Boot Problem after Playing with Powervault

[Rick Stevens]

On Fri, 2006-09-22 at 12:19 -0700, Rick Stevens wrote:
> On Fri, 2006-09-22 at 10:47 -0700, Bret Stern wrote:
> > So..
> > 
> > Last night I added a recently purchased Dell Powervault 210s to my
> > Dell 2450 running Fedora 5.
> > 
> > As I browsed the uninitialized drives on the PowerVault, I 
> > accidentally/on purpose initialized a disk with a linux boot partition.
> > It's just my tinkering habit.
> > 
> > Now my system boots to grub> (that's it). Certainly I hosed
> > my Grub boot.
> > 
> > Where i'm at..
> > 
> > I found that there were two bootable partitions on the machine.
> > One on sda1, and one on sdb1. I toggled the boot flag on sdb1 (off)
> > because I only run Linux and sda1 is the logical boot.
> > (Is the above correct thinking). I can always restore the flag.
> > 
> > 
> > I have booted my machine using the Fedora cd and typee "linux rescue".
> > 
> > This found my install and I have chosen to "chroot /mnt/sysimage".
> > 
> > I can see all my data.
> > 
> > When I tried "grub-install /dev/sda", I get the following.
> >  "/boot/grub/stage1 not read correctly"
> > 
> > 
> > What's my next step (maybe I should get into landscaping)  ?
> 
> Well, gee. My first guess is that you're using a separate /boot
> partition and it's not mounted, so grub-install can't even find the
> stage 1 boot code.  After the "chmod /mnt/sysimage", try doing a

Grr!  "chroot /mnt/sysimage".  Fingers not working well today!

> 
> 	# mount -a
> 
> That will force all of the other mounts that are normally done in your
> operating environment, including mounting /boot if it _is_ a separate
> partition.
> 
> Once that's done, verify that your /boot/grub/stage1 file is 512 bytes
> in length.  If it is, then try your "grub-install /dev/sda" again and
> see if it goes OK.  If it does, then enter "exit" twice (first to get
> out of the chroot environment, second to exit the rescue boot), pop out
> the CD and see if she'll boot up.
> 
> As for landscaping, I hate raking leaves and mowing lawns (did enough
> of that when I was a teen 40 years ago).  I have a gardener.  :-)
> 
> ----------------------------------------------------------------------
> - Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
> - VitalStream, Inc.                       http://www.vitalstream.com -
> -                                                                    -
> -    If your broker is so damned smart...why is he still working?    -
> ----------------------------------------------------------------------
> 
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- Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
- VitalStream, Inc.                       http://www.vitalstream.com -
-                                                                    -
-      Always remember you're unique, just like everyone else.       -
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