Re: "random" jamin crashes

Dana Simmons <[email protected]> Wed, 30 Apr 2008 12:44:48 -0400
Newsgroups gmane.comp.audio.jamin.devel
Message-ID <[email protected]>
John Rigg wrote:
> On Tue, Apr 29, 2008 at 11:52:52AM +0100, Steve Harris wrote:
>   
>> On 29 Apr 2008, at 00:54, Dana Simmons wrote:
>> ...
>>     
>>> ioctl(3, FIONREAD, [0])                 = 0
>>> gettimeofday({1209400924, 127442}, NULL) = 0
>>> poll([{fd=3, events=POLLIN}], 1, 95)    = ? ERESTART_RESTARTBLOCK  
>>> (To be
>>> restarted)
>>> +++ killed by SIGABRT +++
>>>       
>> If it's harder to make it crash under strace that implies that it's a  
>> timing issue, those can be difficult to debug.
>>
>> At least we know why Jamin is quitting, it's getting a SIGABRT. I  
>> wonder if that's what JACK sends if Jamin has missed a deadline? Can  
>> you try running it with jackd in its soft timeout mode (I don't  
>> remember the flag offhand), and see if it happens then too?
>>
>> If Jamin or libjack was getting a divide by zero error (possible) then  
>> I would expect it to get SIGFPE.
>>     
>
> There would also be a message in /var/log/syslog.
> Is there any message in syslog in this case?
>
> John
>   
Negative, there is no mention of jack, jamin or a SIGFPE in
/var/log/syslog.
On another note, jamin still crashes when jackd is run in soft mode,
though I can't get a trace of it as jamin is still reluctant to crash
when run with strace. I'll keep trying later tonight.

-------------------------------------------------------------------------
This SF.net email is sponsored by the 2008 JavaOne(SM) Conference 
Don't miss this year's exciting event. There's still time to save $100. 
Use priority code J8TL2D2. 
http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone