Для "каждого процесса", как насчет top
:
PhysMem: 238M wired, 865M active, 549M inactive, 1652M used, 395M free.
VM: 162G vsize, 1039M framework vsize, 124775(0) pageins, 9149(0) pageouts.
PID COMMAND %CPU TIME #TH #WQ #POR #MREG RPRVT RSHRD RSIZE VPRVT VSIZE PGRP PPID STATE UID
7233 top 5.7 00:00.53 1/1 0 24 33 1328K 264K 1904K 17M 2378M 7233 3766 running 0
например:.
rprvt Resident private address space size.
rshrd Resident shared address space size.
rsize Resident memory size.
vsize Total memory size.
vprvt Private address space size.