vm.vmtotal:
System wide totals computed every five seconds: (values in kilobytes)
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Processes:              (RUNQ: 1 Disk Wait: 0 Page Wait: 0 Sleep: 44)
Virtual Memory:         (Total: 2877K, Active 596432K)
Real Memory:            (Total: 841416K Active 116284K)
Shared Virtual Memory:  (Total: 23168K Active: 15696K)
Shared Real Memory:     (Total: 16676K Active: 11160K)
Free Memory Pages:      178620K