shell编程题（三十三）

Posted 2021-03-11 王清河

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题目:

　　获得访问前10位的ip地址

答案：　　

awk ‘{print $1}‘ access.log | sort | uniq -c | sort

access.log

172.16.8.11 - - [19/Sep/2018:12:35:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7613
172.16.8.1 - - [19/Sep/2018:12:43:08 +0800] "GET /images/loading.gif HTTP/1.1" 200 404
172.16.8.1 - - [19/Sep/2018:12:43:08 +0800] "POST /init HTTP/1.1" 200 207
172.16.8.1 - - [19/Sep/2018:12:43:12 +0800] "POST /init HTTP/1.1" 200 207
172.16.8.1 - - [19/Sep/2018:12:43:16 +0800] "GET / HTTP/1.1" 200 7612
172.16.8.1 - - [19/Sep/2018:12:43:16 +0800] "GET /css/default-init.css?1537325099834 HTTP/1.1" 304 -
172.16.8.1 - - [19/Sep/2018:12:43:16 +0800] "GET /js/lib/jquery/jquery.min.js HTTP/1.1" 304 -
172.16.8.1 - - [19/Sep/2018:12:43:16 +0800] "GET /images/logo.png HTTP/1.1" 304 -
172.16.8.11 - - [19/Sep/2018:12:45:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:12:55:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:13:05:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:13:15:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7613
172.16.8.11 - - [19/Sep/2018:13:25:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7613
172.16.8.11 - - [19/Sep/2018:13:35:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7613
172.16.8.11 - - [19/Sep/2018:13:45:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7613
172.16.8.11 - - [19/Sep/2018:13:55:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:14:05:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:14:15:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:14:25:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:14:35:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7612
172.16.8.11 - - [19/Sep/2018:14:45:21 +0800] "GET /console/stat/onlineVisitorRefresh HTTP/1.1" 200 7613

uniq 命令只能合并相邻相同选项的行，所以前面需要用一个sort排序把相同或者相似的项排在一起。

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