Re: [resent PATCH] Re: very slow parallel read performance

From: Rik van Riel (riel@conectiva.com.br)
Date: Sat Aug 25 2001 - 22:32:09 EST


On Sun, 26 Aug 2001, Daniel Phillips wrote:

> Reality check time.

> Let's test the idea that readahead is the problem. If it is, then
> disabling readahead should make the lowlevel disk throughput match the
> highlevel throughput.

Reality check time indeed. If you propose that disabling
readahead should improve read performance something fishy
is going on ;)

Rik

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