[SR-Users] xlog issue

[Daniel-Constantin Mierla]

Hello,

try with async syslogging option in rsyslog config: add a - in front of
the file name, like:

local0.*             -/var/log/kamailio/kamailio.log

See if the results are better.

Cheers,
Daniel

On 02.12.18 16:14, Soltanici Ilie wrote:
>
> Hello,
>
> I have a strange situation by using xlog module. I don't know for what
> reason I'm not receiving all logs generated by kamailio.
>
> This is the configuration which I'm using in kamailio.cfg:
>
> log_facility=LOG_LOCAL0
> log_name="kamailio"
> log_prefix="{$rm ($mt) | Seq=$cs | Source IP=$si ($proto) | Call ID=$ci} "
>
> # ----- xlog -----
> modparam("xlog", "buf_size", 8192)
> modparam("xlog", "long_format", 0)
> modparam("xlog", "force_color", 1)
> modparam("xlog", "log_colors", "L_ERR=cr;L_WARN=px,L_INFO=px")
>
> This is rsyslog configuration file:
> local0.*             /var/log/kamailio/kamailio.log
>
> Kamailio is running under kamailio user, permission for the log file
> are as shown below:
> -rwxrwxr-x 1 kamailio kamailio 252885132 Dec  2 14:51
> /var/log/kamailio/kamailio.log
>
> In request_route block this is the first line:
>
> xlog("L_INFO","[START ROUTING]-(Source IP=$si:$sp/Destination
> IP=$Ri:$Rp)\n");
>
> The problem is that not every request is logged in the log-file. For
> example, some "INVITES" requests I can find in the log file, but some
> of them - I cannot, even that in sngrep I see the request and the call
> is successfully processed by kamailio. Also, for some requests i can
> see only partial data, not full call-flow as it supposed to be (for
> ex. i see only BYE requests, or ACK response instead of full call flow).
>
> Does someone have the same issue? If you don't - how are you dealing
> with kamailio log files? I'm thinking to send them to the central ELK
> stack, but if I have such problems by saving them locally - I don't
> see any reason to send them elsewhere.
> I may think that the problem could be in rsyslog itself, but how can I
> troubleshoot that?
>
> The traffic on the server is not very high - 30-50 concurrent calls.
> As a storage i'm using an SSD disk and xfs filesystem. Load on the
> disk - according to iostat/iotop - is minimum. 
>
> OS: CentOS Linux 7 (Core), Kamailio: 5.2.0 (x86_64/linux) 535e13
> Thank You.
>
>
> _______________________________________________
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> sr-users at lists.kamailio.org
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-- 
Daniel-Constantin Mierla -- www.asipto.com
www.twitter.com/miconda -- www.linkedin.com/in/miconda
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Kamailio Advanced Training, Nov 12-14, 2018, in Berlin -- www.asipto.com

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