Ubuntu 10.04 RAID/grub blues continue: I returned back to my server and decided to upgrade to the new kernel, from ...-23 to ...-24, now:
r...@thor:~# uname -a Linux thor 2.6.32-24-generic #39-Ubuntu SMP Wed Jul 28 05:14:15 UTC 2010 x86_64 GNU/Linux The opposite scenario (see the description above) happened: my system now boots from /dev/sdd (not from /dev/sda as previously in ...-23) ### BEGIN /etc/grub.d/10_linux ### menuentry 'Ubuntu, with Linux 2.6.32-24-generic' --class ubuntu --class gnu-linux --class gnu --class os { recordfail insmod ext2 set root='(hd3,2)' search --no-floppy --fs-uuid --set e29745e3-11df-4986-87a0-c018462ec99d linux /boot/vmlinuz-2.6.32-24-generic root=UUID=e29745e3-11df-4986-87a0-c018462ec99d ro quiet splash initrd /boot/initrd.img-2.6.32-24-generic r...@thor:~# df Filesystem 1K-blocks Used Available Use% Mounted on /dev/sdd2 31720384 8341092 21767980 28% / none 8228800 388 8228412 1% /dev none 8233444 820 8232624 1% /dev/shm none 8233444 344 8233100 1% /var/run none 8233444 0 8233444 0% /var/lock none 8233444 0 8233444 0% /lib/init/rw /dev/sdd1 31215552 11340452 18263836 39% /CentOS_5.5 /dev/sdd4 57743556 10632936 44130064 20% /home /dev/sdb1, /dev/sdc1, /dev/sdd1, which were (see above) in ...-23 my raid devices are not any more: r...@thor:~# !520 mdadm --misc --examine /dev/sda1 mdadm: No md superblock detected on /dev/sda1. r...@thor:~# mdadm --misc --examine /dev/sdb1 mdadm: No md superblock detected on /dev/sdb1. r...@thor:~# mdadm --misc --examine /dev/sdc1 mdadm: No md superblock detected on /dev/sdc1. r...@thor:~# mdadm --misc --examine /dev/sdd1 mdadm: No md superblock detected on /dev/sdd1. r...@thor:~# mdadm --misc --examine /dev/sdc mdadm: No md superblock detected on /dev/sdc. Like I said, in 10.04 RAID arrays survive from one kernel update to the other, which seems a severe problem. Could please anyone knowledgeable triage this bug to a proper place so as an appropriate action can be taken? Thanks! -- GRUB writes to wrong MBR and destroys RAID setup https://bugs.launchpad.net/bugs/601305 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs