[OpenSIPS-Devel] FIFO Bug / lb_reload

[Bogdan-Andrei Iancu]

Hi Alec,

Thanks a lot for this valuable info - I found the bug and fixed it. 
Please update from SVN and let me know if ok.

Regards,
Bogdan

Alec Fett wrote:
> I've figured out the problem is not related to the number of calls, but
> actually occurs after using lb_status to change the status of a gateway, and
> then later reloading the list with lb_reload. The following occurred after
> issuing `lb_status 1 0` and then later trying to lb_reload
>
> Thanks!   
>
> root at phonev2:~# opensipsctl fifo ps
> Process::  ID=0 PID=14538 Type=attendant
> Process::  ID=1 PID=14541 Type=SIP receiver udp:XXX.XXX.XXX.XXX:5060 
> Process::  ID=2 PID=14542 Type=SIP receiver udp:XXX.XXX.XXX.XXX:5060 
> Process::  ID=3 PID=14543 Type=time_keeper
> Process::  ID=4 PID=14544 Type=timer
> Process::  ID=5 PID=14545 Type=MI XMLRPC
> Process::  ID=6 PID=14546 Type=MI FIFO
>
> root at phonev2:~# ps auxw | grep opensips
> root     14538  0.0  0.0 101184  5072 ?        S    13:02   0:00
> /usr/local/sbin/opensips -P /var/run/opensips.pid
> root     14541  0.0  0.0 101184  2348 ?        S    13:02   0:00
> /usr/local/sbin/opensips -P /var/run/opensips.pid
> root     14542  0.0  0.0 101184  2312 ?        S    13:02   0:00
> /usr/local/sbin/opensips -P /var/run/opensips.pid
> root     14543  0.0  0.0 101184  1028 ?        S    13:02   0:00
> /usr/local/sbin/opensips -P /var/run/opensips.pid
> root     14544  0.3  0.0 101184  1992 ?        R    13:02   0:34
> /usr/local/sbin/opensips -P /var/run/opensips.pid
> root     14545  0.0  0.0 101184  1464 ?        S    13:02   0:00
> /usr/local/sbin/opensips -P /var/run/opensips.pid
> root     14546  0.2  0.0 101192  1624 ?        R    13:02   0:24
> /usr/local/sbin/opensips -P /var/run/opensips.pid
> root     16480  0.0  0.0  10948  2156 pts/0    S+   15:55   0:00 /bin/bash
> /usr/local/sbin/opensipsctl fifo lb_reload
> root     16499  0.0  0.0  10948  1324 pts/0    S+   15:55   0:00 /bin/bash
> /usr/local/sbin/opensipsctl fifo lb_reload
> root     16553  0.0  0.0   5160   776 pts/1    R+   15:57   0:00 grep
> opensips
>
>
>   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                                                                                                                         
> 14544 root      20   0 98.8m 1992 1200 S   36  0.0   0:38.26 opensips                                                                                                                                                                        
> 14546 root      20   0 98.8m 1624  836 R   20  0.0   0:26.72 opensips         
>
>
> Bogdan-Andrei Iancu wrote:
>   
>> Hi Alec,
>>
>> I'm trying to reproduce the issue (generating traffic with sipp - 20K 
>> calls), but nothing so far...no blocking of the lb_reload.
>>
>> Please try to followings:
>>
>> 1) start opensips
>>
>> 2) do "opensipsctl fifo ps " to get a list with all the processes
>>
>> 3) when blocking, do a "ps -auxw | grep opensips" to see the remaining 
>> processes ; also do a top to see if any opensips proc is using too much
>> CPU.
>>
>> Regards,
>> Bogdan
>>
>> Alec Fett wrote:
>>     
>>> I've confirmed, I can run lb_reload multiple times, right after starting 
>>> openSIPS, it is just after OpenSIPS has been running for a while that it 
>>> hangs.
>>>
>>> -Alec
>>> Alec Fett wrote:
>>>   
>>>       
>>>> lb_reload called from fifo ('opensipsctl fifo lb_reload') hangs if you 
>>>> try running it after OpenSIPS has been running for a while.
>>>>
>>>> opensipsctl fifo lb_reload
>>>> database engine 'MYSQL' loaded
>>>> Control engine 'FIFO' loaded
>>>> entering fifo_cmd lb_reload
>>>>
>>>> All subsequent FIFO commands hang in the same manner..
>>>>
>>>> opensipsctl fifo lb_list
>>>> database engine 'MYSQL' loaded
>>>> Control engine 'FIFO' loaded
>>>> entering fifo_cmd lb_list
>>>>
>>>> I also have high CPU .8 load (with no calls) after a while if I don't 
>>>> restart OpenSIPS... I'm pretty sure this is related, because I haven't 
>>>> seen this before.
>>>>
>>>> Regards,
>>>>
>>>> Alec
>>>>
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>>>>   
>>>>     
>>>>         
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>>>       
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>>     
>
>