squid 日志分析脚本详解程序员

awk ' 
{buffer[$(NF-1)]++}  
END { 
for(x in buffer) 
     print buffer[x]"/t"x; 
}' access.log  | awk ' 
/.*HIT.*/  {hitsum+=$1;print $0} 
/.*MISS.*/ {missum+=$1;print $0}  
END { 
print hitsum/(hitsum+missum)*100"%" 
}'