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Date:      Fri, 22 Oct 1999 15:05:48 +0000 (GMT)
From:      Didier Derny <didier@omnix.net>
To:        gkaplan <gkaplan@castle.net>
Cc:        Questions <freebsd-questions@FreeBSD.ORG>
Subject:   Re: disk speed
Message-ID:  <Pine.BSF.3.96.991022150423.12226G-100000@omnix.net>
In-Reply-To: <3810675B.AE99F983@castle.net>

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hi,

I the same disk at home, it's a 7200 rpm but is wrongly reported as
3600rpm by disklabel.

I get about 14 mbytes/s with 'iozone 250'


On Fri, 22 Oct 1999, gkaplan wrote:

> The following is from tech support of the supplier of my recently purchased
> disk.
> 
> tech wrote:
> 
> > RPM speeds are normally set by the design engineer and cannot be changed.
> > I am not familiar with the specific drive you mention below, but from the
> > rpms you say are reported, it must be a laptop drive, for which 3600 rpm is
> > not unusual.
> >
> > At 11:47 AM 10/21/99 -0400, you wrote:
> > >I have an IBM-DJNA-371350 for which the disklabel (from FreeBSD) reports
> > >3600 rpm. My question is: Is the rpm a controllable feature of this
> > >drive? If it is where is the control applied?
> > >
> 
>  Does this mean that there is an cosmetic error in the output from 'disklabel'
> ?
> Is there a different list to which to which it would be more appropriate to
> post this message .
> 
> 
> 
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> 



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