> > installed the 2.6.12.rc2-odm1 (I turned on the Multi-Device > support/Device > Mapper Support and Multipath I/O Support) > "Multipath I/O" is the MD driver. You need to enable the DM one. > > [root@dhcp76 multipath-tools-0.4.4]# /sbin/dmsetup targets > striped v1.0.2 > linear v1.0.1 > error v1.0.1 > > Is that mean I don't have multipath support compiled in the kernel ? > Yes > Also, I have a generic question regarding to the multipath tool. We ran > some > virtualization softwares, which generate different UUID (SCSI VPD 83) > for the > same LUN go through different path, can the multipath software config > these > two LUNs with difference UUID in a multipath setup ? > You have to forge your own "getuid" program then. Default one is scsi_id. Regards, cvaroqui