Re: [Testbed-admins] panic: Could not load/verify partition X boot record

[Mike Hibler <mike@flux.utah.edu>]

On Tue, Jun 29, 2010 at 12:29:47PM -0700, Chris Benninger wrote:
> Sorry for the slow response,
> 
> fdisk /dev/da0 does show me a list of partitions and stuff, so it seems to
> work.
> fsck -n /dev/da0s1  however says it cant determine the filesystem type.
> 
> Still no booting.
> 
> Chris
> 

For BSD you have to fsck the BSD partitions within the DOS partition, so:

    fsck -n /dev/da0s1a
    fsck -n /dev/da0s1e
    fsck -n /dev/da0s1f

and do the Linux one too:

    e2fsck -f /dev/da0s2

> On Fri, Jun 25, 2010 at 2:55 PM, Mike Hibler <mike@flux.utah.edu> wrote:
> 
> > If it happens for both part 1 and 2 then it sounds like the MBR partition
> > table is not in synch with where the partitions actually are, or the BIOS
> > read routines are not working correctly.  Boot a node into the admin MFS
> > (on boss: "node_admin on pcXXX") and then use "fdisk" to make sure it can
> > read the MBR and then maybe try "fsck -n /dev/da0s1[aef]" to see if it can
> > find the partitions.
> >
> > On Fri, Jun 25, 2010 at 02:44:06PM -0700, Chris Benninger wrote:
> > > Hi,
> > >
> > > I completed the steps where you setup your *-STD.ndz images (a couple
> > times
> > > over) and none of my nodes will boot either OS from the
> > FBSD62+FC6-STD.ndz
> > > image.
> > >
> > > When i fire up an experiment (or run part:1/part:2 from the tftp prompt)
> > the
> > > node spits out:
> > >
> > > Loading MBR and booting system partition 2
> > > panic: Could not load/verify partition 2 boot record
> > > -- Press a key to reboot --
> > >
> > > Any Ideas? Ive regenerated the images a few times thinking that I missed
> > a
> > > step but I'm confident now that I did it correctly.
> > >
> > > Thanks
> > >
> > >
> > > --
> > > Chris Benninger
> > > University of Victoria, Computer Science
> > > cbenning@cs.uvic.ca
> > > http://syfor.com
> > >
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> 
> -- 
> Chris Benninger
> University of Victoria, Computer Science
> cbenning@cs.uvic.ca
> http://syfor.com
> 
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