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On Mon, 15 Jan 2001, Herb Peyerl wrote:

>blymn@baesystems.com.au (Brett Lymn)  wrote:
> > Doesn't the mkdir play with ufs metadata which, IIRC, needs to be
> > written _synchronously_ to disk which means that if your disk
> > subsystem is not fast you will lose on synchronous operations whereas
> > normal operations are using the buffer cache which _may_ mask a slow
> > disk subsystem somewhat (that was what it is for ....)
>
>3500 I/O's to do a mkdir?

Dumb question: do flush I/O's caused by a synchronous operation count
toward the I/O's reported by time(1)?

Similarly, what does `time sync' report, perhaps after unpacking a bunch
of files (no mkdirs) from a tar file?
- -- 
				Jim Wise
				jwise@draga.com
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