Did you remember to patch the kernel with the new software raid code? The kernel RedHat distributes with RH6.1 is already patched. If you pull down standard 2.2.14 kernel source from kernel.org or a mirror, the patch is missing. <tomas/> [EMAIL PROTECTED] wrote: > > Hi, > I'm running RH6.1 and have a raid-1 system of 3 disks (2 mirror, 1 spare), and I'm >using raid autodetect (which works fine with RH and 2.2.12 kernel). > > After upgrading to kernel 2.2.14 it doesn't work anymore, I've put the right module >in initrd and it does load the module, but when it wants to mount /dev/md0 it says" >invalid argument. > > Does anyone know why? > > Thanks in anvance, > Jeroen.