[sr-dev] rtpengine crashes

Alex Balashov abalashov at evaristesys.com
Wed Jul 2 19:17:11 CEST 2014


On 07/02/2014 01:15 PM, Richard Fuchs wrote:
> On 07/02/14 13:07, Alex Balashov wrote:
>> Interestingly enough, the polling loop of rtpengine seems to be intact:
>>
>> [root at sd-rtp01 log]# strace -p 30323
>> Process 30323 attached - interrupt to quit
>> restart_syscall(<... resuming interrupted call ...>) = 0
>> nanosleep({0, 100000000}, NULL)         = 0
>> nanosleep({0, 100000000}, NULL)         = 0
>> nanosleep({0, 100000000}, NULL)         = 0
>
> Strace only hooks into the main thread of a process, others don't show
> up. If you use "ps -efL" to show the process list, you get to see all
> threads of a process including their LWP IDs. Use those IDs to see
> what's going on in them with strace (you can specify multiple at the
> same time, strace -p $X -p $Y -p $Z ...)

Ah, I was wondering if 'ps' could show LWPs. Thanks!

> Would you happen to know the git commit ID of your build, so I can
> correlate the line numbers.

Sure, it's master:b0c0e396d62c4a04d1600fc5eb8a3462a0e6cefe.

-- 
Alex Balashov - Principal
Evariste Systems LLC
Tel: +1-678-954-0670
Web: http://www.evaristesys.com/, http://www.alexbalashov.com/

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