On Sep 19, 2012, at 12:52 PM, Nix wrote: > So I have this x86-64 server running Linux 3.5.1 with a SATA-on-PCIe > Areca 1210 hardware RAID-5 controller Did you find this? Same controller family. Weird that this just shows up now, but perhaps instead of it being "bad hardware" out the gate, something's happened to it and now it's failing as you suspect. http://www.xtremesystems.org/forums/showthread.php?276187-Raid-Locks-Up Chris Murphy-- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html