Re: [PATCH] updated reiser4 - reduced cpu usage for writes by writing more than 4k at a time (has implications for generic write code and eventually for the IO layer)

Tom Vier
2006-05-24T17:53:17Z

On Tue, May 23, 2006 at 01:14:54PM -0700, Hans Reiser wrote:
> underlying FS can be improved. Performance results show that the new
> code consumes 40% less CPU when doing "dd bs=1MB ....." (your hardware,
> and whether the data is in cache, may vary this result). Note that this
> has only a small effect on elapsed time for most hardware.

Write requests in linux are restricted to one page?

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Tom Vier <tmv@comcast.net>
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