[asterisk-users] long return times from System() calls with 1.6.2.6?

[David Backeberg]

On Thu, Apr 8, 2010 at 5:01 PM, Kevin P. Fleming <kpfleming at digium.com> wrote:
> David Backeberg wrote:
>
>>> I'm doing really, really innocent things, like:
>>>
>>> exten => s,n,System(test -e ${MESSAGE_PATH}${EXTEN})
>>
>> So I did some more testing. Same dialplan, reverted to
>> asterisk-1.6.0.13, and the contexts that do these test -e calls runs
>> lightning fast. It's like maybe there's something going on where it
>> needs to run sudo or something?
>
> There was a big change in the way the ast_safe_system() API call (used
> by the System() dialplan application) works between 1.6.0 and 1.6.2;
> it's possible you are seeing a side effect of this change. If you'd like
> to experiment, open up main/app.c (in 1.6.2), search for the
> ast_close_fds_above_n() function, and in the for() loop that runs from
> 'n+1' to 'rl.rlim_cur', change 'rl.rlim_cur' to '4096'. If that changes
> the behavior, we've found the culprit, and you can open an issue on
> issues.asterisk.org so this can be investigated.

Very insightful.

This totally fixed the problem.

Opening an issue on bugtracker now.