zdb(8) on FreeBSD
The text e59c85dd999b, as FreeBSD 13.1-RELEASE shipped it.
display ZFS storage pool debugging and consistency information
Flags it lists
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-A -
-AA -
-AAA -
-C -
-D -
-DD -
-DDD -
-DDDD -
-DDDDD -
-E -
-F -
-G -
-L -
-M -
-MM -
-MMM -
-P -
-S -
-U -
-V -
-X -
-Y -
-b -
-c -
-d -
-h -
-i -
-k -
-l -
-ll -
-lll -
-m -
-mm -
-mmm -
-mmmm -
-s -
-t -
-u -
-v -
-x -
-y