Re: IO scheduler benchmarking

From: Nick Piggin (piggin@cyberone.com.au)
Date: Fri Feb 21 2003 - 06:17:55 EST


Andrea Arcangeli wrote:

>it's like a dma ring buffer size of a soundcard, if you want low latency
>it has to be small, it's as simple as that. It's a tradeoff between
>
Although the dma buffer is strictly FIFO, so the situation isn't
quite so simple for disk IO.

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