net/asterisk13: memory leak under 12-CURRENT?

[Hans Petter Selasky]

On 09/27/17 09:05, Guido Falsi wrote:
> On 09/26/2017 15:41, O. Hartmann wrote:
>> On Tue, 26 Sep 2017 15:06:23 +0200
>> Guido Falsi <madpilot at FreeBSD.org> wrote:
> 
>> Since I run net/asterisk with automatic module loading (I'm new to asterisk),
>> this is very likely and might cause the problem somehow.
>>
> 
> You can exclude single modules from autoloading via modules.conf.
> 
>>> Not sure, restarting the daemon should free any leaked memory the daemon
>>> has. If a killed process leaves memory locked at the system level there
>>> should be some other cause.
>>
>> Even with no runnidng asterisk, memory level drops after the last shutdown of
>> asterisk and keeps that low. Even for weeks! My router never shows that high
>> memory consumption, even under load.
> 
> But while asterisk is running does the memory usage increase unbounded
> till filling all available memory or does it stabilize at some point?
> 
> Asterisk is relatively memory hungry, especially with all modules
> enabled. It also caches and logs various information in RAM, even doing
> "nothing" it will cache and log that "nothing" activity. If memory does
> stabilize after some point it's not really a leak but it's standard
> memory usage. To reduce it you should disable all unused modules.
> 
>>
>> The question would be: how to use vmstat to give hints for those familiar with
>> memory subsystems to indicate a real bug?
>>
>> I tried to find some advices, but maybe my English isn't good enough to make
>> google help.
> 
> I'm not able to give you a correct indication, but if the memory usage
> is not increasing indefinitely but is stabilizing I'd say it's not
> really a leak.
> 

Did you look at the output from "vmstat -m" and "vmstat -z" ?

--HPS