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    RAID 1 inconsistency in status

    It took 12 hours for diskutil to say that disk4s2 is online. For this 3TB disk that's 69 MegaBytes/sec, which is a reasonable rate for a copy between these drives. It is now 3 days later. diskutil still says disk4s2 is "Online" and Disk Utility still says it is "Rebuilding: 0.0%". I am...
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    RAID 1 inconsistency in status

    This is macOS Catalina (10.15.7) on a Mac Pro (late 2013). I have had a RAID 1 (mirrored) drive for many years, implemented via Disk Utility and a La Cie Thunderbolt enclosure with two SATA drives (JBOD). One drive died and I replaced it; it took ~12 hours to rebuild the RAID on the new drive...
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