[PD] Only one instance of Pd can produce sound in Ubuntu

Ricardo Lameiro ricardolameiro at gmail.com
Wed Jun 30 23:38:46 CEST 2010

Because Pd needs exclusive access the audio card. Jack abstract that
creating various streams of audio data and then routing it to the playback

2010/6/30 Matteo Sisti Sette <matteosistisette at gmail.com>

> On 06/30/2010 08:41 PM, Pedro Lopes wrote:
>> I strongly advise using "Jack" as the audio engine in Ubuntu.
> Ohhh! Thanks.
> I thought Jack was ("only") a sort of "virtual audio cable" for connecting
> the output of an app to the input of another. I guess it is _also_ that.
> Anyway, just out of curiosity, why cannot two pd's using oss or alsa both
> work simultaneously while other apps apparently can?
> Thanks
> m.
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