Messages in this thread | | | Subject | Re: [PATCH]sched: Isochronous class v2 for unprivileged soft rt scheduling | From | "Jack O'Quin" <> | Date | Thu, 20 Jan 2005 18:30:31 -0600 |
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Peter Chubb <peterc@gelato.unsw.edu.au> writes:
>>>>>> "Jack" == Jack O'Quin <joq@io.com> writes: > > Jack> Looks like we need to do another study to determine which > Jack> filesystem works best for multi-track audio recording and > Jack> playback. XFS looks promising, but only if they get the latency > Jack> right. Any experience with that? > > The nice thing about audio/video and XFS is that if you know ahead of > time the max size of a file (and you usually do -- because you know > ahead of time how long a take is going to be) you can precreadte the > file as a contiguous chunk, then just fill it in, for minimum disc > latency.
I am not talking about disk latency. The problem Con uncovered in ReiserFS was CPU hogging. Every 20 seconds there was a 6msec latency glitch in system response. -- joq - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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