On Wed, 16 Dec 2020 13:57:13 -0700 Paul R. Ganci via CentOS wrote: > My gut suggests that the raid array was never degraded and that my > system (i.e. cat /proc/mdstat) was lying to me. Any Opinions? I wonder if it's a ram failure in either the main computer or the drive controller. An intermittent ram failure (or cold solder joint or something equally hard to track down) could cause all manner of un-repeatable weirdness. -- MELVILLE THEATRE ~ Real D 3D Digital Cinema ~ www.melvilletheatre.com