On Fri, 26 Mar 2004, Mauricio wrote: > I have 2 120GB IDE drives in the second IDE controller of a > P4 debian/sarge box that I would like to set up as a raid1 array. > Using info from the following links, Are you aware that using 2 disks on the same controller is generally regarded as a "bad thing"[tm]? I had personally lost access to a 2nd drive when one drive on the same bit of cable failed. Fortunately in my case, I didn't lose data on the good drive, but I wasunable to access it until I powered the PC down and removed the failed drive. Read the paragraph under "Fault Survival" at: http://en.tldp.org/HOWTO/Software-RAID-HOWTO-4.html I'm sure you know this... Just checking.... > <after rebooting...> > laurel:/# mount -o rw /dev/md0 /mnt Looks like you forgot to mkfs the new md0 device.. However, I've never used mdadm, prefering the old /etc/raditab method so don't know if your mdadm command will preserve/extend the reiserfs (although personally I think this is unlikely) Gordon - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html