[LAU] RME HDSP Multiface Windows vs Linux & Jack

[plutek-infinity]

>Date: Tue, 22 Jul 2008 10:19:15 +0200
>From: =?ISO-8859-1?Q?Svend-Erik_Kj=E6r_Madsen?= <sv-e at sv-e.dk>
>Hi
>I've newly installed a desktop system with dual boot 
>windows/ubuntuStudio and discovered something exiting.
>
>If I play around with ZynAddSubFX in Windows, I can adjust the card to 
>64 frames 96000KHz and play with 1,5 ms latency without any kind of 
>sound glitch or interrupts at all.
>
>If I try the same with UbuntuStudio and jack I get a lot of X-runs as I 
>play, in a serious situation it's no good, especially as I'm beginning 
>to use effects in and out of my Multiface in real time for example guitar.
>
>Now that I discovered that my card is fully capable of playing with 
>extreme low latency I'm not quite satisfied with running 20ms or more in 
>UbuntuStudio or any other Linux DAW.
>
>Is there anything I can do to tune my jack installation to obtain lower 
>latency and more stability with my card, so far I haven't had any luck 
>tweaking the jack settings.

i've used the multiface at 96kHZ a lot (but not at 96000kHz -- hehe!) with no trouble. there are a lot of reports of xrun issues with the current version of ubuntustudio, so you may wish to try SUSE/Jacklab, 64studio, or Planet-CCRMA.

cheers!

-- 
.pltk.