11:56:37]supergrover:~ % su      
Password: 
# echo ::memstat | mdb -k
Page Summary                Pages                MB  %Tot
------------     ----------------  ----------------  ----
Kernel                      40894               319   21%
Anon                       112907               882   58%
Exec and libs               11822                92    6%
Page cache                  10226                79    5%
Free (cachelist)            12247                95    6%
Free (freelist)              6082                47    3%

Total                      194178              1517
Physical                   191398              1495
#