[squeak-dev] SoundPlayer VM Crash

Levente Uzonyi leves at elte.hu
Thu Feb 18 15:55:35 UTC 2010


On Thu, 18 Feb 2010, Martin wrote:

> Yes, it's forked.

You shouldn't. There should only be one sound player process at a time. If 
you call this method concurrently, there's a slight chance that two or 
more processes will exists at the same time which will lead to a crash.
Why are you forking this process?


Levente

>
> Martin
>
> On Thu, 18 Feb 2010 12:35:03 -0300, Levente Uzonyi <leves at elte.hu> wrote:
>
>> On Thu, 18 Feb 2010, Martin wrote:
>> 
>>> ups! sorry, here they are...
>> 
>> Are you forking the process which sends 
>> #startPlayerProcessBufferSize:rate:stereo:sound: to SoundPlayer?
>> 
>> 
>> Levente
>> 
>>> 
>>> On Thu, 18 Feb 2010 12:12:44 -0300, Levente Uzonyi <leves at elte.hu> wrote:
>>> 
>>>> On Thu, 18 Feb 2010, Martin wrote:
>>>> 
>>>>> Hi All,
>>>>> We are experiencing a VM Crash in our production system. It happens 
>>>>> after between 3-5hs since is running. It seems to be related to the 
>>>>> SoundPlayer but it's used extensively through the system and we cannot 
>>>>> track what happens. I attached the crash dump files where we found the 
>>>>> errors. It seems to be related to the SoundPlayer 
>>>>> class>startPlayerProcessBufferSize:rate:stereo:sound: method, have 
>>>>> somebody experienced something similar?
>>>> It seems like you forgot to attach the files.
>>>>  Levente
>>>> 
>>>>> Thanks in advance,
>>>>> Martin
>>>>> 
>>>> 
>>> 
>>> 
>>> -- Using Opera's revolutionary e-mail client: http://www.opera.com/mail/
>> 
>
>
> -- 
> Using Opera's revolutionary e-mail client: http://www.opera.com/mail/
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