thank you Henning
"A PKG setting of 4-8 MB and a shared pool of 512MB should be really enough"
"Normally you're more concerned about private (per process) memory,"
where do I set them?
thank you
fborot
> From: henning.westerh...@1und1.de
> To: sr-users@lists.sip-router.org
> Subject: Re: [SR-Users] memory requirements for a registrar server
> Date: Wed, 13 Jul 2011 13:00:47 +0200
> CC: fbo...@hotmail.com
>
> On Tuesday 12 July 2011, Fabian Borot wrote:
> > We are going to use kamailio 3.1.4 for a registrar server and need to know
> > if the default parameters [shared memory and the like] is fine or if we
> > need to plan in advance and increase it at compile time. If so, how should
> > we proceed about it?
>
> Hi Fabian,
>
> the exact configuration depends on the load of your scenario, exact traffic
> patterns etc.. A PKG setting of 4-8 MB and a shared pool of 512MB should be
> really enough, if you don't have too extreme load.
>
> > For subscribers and location type of information, which memory type should
> > we be more concerned about? private memory, shared memory, memory per
> > process etc because it looks like some modules use shared memory others
> > private memory etc.
>
> Normally you're more concerned about private (per process) memory, as this
> used to be a compile time definition and its generally smaller. In upcoming
> 3.2 it will be possible to change it with a commandline parameter.
>
> > Also , I see that the command "kamctl fifo get_statistics all" gives info
> > about memory used etc. How should we interpret the output like this:
>
> The output is about the shared memory pool memory manager.
>
> > shmem:fragments = 24
>
> memory fragments
>
> > shmem:free_size = 9665456
>
> free size
>
> > shmem:max_used_size = 23915072
>
> probably maximum used size since start
>
> > shmem:real_used_size = 23888976
>
> total size plus overhead from malloc
>
> > shmem:total_size = 33554432
>
> total size of memory pool, e.g. value from command line
>
> > shmem:used_size = 23648072
>
> allocated size
>
> > is this fifo function exported by a specific module?
>
> Its exported from the kamailio core.
>
> Best regards,
>
> Henning
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