More specifically, it fails to detect the vendor correctly, and uses the most basic internal defaults: ... ===== path sdz ===== bus = 0 dev_t = 65:144 size = 280278656 path checker = readsector0 (internal default) # # all paths : # #:#:#:# sdaa 65:160 [] #:#:#:# sdab 65:176 [] #:#:#:# sdac 65:192 [] #:#:#:# sdad 65:208 [] #:#:#:# sdae 65:224 [] #:#:#:# sdaf 65:240 [] #:#:#:# sdag 66:0 [] #:#:#:# sdah 66:16 [] #:#:#:# sdai 66:32 [] #:#:#:# sdaj 66:48 [] ... params = 0 0 4 2 round-robin 0 1 1 65:240 1000 round-robin 0 1 1 66:224 1000 round-robin 0 1 1 8:16 1000 round-robin 0 1 1 65 :0 1000 status = 1 0 0 4 2 E 0 1 0 65:240 F 1 A 0 1 0 66:224 A 0 E 0 1 0 8:16 F 1 E 0 1 0 65:0 A 0 3600601607cf30e00174589a37a31d911 [size=127 GB][features="0"][hwhandler="0"] \_ round-robin 0 [enabled] \_ #:#:#:# sdaf 65:240 [failed] \_ round-robin 0 [active][best] \_ #:#:#:# sdau 66:224 [active] \_ round-robin 0 [enabled] \_ #:#:#:# sdb 8:16 [failed] \_ round-robin 0 [enabled] \_ #:#:#:# sdq 65:0 [active] ... Just what the heck is going on there? ;-) I don't get any more output than that, sorry. Sincerely, Lars Marowsky-Brée <lmb@xxxxxxx> -- High Availability & Clustering SUSE Labs, Research and Development SUSE LINUX Products GmbH - A Novell Business -- Charles Darwin "Ignorance more frequently begets confidence than does knowledge"