[linux-audio-user] alsa rme96 jack - 186 msec latency?

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On Fri, Sep 09, 2005 at 01:54:50AM +0200, Michael Rudolf wrote:
> studio-64 wrote:  
> > Lee Revell wrote:
> > > He probably just got the impression that all non-firewire RME stuff
> > > was well supported under Linux.  That's what I thought...
> > HI
> > I too thought this of RME, their website is a bit ambiguous to say the
> > least.
> Well yes, they are not very clear as to the differentiation of their cards, 
> i.e. what card is good for what kind of use. I even got a printed ad here 
> where they're marketing the digi96/8 series as "the all-in-one tool for 
> professional harddisk recording".
> > I can say the cheap(!?) Hammerfall lite I have works on all the Linux
> > system I have used, with very low latencies.
> Still digital I/O only, right?
> > He should contact RME direct and let us know the outcome, they seem to
> > be a Linux friendly company.
> I'm not quite sure what I should expect from them. They won't trade in my 
> card since I bought it used, and I'm not too positive they will supply me 
> with a low latency driver for Linux ;)
> > Lee Revell wrote:
> > > How exactly does the hardware design not play nice with ALSA?  Does it
> > > need variable period sizes to do low latency?  It seems like the ASIO
> > > drivers must be able to do < 3-5 ms on Windows or it would not be
> > > marketable...

I'm able to run the digi96/8 pad at 2 periods of 256 frames at 48kHz. I
think that corresponds to ~10 ms for playback latency and ~5ms for
capture latency. That is, if I'm understanding the jackd manpage
correctly ...



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