AIX

hello

with a sar i have this result:

System configuration: lcpu=48 ent=4.00
14:06:37 %usr %sys %wio %idle physc %entc
14:06:39 26 9 3 62 1.63 40.7
14:06:41 26 9 3 63 1.58 39.4
14:06:43 24 7 2 67 1.42 35.5
14:06:45 26 12 3 60 1.77 44.4
14:06:47 25 8 3 64 1.52 37.9
14:06:49 24 9 3 64 1.55 38.7
14:06:51 26 11 2 61 1.73 43.3
14:06:53 26 9 3 63 1.56 39.1
14:06:55 26 11 3 61 1.72 43.1
14:06:57 27 9 3 62 1.61 40.4

Average 26 9 3 62 1.61 40.

but i don't understand the physc and entc colunns.
my system is multiprocessor (48 logical processors)

thank you for your help