As i understand it the RAID support and the Device Mapper Support do not work well together. My problems are gone since disabeling CONFIG_BLK_DEV_DM in the kernel config.
What does your /boot/config-xxx say? -- mdadm cannot assemble array as cannot open drive with O_EXCL https://bugs.launchpad.net/bugs/27037 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs