#!/bin/bash
tail -50000 /var/log/nginx/cc.log | awk '{a[$1"<="$3]++}END{for(i in a)printf "%04d,%s\n",a[i],i}' | sort -r | head -20
#awk '{a[$1"<="$3]++}END{for(i in a)printf "%04d,%s\n",a[i],i}' /var/log/nginx/cc.log | sort -r | head -20