2.png!



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