[SR-Users] Kamailio Crashes when dispatcher failover is being applied
Daniel-Constantin Mierla
miconda at gmail.com
Thu Jul 21 07:50:57 CEST 2016
Hello,
can you send the backtrace with gdb from the core file? The logs say the
corefile was generated -- it should beeiter in / or in the workind
directory you set for kamailio.
Cheers,
Daniel
On 18/07/16 22:45, TEG AMJG wrote:
> Dear list
>
> Im quite new to Kamailio and i found something while trying to see the
> failover behaviour in Kamailio. I have a kamailio v4.3.5 load
> balancing two Asterisk boxes.
>
> This happens just when i stop one of the asterisk and make a call that
> is being load balanced to the same asterisk box that i stopped before,
> when trying to go to failure_route and dispatch it to the other box
> then Kamailio just crashes. I have debug=4 in the config file and it
> really doesnt say much about the error. This is the relative logging i
> could found:
> /
> Jul 18 16:30:13 kam2 /usr/sbin/kamailio[69548]: INFO: <script>:
> UBICAR: Forwarding non-registrar requests to Asterisk
> Jul 18 16:30:13 kam2 /usr/sbin/kamailio[69548]: INFO: <script>:
> UBICAR: Dispatching to Asterisk Box sip:10.0.1.201:5060
> <http://10.0.1.201:5060>
> Jul 18 16:30:13 kam2 /usr/sbin/kamailio[69550]: INFO: <script>:
> UBICAR: requestm=INVITE reply=<null> SIP packet comes from the
> Asterisk Box duid=PBX2;my=pbx2;maxload=10000
> callid=4d52095c6f2ed1ab2de2d6c70340a126 at 10.0.1.201:5060
> <http://4d52095c6f2ed1ab2de2d6c70340a126@10.0.1.201:5060>
> Jul 18 16:30:13 kam2 /usr/sbin/kamailio[69550]: INFO: <script>:
> UBICAR: requestm=INVITE reply=<null> SIP packet comes from the
> Asterisk Box duid=PBX2;my=pbx2;maxload=10000
> callid=4d52095c6f2ed1ab2de2d6c70340a126 at 10.0.1.201:5060
> <http://4d52095c6f2ed1ab2de2d6c70340a126@10.0.1.201:5060>
> Jul 18 16:30:18 kam2 /usr/sbin/kamailio[69547]: INFO: <script>:
> UBICAR: setting call load requesturi=<null>
> callid=896175650 at 192.168.14.76 <mailto:896175650 at 192.168.14.76>
> Jul 18 16:30:20 kam2 /usr/sbin/kamailio[69550]: INFO: <script>:
> UBICAR: delete call load requesturi=sip:10005 at 10.0.1.201:5060
> <http://sip:10005@10.0.1.201:5060> callid=896175650 at 192.168.14.76
> <mailto:896175650 at 192.168.14.76>
> Jul 18 16:30:38 kam2 /usr/sbin/kamailio[69548]: INFO: <script>:
> UBICAR: Forwarding non-registrar requests to Asterisk
> Jul 18 16:30:38 kam2 /usr/sbin/kamailio[69548]: INFO: <script>:
> UBICAR: Dispatching to Asterisk Box sip:10.0.1.201:5060
> <http://10.0.1.201:5060>
> Jul 18 16:30:42 kam2 /usr/sbin/kamailio[69559]: ALERT: <script>:
> UBICAR: Asterisk sip:10.0.1.201:5060 <http://10.0.1.201:5060> failed
> to answer, selecting other one!
> Jul 18 16:30:42 kam2 /usr/sbin/kamailio[69559]: INFO: <script>:
> UBICAR: Dispatching to Asterisk Box sip:10.0.1.200:5060
> <http://10.0.1.200:5060>
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69546]: ALERT: <core>
> [main.c:728]: handle_sigs(): child process 69559 exited by a signal 11
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69546]: ALERT: <core>
> [main.c:731]: handle_sigs(): core was generated
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69546]: INFO: <core>
> [main.c:743]: handle_sigs(): terminating due to SIGCHLD
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69563]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69562]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69561]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69558]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69557]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69556]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69555]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69554]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69553]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69552]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69551]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69548]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69547]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69549]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69550]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69560]: INFO: <core>
> [main.c:798]: sig_usr(): signal 15 received
> Jul 18 16:30:43 kam2 /usr/sbin/kamailio[69546]: INFO: <core>
> [sctp_core.c:53]: sctp_core_destroy(): SCTP API not initialized
>
> /
> My configuration when applying load balancing and failover is detailed
> here:
>
> /# Send to Asterisk
> route[TOASTERISK] {
> #!ifdef WITH_LOADBALANCE
> xlog("L_INFO","UBICAR: Forwarding non-registrar requests to
> Asterisk \n");
> if(!ds_select_dst("0", "10")) {
> sl_send_reply("500", "Service Unavailable");
> xlog("L_ERROR","UBICAR: No destinations available for
> $rd \n");
> exit;
> }
> xlog("L_INFO","UBICAR: Dispatching to Asterisk Box $du\n");
> t_set_fr(0,4000);
> t_on_failure("MANAGE_FAILURE");
> route(RELAY);
> exit;
> #!endif
> /
> /# manage failure routing cases
> failure_route[MANAGE_FAILURE] {
> #xlog("L_ALERT","UBICAR: failure requestm=$rm requesturi=$ru
> callid=$ci\n");
> if (t_is_canceled()) {
> exit;
> }
>
> #!ifdef WITH_LOADBALANCE
> xlog("L_ALERT","UBICAR: Asterisk $du failed to answer,
> selecting other one!");
> # next DST - only for 500 reply or local timeout (set by
> t_set_fr())
> if (t_check_status("500") || t_branch_timeout() ||
> !t_branch_replied())
> {
> #we mark the destination Inactive and Probing
> ds_mark_dst("ip");
> #select the new destination
> if(ds_next_dst())
> {
> t_set_fr(0,4000);
> t_on_failure("MANAGE_FAILURE");
> xlog("L_INFO","UBICAR: Dispatching to Asterisk
> Box $du\n");
> route(RELAY);
> exit;
> }else{
> #last available node failed to reply, no other
> destinations available
> send_reply("404", "No destination");
> exit;
> }
> #!endif
> }
> }
> /
>
> It may be a bug in that Kamailio version because i used Kamailio v4.2
> before and i didnt have that inconvenient, still i had to upgrade to
> v4.3 because i needed the default_socket modparam that wasnt
> implemented in Kamailio v4.2
>
> Any hint about this issue would be appreciate it
>
> Best Regards
>
> Alejandro
>
>
>
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--
Daniel-Constantin Mierla
http://www.asipto.com - http://www.kamailio.org
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
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