# 实时统计

 

## 方式一

tail -f access.log | awk -F '[' '{print $2}' | awk 'BEGIN{key="";count=0}{if(key==$1){count++}else{printf("%s\t%d\r\n", key, count);count=1;key=$1}}'

 

## 方式二

tail -f access.log | awk -F '[' '{print $2}' | awk '{print $1}' | uniq -c

 

 

 

# 非实时按秒统计QPS

cat access.log | awk -F '[' '{print $2}' | awk '{print $1}' | sort | uniq -c |sort -k1,1nr