Disabling RAID autodetecion at boot time

Jake Nelson jake.nelson at gmail.com
Tue Jan 10 02:24:58 UTC 2006

On 1/8/06, James Lee <james_lee31 at hotmail.com> wrote:
> I'm having a problem which I'm not having much success getting around at
> the
> moment:
> I'm trying to disable autostarting of my software RAID array at startup
> (because this is interfereing with EVMS's management of them).  I've tried
> removing the mdadm and mdadm-raid startup scripts from /etc/init.d/, I've
> added a "raid=noautodetect" boot parameter to the bootloader, and I've
> made
> sure that the partition types on the disks are not set to raid autodetect.
> For good measure, i've also made sure that there's no mention of the array
> in the mdadm.conf file.
> However the array is still being autostarted (not by EVMS) at
> startup.  I've
> tried to get some advice on this on the EVMS mailing lists, and it's been
> suggested that the array may be being started in my initrd (see
> http://marc.theaimsgroup.com/?t=113493016200002&r=1&w=2).
> I'm sort of running out of ideas here... does anyone have any suggestions
> as
> to how to disable autostarting of md devices?  Any help would be much
> appreciated...
> --
> ubuntu-users mailing list
> ubuntu-users at lists.ubuntu.com
> http://lists.ubuntu.com/mailman/listinfo/ubuntu-users

Check your /etc/fstab file I believe and add the option noauto after
defaults for the /dev/md0 device (i think would be your first software raid
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