The mailing list for listmasters using Sympa

[Matt Taggart <address@concealed>]

On 12/8/21 1:37 PM, Silvers, Tim wrote:
> We have recently started experiencing issues with Sympa crashing. Logs 
> will indicate memory cannot be allocated. Memory usage on the system 
> during the crashes will often be 85-90% used.
>
> Here is the log line from the latest crash:
>
> Dec  7 17:25:09 list-app sympa_msg[1787]: err main::#243 > 
> Sympa::Spindle::spin#95 > Sympa::Spindle::DoForward::_twist#186 > 
> Sympa::Mailer::store#160 > Sympa::Mailer::_safefork#255 DIED: Exiting 
> because cannot create new process for 
> <address@concealed>: Cannot allocate memory at 
> /usr/share/sympa/lib/Sympa/Mailer.pm line 255.
>
> Line 255 in Mailer.pm is the die statement inside of the ‘safefork’ 
> subroutine [1].
>
> We are running Sympa 6.2.64 on CentOS 7 and we have 8 GB of RAM 
> allocated to the system.

Do you have any graphs of memory usage? Like grafana or munin?
Our sympa install uses quite a bit all the time, plus there are all the 
system caches, etc. I suspect 8gb might be limiting you, but a graph 
would probably show for sure.

Attached an example of ours.

--
Matt Taggart
address@concealed

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