1. grep查找,awk分割两次,排序,计数,排序,打印 grep '3306.*ESTABLISHED' nowcoder.txt | awk '{print $5}' | awk -F ':' '{print $1}' | sort | uniq -c | sort -nr | awk '{print $1, $2}' 2. grep查找,awk分割,sed将:3306替换为空,排序,计数,排序,打印 grep '3306.*ESTABLISHED' nowcoder.txt | awk '{print $5}' | sed 's/:3306//g' | sort | uniq -c...