CASE 7: Three hard disks /dev/sda1 primary for 10GB Ext4 mounted on /boot /dev/sdb1 primary for 10GB volume for RAID /dev/sdc1 primary 10GB volume for RAID /dev/md0 for all space (20GB) Ext4 mounted on / error: unknown filesystem. Entering rescue mode... grub rescue> _
CASE 8: Three hard disks /dev/sda1 primary for 10GB Ext4 mounted on / /dev/sdb1 primary for 10GB volume for RAID /dev/sdc1 primary 10GB volume for RAID /dev/md0 for all space (20GB) Ext4 mounted on /home Succeeds: boots operating system. El 23/11/17 a les 18:30, Narcis Garcia ha escrit: > Hello, > > I've tried many combinations of a fresh Debian 8 installation on a > computer with «Intel Pentium MMX» at 200MHz processor. > > Debian CD boots and DebianInstaller performs all processes without any > problem, including the GRUB bootloader install (all cases at /dev/sda) > > GRUB only boots installed system when there is only a sigle partition > for everything. GRUB fails to read on boot any filesystem if there are > two partitions. > > CASE 1: Single drive > /dev/sda1 primary for all space (32GiB) Ext4 mounted on / > Succeeds: boots operating system. > > CASE 2: Single drive > /dev/sda1 primary for 1GB Ext4 mounted on /boot > /dev/sda2 primary for 10GB Ext4 mounted on / > error: unknown filesystem. > Entering rescue mode... > grub rescue> ls > (hd0) (hd0,msdos1) (hd0,msdos2) (fd0) > grub rescue> ls (hd0,msdos1)/ > (hd0,msdos1): Filesystem is unknown. > > CASE 3: Three hard disks > /dev/sda1 primary for 10GB Ext4 mounted on / > /dev/sdb blank > /dev/sdc blank > Succeeds: boots operating system. > > CASE 4: Three hard disks > /dev/sda1 primary for 1GB Ext4 mounted on /boot > /dev/sda2 primary for 10GB Ext4 mounted on / > /dev/sdb blank > /dev/sdc blank > error: unknown filesystem. > Entering rescue mode... > grub rescue> ls > (hd0) (hd0,msdos1) (hd0,msdos2) (hd1) (hd2) (fd0) > grub rescue> ls (hd0,msdos1)/ > (hd0,msdos1): Filesystem is unknown. > > CASE 5: Three hard disks > /dev/sda1 primary for all space (32GiB) volume for RAID > /dev/sdb1 primary for all space (32GiB) volume for RAID > /dev/sdc1 primary for all space (32GiB) volume for RAID > /dev/md0 for all space (100GB) Ext4 mounted on / > error: disk `mduuid/a867853f5e9773488fa4911285e2db93´ not found. > Entering rescue mode... > grub rescue> ls > (hd0) (hd0,msdos1) (hd1) (hd1,msdos1) (hd2) (hd2,msdos1) (fd0) > grub rescue> ls (hd0,msdos1)/ > (hd0,msdos1): Filesystem is unknown. > > CASE 6: Three hard disks > /dev/sda1 primary for 1GiB Ext 4 mounted on /boot > /dev/sda2 primary for 31GiB volume for RAID > /dev/sdb1 primary for 1GiB unused > /dev/sdb2 primary for 31GiB volume for RAID > /dev/sdc1 primary for 1GiB unused > /dev/sdc2 primary for 31GiB volume for RAID > /dev/md0 for all RAID space (~100GB) Ext4 mounted on / > error: unknown filesystem. > error: disk `mduuid/a867853f5e9773488fa4911285e2db93´ not found. > Entering rescue mode... > grub rescue> ls > (hd0) (hd0,msdos1) (hd0,msdos2) (hd1) (hd1,msdos1) (hd1,msdos2) (hd2) > (hd2,msdos1) (hd2,msdos2) (fd0) > grub rescue> ls (hd0,msdos1)/ > (hd0,msdos1): Filesystem is unknown. > > OTHER CASES: > - Tried with Ext3 filesystem with same results. > - Tried a Live-boot to chroot and perform "update-grub" + "grub-install > /dev/sda". Commands succeeded with no errors. > - Filesystem & contents are consistent in all cases. > > > _______________________________________________ > Help-grub mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/help-grub > _______________________________________________ Help-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-grub
