[linux-audio-user] Ardour, Jack, and 2.6 kernels + XRuns with the Audiophile 24/96 M-Audio

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On Tue,  1 Jun 2004 01:25 , Malcolm Baldridge <linux-audio@xxxxxxxxx> sent:

>
>> I had these problems as well. There's a long thread a few months back
>> where it was confirmed that I tried *everything*. Eventually I gave up
>> and bought an IDE drive. Hey presto, problems gone. Now the only xruns
>> happen when there's scsi disk activity, according to vmstat.
>
>This is craziness, and turns things completely on their head.  IDE, even
>with bus mastering, requires more I/O and IRQ turnarounds to complete a
>given transaction to a drive. 
>
>I've heard of PCI bus greedy graphics cards (in the pre-AGP era), but
>bus-greedy SCSI controllers take the cake.
>

    No, it's not craziness.  You need to read this:

http://www.staudio.de/kb/english/conflicts/index.html#2940

    and this:

http://www.prorec.com/prorec/articles.nsf/articles/1A37C1C69674D6D786256950005D2C39

    You might be surprised.

Jan






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