Troy Dawson wrote:
> Ken Teh wrote:
>> I just installed a 4.5 machine and it hangs when booting at "grub
>> loading stage 2".  Here's the strange part.  It hangs only when a SCSI
>> disk (LVD/SE) disk is attached.  SCSI card is an Adaptec 29160.  When
>> the  disk is removed, it rips right through the boot.  The disk is fine
>> because I use the 4.5 install disk in rescue mode and I can see the
>> disk, mount it, and all its data is there.  I tried with another disk
>> and I have the exact same result.  I'm baffled!!
>>
>> Ken
> 
> The odd's are that it's because the disks are getting re-ordered when 
> you plug in and unplug the scsi disks.
> 
> Without any disks there, grub is saying "here is my disk on (hd0,0) and 
> away I go"  And since hd0,0 is the right disk, away it goes.
> 
> With the other disks there grub is saying "Well, I have two disks, 
> (hd0,0) and (hd1,0).  I'm told I need to boot off (hd0,0) and away I 
> go"  But, in reality, your main system disk is what grub thinks is 
> (hd1,0) and so it's booting off the wrong disk.

Ken, you can test this by getting to the grub command  line and typing 
stuff like
help
root (hd0,0)
root (hd1,0)
find

etc etc


-- 

Cheers
John

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