On Mon, 11 Nov 2013, Andrew Berg wrote: > If you see tons of these errors on a disk, it probably means the disk is > going bad, but a single checksum error could have been anything. I've had three of these in the <1week since I set up the pool, never on the same disk. I know it's not a "real" problem but if I'm clearing errors on a daily basis, even not serious ones, I have a bit of a problem with the filesystem... > I still have no idea what would be causing poor performance, though > unless your disks really do have a lot of bad blocks and/or are failing. not super likely to be a bad disk since, like I said, they've all gone through a very severe badblocks test before I put them in the array, and I'm not seeing anything in syslog. > NewEgg made me pay for the shipping label and wouldn't send me a > replacement until they got the defective one. See, I want to love newegg. I really do. Their system is phenomenal for researching components (very easy to find exactly what you want using their advanced/power search. But Amazon beat them on price almost every time, plus Amazon Prime... --