[rescue] little low-wattage servers
andrew at jones.ec
Mon Feb 6 14:54:58 CST 2012
On 02/06/2012 03:21 PM, J. Alexander Jacocks wrote:
> In the old days of having to purchase a VxVM (hp-ux/Solaris), or a
> RAID-feature (DIGITAL UNIX/Tru64) license, hardware RAID was often
> cheaper. And, we didn't use to have the glut of unused CPU cycles that
> most modern hardware provide. So, hardware RAID controllers definitely
> made sense.
> That was my whole argument. Is that more clear?
CPU cycles were never *really* the problem, even back when CPU time was
It's cache consistency -- dodging the RAID-5/6 write hole, controlling
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