It's quite a simple patch to fdisk to list "Linux RAID" as a partition
type, anyone thought of doing this... I've done it here for my own use but
I'm not too sure of any other implications.
AJ
On Sat, 8 May 1999, Dietmar Stein wrote:
> Hi Aaron
>
> while running fdisk on /dev/sdX you have to type in t (toggle... id) and
> then you can choose fd (I know it's not listed).
> I was told this works.
>
> Greetings, Dietmar
>
> Aaron Bush wrote:
> >
> > I'm having a problem getting RAID 1 configured and working with a new RedHat
> > 6.0 install, kernel 2.2.5-15. I have created all of my partitions on
> > /dev/sda then
> > installed the OS on /dev/sda[n]. Then I created the same partitions on
> > /dev/sdb using
> > fdisk. Next I configured /etc/raidtab to include
> > ##########
> > raiddev /dev/md0
> > raid-level 1
> > nr-raid-disks 2
> > nr-spare-disks 0
> > chunk-size 4
> > persistent-superblock 1
> > device /dev/sda5
> > raid-disk 0
> > device /dev/sdb5
> > raid-disk 1
> > ##########
> >
> > note: /dev/sda5 is just a big filesystem (6.0GB) to be used for www pages
> > and db's
> >
> > When I do a
> > $ mkraid /dev/md0 I get:
> > /dev/sda5 is mounted
> > mkraid: aborted
> > Then
> > $ umount /dev/sda5
> > $ mkraid /dev/md0 I get:
> > /dev/sda5 appears to contain an ext2 filesystem -- use -f to override
> > mkraid: aborted
> >
> > I went ahead and did a --really-force on /dev/md0 and cat /proc/mdstat
> > showed a mirror being made for /dev/md0. I did a shutdown -r and then on
> > boot the 'Auto Detecting raid...' showed nothing? After the boot finished a
> > cat /proc/mdstat showed nothing about my /dev/md0? In the Software-RAID
> > HOWTO Autodetection section the 3rd rule states the partition types must be
> > set to 0xfd 'fd' by using fdisk, I don't see a type 'fd' when I go into
> > fdisk?
> >
> > I've read the Software-RAID HOWTO over and over again, but I am still lost?
> > Did I start this process all wrong or could it be something simple?
> >
> > Thanks for any help.
> > [EMAIL PROTECTED]
>
> --
> A guess may be one solution but not the only one ;-)
>
> Dietmar Stein, Systemadministrator UNIX/Linux
> [EMAIL PROTECTED], [EMAIL PROTECTED]
>
A.J. ([EMAIL PROTECTED])
Linux - Commoditising Operating Systems since 1991.
