I also noticed that mdadm -E also reported the member device flaged as "write-mostly", even though I have never set this.
It may have been the installer because it was on a usb drive, I tested on a new install but have not seen that. So it may have been set during suspend/resume or have been part of the corruption. -- suspend with root and swap on raid1 failed https://bugs.launchpad.net/bugs/251671 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