Possible cause: https://bugs.debian.org/cgi- bin/bugreport.cgi?bug=784070#49
"The problem is that with incremental array assembly, when not all devices are present, we need some timer, and have to run the array with whatever number of devices available as we currently have." -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1700921 Title: Boot with degraded RAID5 still fails on Ubuntu 16.04 LTS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mdadm/+bug/1700921/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
