题解 | #netstat练习2#
netstat练习2-查看和3306端口建立的连接
https://www.nowcoder.com/practice/534b95941ffb495b9ba57fbfc3cd723a
#!/bin/bash grep -Eo "\:.+3306.*ESTA" "./nowcoder.txt" | grep -Eo "[0-7]+\..+\..+\.[0-7]+" | awk '{list[$0]++} END{for(i in list){print list[i] " " i;}}' | sort -n -r -k1 愚蠢但易懂