dovecot/config processes one more time - which are safe to kill?

Arkadiusz Miśkiewicz arekm at maven.pl
Fri Dec 14 11:10:58 EET 2018


On 13/12/2018 17:02, j.emerlik wrote:
> In my Dovecot 2.2.32 I do not have such a problem.


Most likely you don't use

shutdown_clients = no

option.

> 
> czw., 13 gru 2018 o 10:18 Arkadiusz Miśkiewicz <arekm at maven.pl
> <mailto:arekm at maven.pl>> napisał(a):
> 
> 
>     Hello.
> 
>     The problem with dovecot/config processes never ending and spawning new
>     one on each reload
>     (https://www.dovecot.org/list/dovecot/2016-November/106058.html) is
>     becoming a problem here:
> 
>     # ps aux|grep dovecot/config|wc -l
>     206
> 
>     That's a lot of wasted memory - dovecot/config processes ate over 30GB
>     of ram on 64GB box.
> 
>     Before killing dovecot/config processes:
>     # free -m
>                   total        used        free      shared  buff/cache
>     available
>     Mem:          64437       61656         483           0        2297
> 
> 
>     after:
> 
>     # free -m
>                   total        used        free      shared  buff/cache
>     available
>     Mem:          64437       23676       37822           0        2939
> 
> 
>     Currently on dovecot 2.3.3. I guess it's very low priority to handle
>     that, so: how can I figure out which dovecot/config processes are safe
>     to be killed by external script?
> 
>     Does "all beside 2 newest ones" rule look sane?
> 
>     Thanks,
>     -- 
>     Arkadiusz Miśkiewicz, arekm / ( maven.pl <http://maven.pl> |
>     pld-linux.org <http://pld-linux.org> )
> 


-- 
Arkadiusz Miśkiewicz, arekm / ( maven.pl | pld-linux.org )


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