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From Henry Robinson <he...@apache.org>
Subject Re: How Can I close dead session in Impala 2.3.0
Date Thu, 30 Nov 2017 18:04:22 GMT
You can close sessions from the coordinator's /sessions web page.

Henry

On 29 November 2017 at 01:52, 445484859@qq.com <445484859@qq.com> wrote:

> Hi 董博:
>         you can configure the TCP Keepalive parameters for Linux.
>         Example:
>             net.ipv4.tcp_keepalive_time = 1200
>             net.ipv4.tcp_keepalive_intvl = 30
>             net.ipv4.tcp_keepalive_probes = 3
>         I hope the suggestion helpful.
>
> ------------------------------
> Yunbo Fan
> 445484859@qq.com
>
>
> *发件人:* Dong Bo 董博 <dongbo@fosun.com>
> *发送时间:* 2017-11-29 17:08
> *收件人:* user@impala.apache.org
> *主题:* How Can I close dead session in Impala 2.3.0
>
> Hi guys,
>
>
>
>          Due to some reason , some session on impala hangs but not closed
> , service_thread is full and no more new session can be setup , but the
> client of dead session is no longer exist, just Increase service_thread is
> not a solution cause it just extends a little bit the service time .
>
>          Is there any variable or solution can be set to manage this kind
> of dead sessions ?
>
>          Tried option –idle_session_timeout , but this option only set the
> session expire to TRUE but can’t close it .
>
>
>
>          Impala Version : 2.3.0
>
>
>
> Thanks
>
> Carl
>
>

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