for swap ... i personally don't see any reason to mirror
swap partitions ...
- once the system dies, ( power off ), all temp
data is useless unless one continues from a coredump ( from the same state as when it went down initially )
I beg to differ on this one. Having spend several weeks tracking down random processes dying on a machine that turned out to be a bad sector in the swap partition, I have had great results by running swap on a RAID-1. If you develop a bad sector in a non-mirrored swap, bad things happen indeterminately and can be a royal PITA to chase down. It's just a little extra piece of mind.
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