题解 | #netstat练习4-输出和3306端口建立连接总的各个状态的数目#

echo "TOTAL_IP `awk '$5~/3306$/{print $5}' nowcoder.txt|awk -F: '{print $1}'|sort -u|wc -l`"
awk '$5~/3306$/{a[$6]++}END{for(k in a) print k,a[k]}' nowcoder.txt
echo "TOTAL_LINK `awk '$5~/3306$/{print $0}' nowcoder.txt|wc -l`"