Maciej Bogucki wrote: > Yes because CLVM is needed for GFS filesystem, but no if You want to use > it without clustert filesystem. By the way: is it supported to do scsi reservation with cciss driver? Because I have the issue below: [root@devel ~]# sg_persist -d /dev/cciss/c1d0 -o -G -S 7F000001 inquiry: pass through os error: Inappropriate ioctl for device sg_persist: /dev/cciss/c1d0 doesn't respond to a SCSI INQUIRY -- BÉRES László RHCE, RHCX senior IT engineer, trainer -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster