Hi Ian, Thank you for the informative details in your bug report. At this point, I am trying to figure out if your issue still exists.
> quote: "MD_SB_DISKS indicates that each software array is limited to 27 member disks." Have you tried it with a more recent kernel? > mdadm won't allow the v1.2 superblock type with a non-metadata array: Or that, with a more recent version of mdadm? Thank you! Kind regards Felix Lechner