diff --git a/SENSORS.md b/SENSORS.md
index 206f325..9685753 100644
--- a/SENSORS.md
+++ b/SENSORS.md
@@ -169,6 +169,9 @@ container.<name>.down                           should be up and isn't: Docker c
                                                 restart it — *not* a container someone stopped
 updates.pending|security|reboot_required        every 5 min
 zfs.<pool>.health|healthy|size|used|used_pct|frag   every 1 min
+zfs.write.dirty|limit|delayed                       the RAM write buffer (all pools) and writes the throttle is slowing
+zfs.<pool>.write_bps|logical_bps                    bytes/s synced to disk, and written by programs
+zfs.<pool>.landing.pending_bytes|pending_files|used_pct|in_bps|drain_bps|mover|queue   a landing tier, where one fronts the pool
 smart.<dev>.passed|warnings|power_on|wear       every 10 min, never waking a sleeping disk
 ```