On 01/16/2011 05:46 AM, Jesse Molina wrote: > Package: grub > Severity: normal > > > Hi. This might be a wishlist item since I don't know what the > official status is on raid5 support. At the very least this is > an FYI to other users. > > I wanted to test out the worthiness of raid5 support with grub > since I had heard that it had been added awhile back. > > I tested with three 80GB SATA disks on the current netinst testing > installer image as of this date. FYI, grub-installer was run > against /dev/sd[a-c] and /dev/md0, just to be sure. > > raid5 booting works great under normal conditions. > > However, when any one of the three disks is removed, the system > no longer boots. I did test the removal of all three induvidually. > Upon re-insertion of all three disks, the system boots normally. > > Grub loads it's boot loader and then fails with "Error: file not found." > and gives a "grub recovery>" or similar prompt. > > There isn't enough information in this bugreport to see what the problem is. A similar bug was recently fixed upstream. Could you try 1.99~rc1? Also we would need information about your RAID, partition layout and a run of sh -x grub-install > This would render a system unbootable, should any one of the drives fail > and perhaps it was not noticed by the sysadmin or a failure occurs during > normal cold-boot maintenance. > > I don't know what the technical challenges are, but hopefully this can > be fixed some day. Being able to boot from a raid5 mdadm array is > really really cool. > > > -- System Information: > Debian Release: 6.0 > APT prefers testing > APT policy: (500, 'testing') > Architecture: amd64 (x86_64) > > Kernel: Linux 2.6.32-5-amd64 (SMP w/2 CPU cores) > Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > > > > _______________________________________________ > Pkg-grub-devel mailing list > pkg-grub-de...@lists.alioth.debian.org > http://lists.alioth.debian.org/mailman/listinfo/pkg-grub-devel > >
-- Regards Vladimir 'φ-coder/phcoder' Serbinenko
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