Re: SMP buildworld times / performance tests

[Matthew D. Fuller]

On Thu, Mar 30, 2000 at 04:00:43PM -0800, a little birdie told me
that David O'Brien remarked
> On Thu, Mar 30, 2000 at 05:44:53PM -0600, Matthew D. Fuller wrote:
> > Does softupdates provide faster performance than async/noatime?
> 
> In general it depends.  Softupdates is faster on creating a file and then
> deleteing it before both hit the disk.  Softupdates nulifies out the
> creation.  Async would write the file to disk just to turn around and
> delete it.
> 
> For somethings mounting `async' is faster.

The question at task is, is buildworld one of them?  I don't think that
situation comes up a lot in buildworld, but I'm not exactly an authority
on it...



-- 
Matthew Fuller     (MF4839)     |    [EMAIL PROTECTED]
Unix Systems Administrator      |    [EMAIL PROTECTED]
Specializing in FreeBSD         |    http://www.over-yonder.net/

"The only reason I'm burning my candle at both ends, is because I
      haven't figured out how to light the middle yet"


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