Ok, I see, these are utilities installed on each machine which needs a fail over mechanism. Although, there is mention of kernels so am nervous about having to start messing with kernels with custom needs for GFS and this. Have not read it all yet but I'm assuming it allows one to add storage devices later, etc. Mike > use the device-mapper-multipath package You would do it beore you create > your lvm volumes. Depending on the equipment it can be as easy as just > removing the blacklist in the /etc/multipath.conf, but sometimes it > might take contacting your vendor (like i had to w/ emc) to find the > best setup to run the multipath cleanly. > > -greg -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster