> I've create with the dmsetup. this is what i've from the console. > > echo "0 262132604 multipath 2 round-robin 1 0 /dev/sdc round-robin 1 0 > /dev/sdd round-robin 1 0 /dev/sde round-robin 1 0 /dev/sdf" | dmsetup create > imapstor01 > device-mapper ioctl cmd 9 failed: Invalid argument > Command failed > The fourth param (2) is the number of paths group. In your example you got 4, not 2. Try : echo "0 262132604 multipath 4 round-robin 1 0 /dev/sdc round-robin 1 0 /dev/sdd round-robin 1 0 /dev/sde round-robin 1 0 /dev/sdf" | dmsetup create imapstor01 > errm... i guess you misunderstood the statement above. the statement > Here is an example of a multipath target : > 0 27262976 multipath 2 round-robin 2 0 /dev/sda /dev/sdk round-robin 2 0 > /dev/sdc /dev/sdm > was copied from the website. > So, what does the "multipath -v" command say ?
