\u4e0d\u77e5\u9053\u5927\u5bb6\u81ea\u63a5\u89e6 Linux \u4ee5\u6765\uff0c\u90fd\u4f7f\u7528\u8fc7\u54ea\u4e9b\u547d\u4ee4\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u547d\u4ee4\u662f\u4ec0\u4e48?<\/p>\n

\u6211\u6700\u5e38\u7528\u7684\u547d\u4ee4\u4e4b\u4e00\u662f sudo \uff0c\u56e0\u4e3a\u6211\u6bcf\u5929\u90fd\u5728\u4f7f\u7528\u5b83\u5728 Linux \u4e0a\u5b89\u88c5\u3001\u66f4\u65b0\u3001\u5220\u9664\u8f6f\u4ef6\u5305\u4ee5\u53ca\u5176\u5b83\u5404\u79cd\u9700\u8981\u8d85\u7ea7\u7528\u6237\u6743\u9650\u7684\u64cd\u4f5c\u3002<\/p>\n

\u90a3\u4e48\u4f60\u77e5\u9053\u4f60\u81ea\u5df1\u6700\u7ecf\u5e38\u4f7f\u7528\u7684\u662f\u54ea\u51e0\u4e2a\u547d\u4ee4\u5462?\u4eca\u5929\u6211\u4eec\u5c31\u6765\u67e5\u770b\u4e00\u4e0b\u81ea\u5df1\u5728\u4f7f\u7528 Linux \u8fc7\u7a0b\u4e2d\u6700\u7ecf\u5e38\u7528\u7684\u547d\u4ee4\u5427\u3002<\/p>\n

