Update Date/Time: Fri 23 Jul 23:50:01 BST 2021
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$ /bin/echo "OS: $(/bin/cat /etc/redhat-release) Kernel: $(/bin/uname -r)"

OS: CentOS Linux release 7.9.2009 (Core) Kernel: 3.10.0-1160.24.1.el7.x86_64

$ /bin/echo "Uptime: $(/bin/uptime)"

Uptime:  23:50:01 up 63 days,  6:02,  0 users,  load average: 0.00, 0.01, 0.05

$ /bin/dmesg | /bin/grep 'ZFS: Loaded' | /bin/sed 's/^.*ZFS:/ZFS:/'

ZFS: Loaded module v0.8.6-1, ZFS pool version 5000, ZFS filesystem version 5

$ /sbin/zpool status | /bin/sed 's%\(luks-\)[^[:space:]]\+%\100000000-0000-0000-0000-000000000000%g'

  pool: centos_hell01-serv01-core
 state: ONLINE
  scan: scrub repaired 0B in 0 days 00:01:23 with 0 errors on Mon Jul 19 00:01:24 2021
config:

	NAME                                         STATE     READ WRITE CKSUM
	centos_hell01-serv01-core                    ONLINE       0     0     0
	  luks-00000000-0000-0000-0000-000000000000  ONLINE       0     0     0

errors: No known data errors

  pool: centos_hell01-serv01-data
 state: ONLINE
status: One or more devices has experienced an unrecoverable error.  An
	attempt was made to correct the error.  Applications are unaffected.
action: Determine if the device needs to be replaced, and clear the errors
	using 'zpool clear' or replace the device with 'zpool replace'.
   see: http://zfsonlinux.org/msg/ZFS-8000-9P
  scan: scrub repaired 896K in 0 days 12:55:52 with 0 errors on Mon Jul 19 12:55:53 2021
config:

	NAME                                           STATE     READ WRITE CKSUM
	centos_hell01-serv01-data                      ONLINE       0     0     0
	  mirror-0                                     ONLINE       0     0     0
	    luks-00000000-0000-0000-0000-000000000000  ONLINE       0     0     0
	    luks-00000000-0000-0000-0000-000000000000  ONLINE       5     0     3
	  mirror-2                                     ONLINE       0     0     0
	    luks-00000000-0000-0000-0000-000000000000  ONLINE       0     0     0
	    luks-00000000-0000-0000-0000-000000000000  ONLINE       0     0     0
	logs	
	  luks-00000000-0000-0000-0000-000000000000    ONLINE       0     0     0
	cache
	  luks-00000000-0000-0000-0000-000000000000    ONLINE       0     0     0

errors: No known data errors

$ /usr/bin/systemctl status sanoid.service -l

● sanoid.service - Snapshot ZFS Pool
   Loaded: loaded (/etc/systemd/system/sanoid.service; static; vendor preset: disabled)
   Active: inactive (dead) since Fri 2021-07-23 23:50:01 BST; 36ms ago
  Process: 32284 ExecStart=/usr/sbin/sanoid --cron (code=exited, status=0/SUCCESS)
 Main PID: 32284 (code=exited, status=0/SUCCESS)

Jul 23 23:50:01 hell01-serv01 systemd[1]: Starting Snapshot ZFS Pool...
Jul 23 23:50:01 hell01-serv01 systemd[1]: Started Snapshot ZFS Pool.