[geeks] SATA Cards

Phil Stracchino alaric at metrocast.net
Wed Jul 1 23:20:44 CDT 2009


Sridhar Ayengar wrote:
> Phil Stracchino wrote:
>> At this point, it's "cheapest total cost", even the smallest new drives
>> on the market being an order of magnitude bigger than what the machine
>> needs.  But actually, it turns out my original assumption stands.  Hard
>> disk storage has gotten insanely cheap ... IFF you can use SATA.  If you
>> want a *new* (not reconditioned) SCSI disk, you're pretty much fucked.
>> The entire SCSI disk market, aside from a few major-vendor-branded
>> pre-mounted server disks still priced at several dollars per gigabyte,
>> seems to be people reselling the same stock of multiply reconditioned
>> disks over and over.  It doesn't look like you can even buy SATA-1.5GB
>> disks new any more; everything new is SATA-3.0GB.
> 
> Many of our drives at work these days are now SAS.  2.5" 10K RPM SAS.

*nod*  babylon4 boots off a separate mirrored pair of 2.5" SATA disks.
It's sorta frustrating to know that if I was working right now, I could
fill all twelve array slots in the machine with 500GB disks for a few
hundred dollars, or with 1TB disks for not much more.

I imagine when you're installing a large number of disks, the power
savings of 2.5" disks are probably pretty significant.


-- 
  Phil Stracchino, CDK#2     DoD#299792458     ICBM: 43.5607, -71.355
  alaric at caerllewys.net   alaric at metrocast.net   phil at co.ordinate.org
         Renaissance Man, Unix ronin, Perl hacker, Free Stater
                 It's not the years, it's the mileage.



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