[Asterisk-Users] logging performance, important impact?

[Zoa]

If you really need it, save it on a remote server (nfs or so), that 
should minimize the problems

Zoa
---
www.asteriskguru.com


Simone Cittadini wrote:

> Moises Silva ha scritto:
>
>> How important is the impact i could have if I have a single entry log 
>> file in /etc/asterisk/logger.conf wich loggs everything, even debug 
>> level. This is sometimes important to us because it helps us to make 
>> a track of the issues some times we have with the system. I just want 
>> to know if there is a considerable impact in performance because of 
>> the writing of the logs.
>
>
>
> I haven't made benchmarks, but speaking out of my experience and 
> knowing that asterisk debug level is very verbose I think it will have 
> a sensible impact.
> I can remember a very slow samba installation due to the sysadmin 
> forgetting to turn off the debug level of logging, it made the 
> difference between "we can use it" and "we switch back to windows", 
> and I'm talking about a dozen of users, not big numbers.
> Are you sure debug level will help you tracking the issues ? Usually 
> debug level info is for debug like "what is the bottleneck ?", "why my 
> prepaid agi isn't doing the update on hangup ?", nothing you need to 
> keep tracking once you are in production.
>
> <imho>
> Is better to log as few expected stuff as possible and as much 
> unexpected stuff as possible.
> </imho>
>
> Anyway autoanswering your question is pretty simple, put an agi which 
> timestamps the first line of each extension and one for the last one, 
> send a lot of calls in the system with and without debugging and look 
> at the results.
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