\u5728 Linux \u4e0a\u67e5\u770b\u4f60\u81ea\u5df1\u6700\u7ecf\u5e38\u4f7f\u7528\u7684\u547d\u4ee4<\/strong><\/div>\n
\u5728 Linux \u4e2d\uff0c\u5386\u53f2\u6587\u4ef6 ~\/.bash_history \u4f1a\u8bb0\u5f55\u4f60\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u8fc7\u7684\u6240\u6709\u547d\u4ee4\uff0c\u6240\u4ee5\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u6587\u4ef6\u6765\u5bfb\u627e\u4f60\u6700\u7ecf\u5e38\u4f7f\u7528\u7684\u547d\u4ee4\u3002<\/p>\n
\u5177\u4f53\u505a\u6cd5\u5982\u4e0b\uff1a<\/p>\n
$ history | awk '{print $2}' | sort | uniq -c | sort -nr | head -5 <\/pre>\n
\u4e0a\u9762\u8fd9\u6761\u547d\u4ee4\u7684\u7ed3\u679c\u5c06\u663e\u793a\u7528\u6237\u5728 Linux \u4e0a\u6700\u7ecf\u5e38\u4f7f\u7528\u7684 5 \u4e2a\u547d\u4ee4\u3002<\/p>\n
\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n
153 sudo118 ls33 cd30 ssh29 git <\/pre>\n
\u8fd9\u4e2a\u7ed3\u679c\u975e\u5e38\u6e05\u723d\u76f4\u89c2!<\/p>\n
\u90a3\u4e48\uff0c\u4e0a\u9762\u8fd9\u6761\u547d\u4ee4\u5404\u4e2a\u90e8\u5206\u4f60\u90fd\u77e5\u9053\u5b83\u7684\u5177\u4f53\u4f5c\u7528\u5417?\u73b0\u5728\uff0c\u6211\u4eec\u6765\u8be6\u7ec6\u8bb2\u89e3\u3002<\/p>\n
\u9996\u5148\u6211\u4eec\u6765\u770b\u4e0b history \u547d\u4ee4\u7684\u8f93\u51fa\u7ed3\u679c\uff1a<\/p>\n
alvin@alvin-pc:~$ history 743 sudo apt-get update 744 sudo apt-get upgrade 745 ls 747 ls 748 git status <\/pre>\n
\u8fd9\u662f\u5728 Ubuntu \u4e0a\u770b\u5230\u7684\u7ed3\u679c\uff0c\u5982\u679c\u5728\u5176\u5b83\u5e73\u53f0\uff0c\u6bd4\u5982 CentOS\uff0c\u770b\u5230\u7684\u7ed3\u679c\u4f1a\u662f\u53e6\u5916\u4e00\u79cd\u60c5\u51b5\uff0c\u5bf9\u5e94\u7684\u547d\u4ee4\u4e5f\u9700\u8981\u5c0f\u5c0f\u6539\u52a8\u4e00\u4e0b\u3002<\/p>\n
awk '{print $2}' \u4ece\u5386\u53f2\u6587\u4ef6\u4e2d\u6253\u5370\u7b2c2\u5217\u5b57\u7b26\u4e32\uff0c\u4e0d\u663e\u793a\u547d\u4ee4\u9009\u9879\u548c\u53c2\u6570<\/li>\n
sort \u6309\u5b57\u6bcd\u987a\u5e8f\u6392\u5217\u6240\u6709\u884c<\/li>\n
uniq -c \u5220\u9664\u91cd\u590d\u884c\u5e76\u5bf9\u5b83\u4eec\u8fdb\u884c\u8ba1\u6570\u7edf\u8ba1<\/li>\n
sort -nr \u6839\u636e uniq \u547d\u4ee4\u8fd4\u56de\u7684\u7edf\u8ba1\u6570\u53cd\u5411\u6392\u5e8f<\/li>\n
\u5c0f\u63d0\u793a\uff1a\u4f60\u53ef\u4ee5\u4f7f\u7528 ExplainShell \u6765\u67e5\u627e\u547d\u4ee4\u4e2d\u6bcf\u4e2a\u9009\u9879\u7684\u529f\u80fd\u4ecb\u7ecd\u3002<\/li>\n
\u4ece\u7ed3\u679c\u4e2d\u53ef\u4ee5\u770b\u5230\u7684\uff0csudo \u662f\u5f53\u524d\u7528\u6237\u6700\u7ecf\u5e38\u4f7f\u7528\u7684\u547d\u4ee4\uff0c\u4f7f\u7528\u4e86 153 \u6b21\u3002<\/p>\n
\u7ed3\u679c\u7684\u663e\u793a\u662f\u964d\u5e8f\u7684\uff0c\u82e5\u4f60\u8981\u8ba9\u5b83\u5347\u5e8f\u663e\u793a\uff0c\u90a3\u4e48\u9700\u8981\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
$ history | awk {'print $2'} | sort | uniq -c | sort -n | tail -n5 <\/pre>\n
\u4f60\u53ef\u4ee5\u5bf9\u6bd4\u4e0a\u4e00\u6761\u547d\u4ee4\u67e5\u770b\u5b83\u4eec\u7684\u5dee\u5f02\u3002<\/p>\n
\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n
29 git \r\n30 ssh \r\n33 cd \r\n118 ls \r\n153 sudo <\/pre>\n
\u5982\u679c\u4e0d\u60f3\u9650\u5236\u7ed3\u679c\u6570\u91cf\uff0c\u53ea\u9700\u5220\u9664\u4e0a\u8ff0\u547d\u4ee4\u7684\u6700\u540e\u4e00\u90e8\u5206\u5373\u53ef\u3002<\/p>\n
$ history | awk '{print $2}' | sort | uniq -c | sort -nr<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u4e0d\u77e5\u9053\u5927\u5bb6\u81ea\u63a5\u89e6 Linux \u4ee5\u6765\uff0c\u90fd\u4f7f\u7528\u8fc7\u54ea\u4e9b\u547d\u4ee4\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u547d\u4ee4\u662f\u4ec0\u4e48? \u6211\u6700\u5e38\u7528\u7684\u547d\u4ee4\u4e4b\u4e00\u662f sudo […]<\/p>\n","protected":false},"author":1920,"featured_media":171823,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-174415","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/174415","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/1920"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=174415"}],"version-history":[{"count":4,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/174415\/revisions"}],"predecessor-version":[{"id":174440,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/174415\/revisions\/174440"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/171823"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=174415"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=174415"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=174415"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}