In the last episode (Jan 06), Mike Maltese said:
> > I also had (meaning it is not currently attached) a different SCSI
> > drive attached on the bus, with the same results. Has anyone any
> > tips for this from a FreeBSD point of view?
>
> I wouldn't say that dd is the greatest benchmarking tool. You may
> want to try benchmarks/rawio. Also, try monitoring diffferent types
> of transfers to and from another physical disk with iostat. I'm not
> sure what your speed expectations are, but you're running a 7200 RPM
> Ultra Wide disk on an Ultra Wide host adapter; not exactly the
> fastest SCSI technology.
It should go faster than 5MB/sec, though. Seagate's specs say that
drive should do 14MB/sec max. UW's top speed is 40MB/sec, so there
shouldn't be any bottlenecks.
--
Dan Nelson
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