FreeBSD:查看内存
root@riguz:~ # vmstat procs memory page disks faults cpu r b w avm fre flt re pi po fr sr vt0 cd0 in sy cs us sy id 0 0 0 1.1G 127M 28 0 0 0 34 30 0 0 3 116 78 0 0 100
root@riguz:~ # vmstat procs memory page disks faults cpu r b w avm fre flt re pi po fr sr vt0 cd0 in sy cs us sy id 0 0 0 1.1G 127M 28 0 0 0 34 30 0 0 3 116 78 0 0 100