> I have one more question about RAID1C: > > Does it have any feature for load-balancing of read operations between the > different underlying media?
RAID1C is just modified RAID1, so man softraid -- and read and also read https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_1 > E.g. evenly split between underlying disks but with adjustment for disk's > recent average IO operation time. > > Also what if either of the underlying disks breaks down completely for both if it breaks on write, then it's put off-line.

