Messages in this thread | | | Date | Sun, 25 Apr 1999 16:51:10 -0700 | From | Richard Henderson <> | Subject | Re: bad lmbench numbers for mmap |
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On Fri, Apr 16, 1999 at 11:59:47PM -0700, Linus Torvalds wrote: > I know there was a version that didn't any accesses at all. And I > _thought_ the new one did reads, but I was obviously wrong. I can't > imagine why it would ever have been changed - I don't have the old emails > where I discussed the original problem with Larry saved..
IIRC, Larry caught Solaris cheating and not actually mapping the pages at all until the first access.
As for a read tap vs write tap ... I suppose that depends on what he was wanting to measure.
r~
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