I have a disk that has not been found by FreeNAS after system boot on the last two occurences. Normally the server runs continously, and it had been running without error since the last boot, to update to FN 11.1-U6. I shut it down to move it a few days ago, and disk /dev/da4 was not found after start up, and that RAIDZ2 pool was degraded. I rebooted the server, and the disk was found. FreeNAS did a very quick resilver, which completed successfully, but reporting 3 checksum errors on...
Disk not found after system boot
Disk not found after system boot