查看文本中字符串重新的次数并排序输出n个

cat user_access_20160519.txt | awk '{print $3'} | sort -nr | uniq -c | sort -k1 -nr | head -20

输出网络层 rec-q 堵包的队列
netstat -nat | grep 8601 | awk '{if ($2 > 0) print $2}'| sort -nr

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转载自cooker.iteye.com/blog/2299550