[SR-Users] Kamailio Stop Processing Call

[M Arqum CH]

Hi Henning,

Thanks for reply and information regarding memory.

No error log in log file  regarding anything.

Prometheus scrapper just shows as shared unable to connect with kamailio
socket.

Thanks

Arqum

On Fri, May 21, 2021, 12:42 PM Henning Westerholt <hw at skalatan.de> wrote:

> Hello,
>
>
>
> just a quick note – 264 MB of private memory is a lot, as it is per
> process. Usually, you do not need that much.
>
>
>
> Regarding the error/hang of Kamailio, do you see any errors in the log
> file, e.g., an out of memory error or similar?
>
>
>
> Cheers,
>
>
>
> Henning
>
>
>
> --
>
> Henning Westerholt – https://skalatan.de/blog/
>
> Kamailio services – https://gilawa.com
>
>
>
> *From:* sr-users <sr-users-bounces at lists.kamailio.org> *On Behalf Of *M
> Arqum CH
> *Sent:* Thursday, May 20, 2021 4:38 PM
> *To:* Kamailio (SER) - Users Mailing List <sr-users at lists.kamailio.org>
> *Subject:* [SR-Users] Kamailio Stop Processing Call
>
>
>
> Hello Members,
>
> I have kamailio setup backed with mysql db, using db_cluster module for
> spliting read and write..
>
> Lisiting on three  different virtual ips are bind with same/single  udp
> port*1* for processing  calls.
>
>  One  static IP is bind with  udp port*2*  to for processing/response  to
> option messages send from  keepalived external script  after every few
> seconds and for DMQ messages from other kamailio node.
>
>
>
> General configuation details:
>
> children=16
> fork=yes
>
> listen=udp:VIP:SIP_PORT1
>
> listen=udp:VIP2:SIP_PORT1
> listen=udp:VIP3:SIP_PORT1
>
> listen=udp:StaticIP3:SIP_PORT2
>
> listen=tcp:SIP:RPC_PORT
>
>
>
> SH_MEM=5012
> PRIV_MEM=264
>
>
>
> System Specification : 24 GB RAM, 12 CPUs
>
>
>
> Sometimes kamailio  radomly stop processing the requests or give no
> response on  new requests recevied on virtual ips and as well it did't show
> any error in syslog.
>
>
>
> To monitor the kamailio memory I used promethues (
> https://github.com/florentchauveau/kamailio_exporter)
>
>
>
> The moment kamailio stop processing the requests it also stop responding
> to kamailio exporter and scrap request get timeout.  i.e error log on
> console
>
> debian prometheus-kamailio-exporter[83440]: 2021/05/20 12:15:27 [error]
> cannot read header: read unix @->/tmp/kamailio__ctl: i/o timeout
>
>
>
>
>
> After getting first timeout occurrence of  kamailio-exporter scrap
> request, kamailio processed sip messages for almost 30 seconds then
> completly stop replying to any message.  But it keep replying to option
> message arrive on different port from keepalived script.
>
>
>
> Stats :
>
> Active dialog: 75
>
> Shared memory used: 150 MB
>
>
>
> Kamailio Installed version :
>
> kamailio -v
> version: kamailio 5.4.1 (x86_64/linux) 2ca223
> flags: USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS,
> DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MMAP, PKG_MALLOC, Q_MALLOC,
> F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT,
> USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST,
> HAVE_RESOLV_RES, TLS_PTHREAD_MUTEX_SHARED
> ADAPTIVE_WAIT_LOOPS 1024, MAX_RECV_BUFFER_SIZE 262144, MAX_URI_SIZE 1024,
> BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB
> poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
> id: 2ca223
> compiled on 12:51:24 Sep 21 2020 with gcc 6.3.0
>
>
>
>
>
> Is anyone else face similar issue  or idea why kamailio is showing such
> behaviour.?
>
>
>
> Please guide me on what I should do to find and fix the issue.
>
>
>
> Thanks
>
> --
>
> Regards
>
> M Arqum
>
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