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Re: [K12OSN] Software RAID



Good info.

How does the new WD IDE drive fair against the average SCSI drive--in other
words would these new WD drives realistically cut it in a moderate or
intense (definitive criteria huh?) LTSP environ?

Thanks,

James Jensen
<><><><><><><>
"The only measure of what you
believe is wha you do..."


--- Eric Harrison <eharrison mail mesd k12 or us> wrote:
> On Fri, 6 Dec 2002, James Jensen wrote:
> 
> >I wonder how the new WD HDD's with 8mb cache would fair in a software
> RAID
> >array.  They're pretty speedy drives.  Has anyone tried?
> 
> Last night I checking out how this drive ranks against SCSI drives
> on storagereview.com.
> 
> The WD is the fastest IDE drive, the Maxtor Atlas 10k IV is the fastest
> 10K SCSI drive, and the Seagate Cheetah 15K.3 is the fastest 15K SCSI
> drive.
> 
> WD:	    
> http://www.storagereview.com/articles/200210/20021018WD2000xB_1.html
> Maxtor: 
> http://www.storagereview.com/articles/200211/200211258B146L0_1.html
> Seagate:
> http://www.storagereview.com/articles/200209/20020901ST373453LW_1.html
> 
> For file server I/O performance: (which is probably most important for
> K12LTSP)
> 	
> 	WD:      129 
> 	Maxtor:  271  (2.1x faster than the WD)
> 	Seagate: 345  (2.7x faster than the WD)
> 
> Price-wise:
> 
>     WD:      200G runs about $399  
>     Maxtor:   36G runs about $220  (3x more expensive per meg than the
> WD)
>     Seagate:  36G runs about $360  (5x more expensive per meg than the
> WD)
> 
> 
> -Eric


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