awk使用

计算一列的数据和
m.log
20120216144     172.16.251.156  p3.v.iask.com   673747  908     742     1364    69
20120216144     172.16.9.80     p3.v.iask.com   756201  3658    206     987     83
20120216144     172.16.9.81     p3.v.iask.com   649030  4121    157     840     80
20120216144     172.16.9.82     p3.v.iask.com   593770  3685    161     943     77
20120216144     172.16.9.83     p3.v.iask.com   717794  3037    236     1335    83
20120216144     172.16.9.84     p3.v.iask.com   786521  4369    180     1217    88
 
cat m.log | awk '{total=total+$8};END{print total}'   
 
c.log
[20120216143, 172.16.213.200, p3.v.iask.com]    10742|78247229|9281|111273|91|357821|4731|33057|0|0|0|0
[20120216143, 172.16.251.153, p3.v.iask.com]    13880|79679138|9132|564834|291|1098979|4802|160045|0|0|0|0
[20120216143, 172.16.251.154, p3.v.iask.com]    25303|122207910|12473|576882|324|1244894|6846|170494|0|0|0|0
[20120216143, 172.16.251.155, p3.v.iask.com]    13442|96173456|9502|574374|315|1167160|6523|159039|0|0|0|0
[20120216143, 172.16.251.156, p3.v.iask.com]    20799|106217696|8248|555417|294|1115029|4396|160999|0|0|0|0
cat c.log | awk '{print $4}' | awk -F"|" '{total=total+$1}END{print total}'