Re: Any advice on hard Seagate Ultra-SCSI hard disks?
Peter S Galbraith wrote:
>
> Sorry for this non-Debian related post...
>
> My office Seagate Barracuda ultra-SCSI 4.3GB is full, and I need to get
> another disk. Does anyone know the Seagate Ultra-SCSI Medalist Pro?
>
> I got these prices in Canadian currency (currently about CND$1.50 = US$1) At shopper.com and pricewatch.com they have the 9.1GB 1MB cache U2W 10,000RPM cheetah, fastest disk on the planet, for around $675 US. It will work with a standard UW controller as long as you have a cable with an active terminator. If you don't have such a cable you could probably get the terminator for another $20 or so.
>
> ST34520N MEDALIST PRO 4.55GB SCSI ULTRA, 3.5LP 9.5MS 7200RPM $333
> ST36530N MEDALIST PRO 6.5GB ULTRA SCSI, 3.5LP 11MS 7200RPM *MC=20* $588
> ST39140WC MEDALIST PRO 9.10GB SCSI ULTRA, SCA 9.5MS 7200RPM *MC=20* $782
>
> ST34572N BARRACUDA 4.55GB SCSI ULTRA, 3.5LP 8.8/9.8MS 7200RPM*MSTR CRT=10 $703
> ST34572WC BARRACUDA 4.55GB SCSI ULTRA 4XL, 8.8/9.8MS 7200RPM *MSTR CRT=20* $748
> ST39173N BARRACUDA 9.1GB ULTRA SCSI, 3.5HH 8MS 7200RPM *MC=10* $947
>
> I like the Barracuda, but it's only worthwhile in 9.1GB format right now,
> and you should never buy much bigger than you need for disks (prices drop
> so fast).
>
> They're both 7200 rpm disks, both with 4.17 ms Average Latency. The
> tract-to-track seek is 0.8 ms on the Barracuda and 2.5 ms on the Medalist
> Pro. Perhaps that makes it *feel* faster?
>
> Any owners out there?
>
> BTW, this is what I get on the Barracuda:
>
> # hdparm -tT /dev/sda3
>
> /dev/sda3:
> Timing buffer-cache reads: 64 MB in 1.89 seconds =33.86 MB/sec
> Timing buffered disk reads: 32 MB in 3.53 seconds = 9.07 MB/sec
>
> --
> Peter Galbraith, research scientist <GalbraithP@dfo-mpo.gc.ca>
> Maurice Lamontagne Institute, Department of Fisheries and Oceans Canada
> P.O. Box 1000, Mont-Joli Qc, G5H 3Z4 Canada. 418-775-0852 FAX: 775-0546
> 6623'rd Linux user at the Linux Counter -- http://counter.li.org/
>
> --
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