I added a 250G m.2 and rand the scripts.   It looks like ZUDI is still mirror

and we are still using the eMMC.   I guess I have to manually remove the eMMC

partition mmcsd0p3 from the pool.

[admin@eisy /dev]$ zpool status
  pool: zudi
 state: ONLINE
  scan: resilvered 3.43G in 00:00:33 with 0 errors on Tue Feb 27 16:38:12 2024
config:

        NAME          STATE     READ WRITE CKSUM
        zudi          ONLINE       0     0     0
          mirror-0    ONLINE       0     0     0
            mmcsd0p3  ONLINE       0     0     0
            nvd0p2    ONLINE       0     0     0

errors: No known data errors

[admin@eisy /zudi]$ zfs list zudi
NAME   USED  AVAIL     REFER  MOUNTPOINT
zudi  3.27G  45.7G       24K  /zudi

[admin@eisy /zudi]$ gpart show
=>       40  120831920  mmcsd0  GPT  (58G)
         40     132096          - free -  (65M)
     132136  106020864       3  freebsd-zfs  (51G)
  106153000   14678960          - free -  (7.0G)

=>       40  488397088  nvd0  GPT  (233G)
         40     131072     1  efi  (64M)
     131112  461373440     2  freebsd-zfs  (220G)
  461504552    8388608     3  freebsd-swap  (4.0G)
  469893160   18503968        - free -  (8.8G)
 

@Edmund Lam,

sudo efibootmgr -v

This will let you know which disk the OS was booted from.

With kind regards,
Michel