[Gllug] Recommendations for servers
Dagfinn Ilmari Mannsåker
ilmari at ilmari.org
Wed Nov 24 17:34:42 UTC 2010
Iain Gray <iain.dv at gmail.com> writes:
> Hi
>
> I'm in the market for some servers with the below spec - any recommendations?
>
> * small footprint (1U or less)
> * Dual (raid 5) disk (can be sw raid)
RAID5 with just two disks is a bit pointless, it's mostly equivalent to
RAID1. The only reason to do that would be if you want to expand it by
adding more disks without having to take one disk out of the old array,
build the new one degraded, copy over the data (using e.g. pvmove), and
then lastly add the old disk to the new array and let it resynchronise.
--
ilmari
"A disappointingly low fraction of the human race is,
at any given time, on fire." - Stig Sandbeck Mathisen
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