Messages in this thread | | | Date | Sat, 20 Mar 1999 19:44:22 +0100 (MET) | From | Gerard Roudier <> | Subject | Re: disk head scheduling |
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On Sat, 20 Mar 1999, Gerard Roudier wrote:
> On 20 Mar 1999, Linus Torvalds wrote: > [ ...] > > Density is important to modern disks, and as long as disks rotate you > > will have a property where the outer tracks have more space. > > Yes, that's the method used to increase capacity. But this increases also > complexity and probably may affect performances due to more complexity in > the firmware. Btw, the Chetaah2 reports a fixed geometry of 6962 tracks of > 214 sectors each, and this perhaps explains the reasons it performs so > well.
Just measured linear speed of the beast.
Start of the medium 18.5 MB/s End of the medium 12.1 MB/s
So, the Cheatah2 has a variable number of tracks per cylinder as all modern disks but report the opposite (Btw, I was using scsi-config to display the disk zones).
Regards, Gérard.
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