[root@sylixos:/root]# free
heap show >>

     HEAP         TOTAL      USED     MAX USED  SEGMENT USED
-------------- ---------- ---------- ---------- ------- ----
kersys           172022KB    44303KB    45297KB    2639  25%

vmm physical zone show >>

ZONE PHYSICAL   SIZE   PAGESIZE    PGD   FREEPAGE  DMA  USED
---- -------- -------- -------- -------- -------- ----- ----
   0 0c333000  4000000     1000 03bd6000    15046 true    8%
   1 10333000 6fcab000     1000 03bd6000   457899 false   0%

ALL-Physical memory size:  2045MB
VMM-Physical memory size:  1852MB
VMM-Physical memory free:  1847MB
[root@sylixos:/root]#