RE: RH9 - Can't add second drive - for backup.

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Interesting, do you have raid or lvm enabled?

> -----Original Message-----
> From: redhat-list-admin@xxxxxxxxxx [mailto:redhat-list-admin@xxxxxxxxxx]
> On Behalf Of glenn
> Sent: Friday, December 05, 2003 10:34 AM
> To: Red Hat List
> Subject: Re: RH9 - Can't add second drive - for backup.
> 
> Harry - Thanks for your response.  I tried this and got a new
> message on boot:
> 
> mount: label=/root duplicate - not mounted
> 
> I guess this means I will have to relabel all six of the
> partitions on my second drive?  Sounds like time for a rant (at
> Red Hat, Harry, not at you):
> 
> Why can't RH9 understand the difference between "hda /label"
> and "hdb /label"?  Especially considering that RH7.3 apparently
> has no problem with this.  Even Windows can do this.
> 
> Relabeling hdb partitions will not work in my application, which
> is using the second drive as a backup.  Ideally, I would use dd
> to copy all the partitions from hda to hdb every night.  If hda
> crashes, all I have to do is change the jumpers for master and
> slave, and I'm up and running on hdb.  Been doing this for years
> with RH7.3.
> 
> Now I'm back to square one.  Is there any way to make a backup
> this accessible without adding hardware?   -Glenn.
> 
> Harry sez:
> 
> "The problem is that on each disk you have a partition labeled
> as "/".  The program e2label uses partition lables so that even
> if the device number changes mount is still able to figure out
> which partition is supposed to be "/".
> 
> "The easiest way to do this is to boot the system with the
> install CD choosing "linux rescue" as the boot option. Ensure
> that the rescue program doesn't try to mount your disks.
> 
> "Then run: e2label /dev/hdb1 /YOURNAME HERE
> (or whatever the other drive is)
> 
> "Then boot your system normally, edit /etc/fstab and add and
> entry for the new filesystem.
> 
> "That should be all :-)
> 
> "HTH,
> Harry"
> 
> 
> Quoting glenn <glenn@xxxxxxxxxxxxxx>:
> 
> *> Here's the deal.  I'm trying to add a fully-loaded RH9 IDE hard
> *> drive to a computer that already has one.  Have done this with
> *> RH7.3 no problem.  With RH9, I get this message on boot:
> *>
> *> mount: label=/ duplicate - not mounted
> *>
> *> I'm using lilo boot loader.  The drives are jumpered correctly
> *> for master and slave.  I have tried using one or the other as
> *> master and slave with the same result.  When using either drive
> *> alone, computer boots up fine.
> *>
> *> Any clue to fixing this appreciated.  Thanks.   -Glenn.
> 
> 
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