On Fri, Sep 13, 2019 at 06:50:05PM -0400, fsmithred via Dng wrote:
> On 9/13/19 5:43 PM, golinux@??? wrote:
> > On 2019-09-13 16:24, Hendrik Boom wrote:
> > > Haven't replaced /dev/hdb yet.
> > > Is there some way of getting it ignored in the following scenario?
> > >
> > > I started aptitude.
> > > It told me it hadn't been cleanly shut down last time, and recommended
> > > I do
> > >     dpkg --configure -a
> > > before I do anything else.
> > >
> > > I do that, and the system apparently does some cleanup, generating
> > > initrd images, and then starts to update grub.
> > >
> > > Update-grub stalls on block 51 of device /dev/hdb, trying to do
> > > something with it over and over (as presented on the main system
> > > console, which is *not* the one I'm trying to run aptitude on)
> > >
> > > Now evidently /dev/hdb is not working and will need to be replaced.
> > >
> > > But isn't there some way to tell grub to ignore /dev/hdb?
> > > What is it that controls which drives grub tries to work with.
> > > It must get this from somewhere.  I did not specify or mention /dev/hdb
> > > anywhere in my dpkg --configure -a.  And there are several other drives
> > > I could use to install grub and a boot record.  I can even use the
> > > grub-install command to do so.  So why, oh why, does it pick on
> > > /dev/sdb?
> > >
> > > -- hendrik
> > >
> > >
> >
> > Open the case and unplug it?
> >
> > (golinux ducks and runs)
>
>
> Golinux beat me to it.
>
> update-grub (grub-mkconfig) uses black magic to find all the bootable
> systems within reach.

That's useful information. It does suggest that I have to unplug to
get update-grub to work.

Does that mean if I temporarily have a disk drive plugged in for any
temporary readon, it'll be found and get grub boot records installed on
it?

Sonds ike it.

> I read that somewhere in the comments in one of the
> grub scripts. (Note: It won't find encrypted systems except for the one
> that's running update-grub.)
>
> It... wait... what? hdb? I hope that's a typo.
>
> If the disk is dying, make sure you have everything you want off of it
> before you unplug it.
>
> fsmithred
>
>
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