Simon Wagner wrote: > Hello dear GRUB2 developers, > > I am a user of Ubuntu 9.10, which uses GRUB2 1.97. Unfortunately GRUB > needs a rather long time loading the modules. For 2 minutes or so it > just displays "GRUB loading..." until the boot menu is shown and I can > start Ubuntu. > > The bug has already been reported at Launchpad: > https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/420933 > > I tried to find out what causes the problem. I have the following disk > layout: > > A "Windows HD" with the following partitions > /dev/sda1 > /dev/sda2 > /dev/sda3 > /dev/sda4 > /dev/sda5 > > A "Ubuntu HD": > /dev/sdb2 (Extended Partition) > /dev/sdb5 (swap) > /dev/sdb6 (small partition, holds some misc data) > /dev/sdb7 (Ubuntu 9.10) > /dev/sdb8 (Backup) > > So when I add > set debug="disk" > at grub.cfg I can see grub accessing the disk. It cycles through all > the partitions, then reads data from sdb7, cycles again through the > partitions, reads again from sdb7, and so on... > > I can't really tell whats causing this, I used the Ubuntu 9.04 package > of grub2 before and that had not this problem. The package dates back > to to the grub2 version from the 24th July of 2008. > > Maybe it is possible to do some caching in GRUB2? So for example, if > search -u someuuid > is done, the result is saved, and if we do that again, we can lookup > in the cache which drive has that uuid? The same for the FS type. If > we once did detect ext2 on hd1,7 we should cache that, so we don't > need to detect that again. > > I will try to add more grub_dprintf calls, so that I can better see > what is going on. > > Sincerly > Simon W. > We're aware of this problem and have patch which I'll merge as soon as I'm back home > > > _______________________________________________ > Grub-devel mailing list > Grub-devel@gnu.org > http://lists.gnu.org/mailman/listinfo/grub-devel >
-- Regards Vladimir 'phcoder' Serbinenko Personal git repository: http://repo.or.cz/w/grub2/phcoder.git _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org http://lists.gnu.org/mailman/listinfo/grub-devel
