Print namespace statistics.
http://<host>:8000/proc/admin/ | root://<host>//proc/admin/
?mgm.cmd=ns
&mgm.subcmd=stat
&eos.ruid=0
&eos.rgid=0
&mgm.format=json
&mgm.option=[anr]m
ns stat [-a] [-m] [-n] : print namespace statistics
-a - break down by uid/gid
-m - print in <key>=<val> monitoring format
-n - print numerical uid/gids
--reset - reset namespace counter (option r)