I've split this out from the previous thread because it was getting messy. I'd followed Rich Freeman's advice to specify arrays by UUID in mdadm.conf, and this is what happened:
On Friday 29 May 2015 01:10:52 I wrote: > OK, so this is what I have at present. I haven't booted with it yet to test > it - I'll do that in the morning: > > DEVICE /dev/sd[abcde][123456789] > ARRAY /dev/md1 UUID=ea156c7f:183ca28e:c44c77eb:7ee19756 > ARRAY /dev/md5 UUID=e7640378:966a5b3a:c44c77eb:7ee19756 > ARRAY /dev/md7 UUID=c2d056c4:9118021f:ad73c633:b38fa97c Specifying the UUIDs hasn't helped. I still get failure to start /dev/md7 during boot as often as not. -- Rgds Peter

