[CentOS] CentOS 4 Software Raid1 questions

Mon May 2 18:25:02 UTC 2005
Lee Parmeter <leejpar at yahoo.com>

--- Aleksandar Milivojevic <amilivojevic at pbl.ca> wrote:
> Lee Parmeter wrote:
> > I did not mark the parition type to FD so apparently
> the
> > kernel or mdadm just executes and looks in the
> ndadm.conf
> > file.
> > 
> > When trying to start the raid manually, I found that
> the
> > raid would fail unless I passed the partion assignments
> on
> > the commandline to mdadm. However, when the DEVICE and
> > ARRAY are defined in the mdadm.conf, the partion info
> was
> > not required, just the device name, "/dev/md0". So, I
> think
> > the raid failed to start at boot due to not enough
> > information being available for it to startup, thus the
> > mdadm.conf file being required. 
> > 
> > Anyway, that's what my experince told me!
> 
> OK, but have you attempted to mark the partition as type
> fd (linux raid 
> autodetect)?

No. Since /dev/md0 is loading OK in fstab, I have not
messed with it further. 

  My guess is, if you did, the kernel would
> bring it up as 
> soon as raid* device drivers are loaded.  The information
> in superblocks 
> at the end of each partition should be more than enough.

I will be creating another raid1 in the next week or two
and will try you suggestion then. 
 
> -- 
> Aleksandar Milivojevic <amilivojevic at pbl.ca>    Pollard
> Banknote Limited
> Systems Administrator                           1499
> Buffalo Place
> Tel: (204) 474-2323 ext 276                     Winnipeg,
> MB  R3T 1L7
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--
Lee Parmeter Emperor, linXos - The Flying Penguin
http://www.linXos.com
Linux Registered User #337161 

'It's free. It works. Duh.'" - Eric Harrison

The United States is NOT a democracy, it was founded as a Republic!

God is not a republican or a democrat nor is His government a democracy! - Lee Parmeter

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