Johnny Hughes writes: > ajulvestad wrote: >> Ok, this is the case: >> >> I've got two raid-5 arrays with software raid, both with three disks. >> Setup: >> md0 has hdb2, hdd1 and sda1 >> md1 has hdb5, hdd3 and sda3 >> Tonight, the system lost power due to a power spike. The result was a >> reboot where it attempted to fix the raid, but it didn't exactly work. I >> have now booted a live CD and using utilities there. >> It seems the checksum value is slightly off for all disks. And the >> update time is the same for some disks, but not all. >> When I try mdadm --assemble /dev/md1 (or md0) with various options like >> force, scan, auto, etc - I get error messages like only 1 drive found, >> not enough.. no disks found and no mention of md0/1 found in config file. >> What should I do? Which partitions (two in each array) do I pick as >> "these two are the one I should rebuild with"? And how do I actually >> FORCE mdadm to start an array with those two set devices? >> See files in http://gandalf.n4f.no/~aj/md/ for output from mdadm. >> Assistance deeply appreciated... > > http://tldp.org/HOWTO/Software-RAID-HOWTO-8.html Thank you for the URL, but I have already seen the howto. Running mdadm --assemble --force only provides the message that there is only one disk available. So what I'm looking for is a way to tell mdadm exactly what devices to use for the array.