ONTAP 9 Rolling ONTAP upgrade Autosupport mail with subject HA Group Notification (MULTIPLE DISKS MISSING) ERROR sent after upgrade-initiated takeover Maybe: Autosupport mail with subject HA Group Not...ONTAP 9 Rolling ONTAP upgrade Autosupport mail with subject HA Group Notification (MULTIPLE DISKS MISSING) ERROR sent after upgrade-initiated takeover Maybe: Autosupport mail with subject HA Group Notification (SYNCMIRROR PLEX FAILED) ALERT Maybe: Autosupport mail with subject HA Group Notification (Health Monitor process schm: RaidDegradedMirrorAggrAlert[XYZ]) ALERT All missing disks are remote-disks (adapters 0m, 0v) Missing disks are discovered automatically after some seconds/minutes