Bug#726916: grub-pc: grub is very slow and no welcome to grub is shown

[Anders Lagerås]

Hello.

No I don't remember it taking very long.


Mvh Anders Lagerås


2014-05-01 12:52 GMT+02:00 Agustin Martin <agmartin at debian.org>:

> 2014-04-30 17:45 GMT+02:00 Anders Lagerås <anders.lageras at gmail.com>:
> > On 2014-04-30 14:46, Agustin Martin wrote:
> >> On Tue, Apr 29, 2014 at 11:20:47AM +0200, Agustin Martin wrote:
> >>> On Sun, Oct 20, 2013 at 04:36:56PM +0200, Anders Lagerås wrote:
> >>>> Package: grub-pc
> >>>> Version: 2.00-19
> >>>> Severity: important
> >>>>
> >>>> -----BEGIN PGP SIGNED MESSAGE-----
> >>>> Hash: SHA1
> >>>>
> >>>> Dear Maintainer,
> >>>> Grub is very slow, it takes like 10 minutes of waiting until the
> kernel is being loaded.
> >>>> Before that no welcome to grub is shown and no boot menu, the screen
> is just black.
> >>>
> >>> Hi,
> >>>
> >>> Same thing has started to happen here, with 2.02~beta2-9 installed.
> During
> >>> last week it started to show these symptoms, but with a shorter waiting
> >>> time.
> >>>
> >>> However, today I had to wait for 10 minutes until grub showed the boot
> menu,
> >>> no welcome to grub shown as in original report.
> >>
> >> Hi,
> >>
> >> Seems I got the reason for this problem, at least in my system.
> Apparently a
> >> test in 40grub2 is only valid for LANG={C,en_*} and causes problems for
> other
> >> LANG values. It has already been reported to Ubuntu launchpad, and as
> >> mentioned in that bug report, the same delay happens when running
> >> update-grub, becoming larger with each run.
> >>
> >> https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/1176652
> >> [40grub2 gets confused for menuentry generated in other languages]
> >>
> >> My grub.cfg had become as large as 7441128. Renamed to something else in
> >> case it was needed and reinstalled grub2. Size of new grub.cfg is
> 28139, far
> >> smaller, and problem seems to have disappeared.
> >>
> >> Anders, Is your grub.cfg also oversized?
> >>
> >> Regards,
> >>
> >
> > I don't know. It started to work again after newer version ogf grub was
> > installed and with the current version of grub it works as supposed. At
> > least now grub.cfg is 7312 bytes.
>
> Hi, thanks for the reply.
>
> Just noticed that you already added grub.cfg to your original report.
> It does not look bloated, so may be the reason was different for your
> bug, unless you sent the report from a different box. Also, it does
> not look the worst scenario pointed to in the launchpad report (system
> with one boot partition and a few Linux root partitions, like is at my
> box)
>
> Do you remember similar long delay when running update-grub? It may
> have been run either manually or implicitly during configuration of
> anything calling it (kernels, udev, grub, ....)
>
> Regards,
>
> --
> Agustin
>
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