[OpenSIPS-Users] ERROR:core:proto_udp_send

[Răzvan Crainea]

Hi, Dawid!

I think the error appears when the Networking send buffers are full. If 
your system has enough resources, you can try to increase the memory 
used by the buffers[1].

[1] https://www.cyberciti.biz/faq/linux-tcp-tuning/

Best regards,

Răzvan Crainea
OpenSIPS Solutions
www.opensips-solutions.com

On 07/26/2017 08:21 PM, Dawid Mielnik wrote:
> Hi Liviu,
>
> Exact version info:
>
> version: opensips 2.2.2 (x86_64/linux)
> flags: STATS: On, DISABLE_NAGLE, USE_MCAST, SHM_MMAP, PKG_MALLOC, 
> F_MALLOC, FAST_LOCK-ADAPTIVE_WAIT
> ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, 
> MAX_URI_SIZE 1024, BUF_SIZE 65535
> poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
> git revision: 9eb177d
> main.c compiled on 11:43:55 Nov  3 2016 with gcc 4.4.7
>
> BR,
> Dawid
>
> On Wed, Jul 26, 2017 at 7:09 PM, Liviu Chircu <liviu at opensips.org 
> <mailto:liviu at opensips.org>> wrote:
>
>     Hi Dawid,
>
>     This seems to have been fixed a long time ago [1], so I'm a bit
>     puzzled. Just to be 100% sure, can you try to locate the exact
>     binary path your OpenSIPS service is running on, and figure out
>     the exact version that way? (e.g. output of
>     "/usr/local/sbin/opensips -V")
>
>     [1]: https://github.com/OpenSIPS/opensips/commit/d3aaf44c
>     <https://github.com/OpenSIPS/opensips/commit/d3aaf44c>
>
>     Liviu Chircu
>     OpenSIPS Developer
>     http://www.opensips-solutions.com <http://www.opensips-solutions.com>
>
>     On 26.07.2017 19:11, Dawid Mielnik wrote:
>>     Hi All,
>>
>>     Can you help me understand the cause of these error messages ?
>>
>>     [...]
>>     Jul 26 09:56:00.259767 ERR 32258  ERROR:core:proto_udp_send:
>>     sendto(sock,0x7fb4817b3ba8,563,0,0x7fb484c23f10,16): Resource
>>     temporarily unavailable(11)
>>     Jul 26 09:56:00.259813 ERR 32258  ERROR:core:proto_udp_send:
>>     sendto(sock,0x7fb4817b3ba8,563,0,0x7fb484c23f10,16): Resource
>>     temporarily unavailable(11)
>>     Jul 26 09:56:00.259822 ERR 32258  ERROR:core:proto_udp_send:
>>     sendto(sock,0x7fb4817b3ba8,563,0,0x7fb484c23f10,16): Resource
>>     temporarily unavailable(11)
>>     Jul 26 09:56:00.259831 ERR 32258  ERROR:core:proto_udp_send:
>>     sendto(sock,0x7fb4817b3ba8,563,0,0x7fb484c23f10,16): Resource
>>     temporarily unavailable(11)
>>     Jul 26 09:56:00.259839 ERR 32258  ERROR:core:proto_udp_send:
>>     sendto(sock,0x7fb4817b3ba8,563,0,0x7fb484c23f10,16): Resource
>>     temporarily unavailable(11)
>>     Jul 26 09:56:00.259847 ERR 32258  ERROR:core:proto_udp_send:
>>     sendto(sock,0x7fb4817b3ba8,563,0,0x7fb484c23f10,16): Resource
>>     temporarily unavailable(11)
>>     [...]
>>
>>
>>     Opensips 2.2.2.
>>     I am also using rest_client - for each call, before being
>>     proxied, an http request is made by rest_client. Before and
>>     during this time the http server was overloaded and took quite
>>     long time. I am suspecting that this is linked to it but would
>>     like to understand how exactly.
>>
>>     Thanks,
>>     Dawid
>>
>>
>>
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