{"id":144388,"date":"2022-04-01T02:18:15","date_gmt":"2022-03-31T18:18:15","guid":{"rendered":"http:\/\/www.idc.net\/help\/144388\/"},"modified":"2022-04-01T02:18:15","modified_gmt":"2022-03-31T18:18:15","slug":"linux%e5%91%bd%e4%bb%a4%ef%bc%9a%e4%bd%bf%e7%94%a8grep%e7%bb%9f%e8%ae%a1%e5%85%b3%e9%94%ae%e8%af%8d%e5%87%ba%e7%8e%b0%e6%ac%a1%e6%95%b0-linux-grep-%e7%bb%9f%e8%ae%a1%e5%87%ba%e7%8e%b0%e6%ac%a1","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/144388\/","title":{"rendered":"Linux\u547d\u4ee4\uff1a\u4f7f\u7528grep\u7edf\u8ba1\u5173\u952e\u8bcd\u51fa\u73b0\u6b21\u6570 (linux grep \u7edf\u8ba1\u51fa\u73b0\u6b21\u6570)"},"content":{"rendered":"<p>Linux\u4f5c\u4e3a\u4e00\u79cd\u5f00\u6e90\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5728\u8ba1\u7b97\u673a\u9886\u57df\u4e2d\u88ab\u5e7f\u6cdb\u91c7\u7528\uff0c\u5c24\u5176\u5728\u670d\u52a1\u5668\u9886\u57df\u4e2d\u66f4\u662f\u975e\u5e38\u5e38\u89c1\u3002\u5728Linux\u4e2d\uff0c\u547d\u4ee4\u884c\u5de5\u5177\u662f\u6211\u4eec\u6700\u5e38\u7528\u7684\u5de5\u5177\u4e4b\u4e00\uff0c\u5176\u4e2dgrep\u662f\u4e00\u79cd\u975e\u5e38\u5f3a\u5927\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u8fdb\u884c\u6587\u672c\u641c\u7d22\u548c\u8fc7\u6ee4\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8grep\u547d\u4ee4\u5982\u4f55\u7528\u6765\u7edf\u8ba1\u5173\u952e\u5b57\u51fa\u73b0\u7684\u6b21\u6570\u3002<\/p>\n<p>\u4e00\u3001\u4f7f\u7528 grep \u547d\u4ee4<\/p>\n<p>grep\u547d\u4ee4\u662f\u5728Linux\u4e2d\u4f7f\u7528\u7684\u4e00\u79cd\u975e\u5e38\u5f3a\u5927\u7684\u6587\u672c\u641c\u7d22\u5de5\u5177\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u67e5\u627e\u6587\u4ef6\u4e2d\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u6587\u672c\u884c\u3002\u5b83\u7684\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>grep [options] pattern [files]<\/p>\n<p>\u201c`<\/p>\n<p>\u5176\u4e2d\uff0coptions \u8868\u793a\u53ef\u9009\u53c2\u6570\uff0cpattern \u8868\u793a\u9700\u8981\u641c\u7d22\u7684\u6a21\u5f0f\uff0cfiles \u8868\u793a\u9700\u8981\u8fdb\u884c\u641c\u7d22\u7684\u6587\u4ef6\u6216\u6587\u4ef6\u5939\u540d\u3002\u793a\u4f8b\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>grep \u201chello\u201d file.txt<\/p>\n<p>\u201c`<\/p>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u8868\u793a\u5728 file.txt \u6587\u4ef6\u4e2d\u67e5\u627e\u5305\u542b\u201chello\u201d\u5173\u952e\u5b57\u7684\u6587\u672c\u884c\u3002<\/p>\n<p>\u4e8c\u3001\u4f7f\u7528 grep \u7edf\u8ba1\u5173\u952e\u8bcd\u51fa\u73b0\u6b21\u6570<\/p>\n<p>\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u7edf\u8ba1\u67d0\u4e2a\u5173\u952e\u8bcd\u5728\u4e00\u4e2a\u6587\u4ef6\u4e2d\u51fa\u73b0\u7684\u6b21\u6570\u3002\u8fd9\u65f6\u5019\uff0cgrep\u547d\u4ee4\u53ef\u4ee5\u518d\u6b21\u53d1\u6325\u5b83\u7684\u5a01\u529b\u3002\u5177\u4f53\u64cd\u4f5c\u5982\u4e0b\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>grep -o \u201ckeyword\u201d filename | wc -l<\/p>\n<p>\u201c`<\/p>\n<p>\u5176\u4e2d\uff0c-o\u8868\u793a\u53ea\u8f93\u51fa\u6a21\u5f0f\u5339\u914d\u5230\u7684\u5185\u5bb9\uff0cfilename\u8868\u793a\u9700\u8981\u8fdb\u884c\u641c\u7d22\u7684\u6587\u4ef6\u540d\uff0cwc\u662f\u4e00\u4e2a\u7edf\u8ba1\u5de5\u5177\uff0c-l\u8868\u793a\u53ea\u8f93\u51fa\u884c\u6570\u3002\u793a\u4f8b\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>grep -o \u201clinux\u201d file.txt | wc -l<\/p>\n<p>\u201c`<\/p>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u8868\u793a\u5728 file.txt \u6587\u4ef6\u4e2d\u7edf\u8ba1\u201clinux\u201d\u5173\u952e\u5b57\u51fa\u73b0\u7684\u6b21\u6570\u3002<\/p>\n<p>\u4e09\u3001\u4f7f\u7528 grep \u7edf\u8ba1\u591a\u4e2a\u5173\u952e\u8bcd\u51fa\u73b0\u6b21\u6570<\/p>\n<p>\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u7edf\u8ba1\u591a\u4e2a\u5173\u952e\u8bcd\u5728\u4e00\u4e2a\u6587\u4ef6\u4e2d\u51fa\u73b0\u7684\u6b21\u6570\u3002\u8fd9\u65f6\u5019\uff0c\u53ef\u4ee5\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\uff0c\u5177\u4f53\u64cd\u4f5c\u5982\u4e0b\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>grep -o -E \u201ckeyword1|keyword2|keyword3\u201d filename | wc -l<\/p>\n<p>\u201c`<\/p>\n<p>\u5176\u4e2d\uff0c-E\u8868\u793a\u542f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u6a21\u5f0f\uff0c|\u8868\u793a\u6216\u7684\u610f\u601d\uff0cfilename\u8868\u793a\u9700\u8981\u8fdb\u884c\u641c\u7d22\u7684\u6587\u4ef6\u540d\u3002\u793a\u4f8b\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>grep -o -E \u201clinux|unix|ubuntu\u201d file.txt | wc -l<\/p>\n<p>\u201c`<\/p>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u8868\u793a\u5728 file.txt \u6587\u4ef6\u4e2d\u7edf\u8ba1\u201clinux\u201d\u3001\u201cunix\u201d\u548c\u201cubuntu\u201d\u5173\u952e\u5b57\u51fa\u73b0\u7684\u6b21\u6570\u3002<\/p>\n<p>\u901a\u8fc7\u672c\u6587\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0cgrep\u547d\u4ee4\u662f\u4e00\u79cd\u975e\u5e38\u5f3a\u5927\u7684\u6587\u672c\u641c\u7d22\u5de5\u5177\uff0c\u5728Linux\u7cfb\u7edf\u4e2d\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5feb\u901f\u5730\u8fdb\u884c\u6587\u672c\u641c\u7d22\u548c\u8fc7\u6ee4\uff0c\u5e76\u4e14\u8fd8\u53ef\u4ee5\u7528\u6765\u7edf\u8ba1\u5173\u952e\u5b57\u51fa\u73b0\u7684\u6b21\u6570\u3002\u5f53\u6211\u4eec\u9700\u8981\u5728\u5927\u91cf\u7684\u6587\u672c\u884c\u4e2d\u67e5\u627e\u7279\u5b9a\u7684\u5185\u5bb9\u65f6\uff0cgrep\u547d\u4ee4\u662f\u6211\u4eec\u9996\u9009\u7684\u5de5\u5177\u4e4b\u4e00\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>linux\u5982\u4f55\u4f7f\u7528grep \uff0cwc -l\u547d\u4ee4\u7edf\u8ba1\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684\u591a\u4e2a\u5b57\u7b26\u4e32\u7684\u4e2a\u6570\uff0c\u5e76\u4e14\u53ea\u8bfb\u53d61\u6b21\u6587\u4ef6\u3002<\/li>\n<li>linux shell\u811a\u672c\u4e2d\u5982\u4f55\u7edf\u8ba1\u67d0\u4e00\u884c\u4e2d\u67d0\u5b57\u7b26\u51fa\u73b0\u7684\u4e2a\u6570<\/li>\n<\/ul>\n<h3>linux\u5982\u4f55\u4f7f\u7528grep \uff0cwc -l\u547d\u4ee4\u7edf\u8ba1\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684\u591a\u4e2a\u5b57\u7b26\u4e32\u7684\u4e2a\u6570\uff0c\u5e76\u4e14\u53ea\u8bfb\u53d61\u6b21\u6587\u4ef6\u3002<\/h3>\n<p>more servermon.log | tr \u2018\u4f8d\u59ff \u2018 \u2018\\\u7a3f\u9996n\u2019\u952e\u8c08\u6570 | sort | uniq -c | grep -E \u201cstopped|server|manually\u201d<\/p>\n<p>&nbsp;\u8304\u76aeabsolute \u7edd\u5bf9\u7684\uff0c G: general \u4e00\u822c\u7684 Mpa(g)\u7cfb\u6307\u8868\u538b\uff0c Mpa(a)\u7cfb\u6307\u7edd\u5bf9\u538b\u529b\u3002Mpa(g)\u7cfb\u6307\u8868\u538b\u3002Mpa(a)\u7cfb\u6307\u7edd\u5bf9\u538b\u529b\u3002\u7edd\u5bf9\u538b\u98a4\u57f9\u5dee\u529b\u548c\u8868\u538b\u7684\u5173\u7cfb\u662f\u8868\u4e2d\u6e05\u538b+\u5f53\u5730\u7684\u5927\u6c14\u538b=\u7edd\u5bf9\u538b\u529b\u3002&nbsp;\u4f8b\u5982\uff1a\u8868\u538b0.1MPaG\uff0c\u7edd\u538b=0.1+0.1=0.2MPaA \u4e00\u4e2a\u5927\u6c14\u538b\u4e3a0.1013MPa\u3002<\/p>\n<p>tr \u2018 \u2018 \u2018\\\u810a\u5dee\u6ca1\u5e86\u6e05n\u2019 | sort | uniq -c \u8fd9\u6837\u8bfb\u53d6\u6a31\u7eb3\u4e00\u6b21\u6240\u6709\u7684\u5b57\u7b26\u7684\u7edf\u8ba1\u6b21\u6570\u90fd\u51fa\u73b0.<\/p>\n<p>#grep | wc -l<\/p>\n<h3>linux shell\u811a\u672c\u4e2d\u5982\u4f55\u7edf\u8ba1\u67d0\u4e00\u884c\u4e2d\u67d0\u5b57\u7b26\u51fa\u73b0\u7684\u4e2a\u6570<\/h3>\n<p>1\u3001\u7edf\u8ba1\u67d0\u4e2a\u5b57\u7b26\u7684\u4e2a\u6570\uff0c\u4ee5a\u4e3a\u4f8b<\/p>\n<p>grep -o a urifle<\/p>\n<p>awk -F \u201c\u201d \u2018{for(i=1;i<\/p>\n<p>#-F \u201c\u201d\u4e2d\u95f4\u5fc5\u987b\u8981\u6709\u7a7a\u683c \u201ca\u201d\u5fc5\u987b\u4f7f\u7528\u53cc\u5f15\u53f7\uff0c\u4e71\u535c<\/p>\n<p>\u5b57\u7b26\u4e32<\/p>\n<p>awk -F \u201c\u201d \u2018{for(i=1;i++}END{for(j in a) if(j==\u201dc\u201d) print a}\u2019 urfile<\/p>\n<\/p>\n<p>#<\/p>\n<p>2\u3001\u50a8\u5b58\u5728\u53d8\u91cf\u54d7\u8d25\u7a57\u91cc<\/p>\n<p>echo \u201c\u201d |tr -cd 1 |wc -c<\/p>\n<p>\u5982\u679c\u6709\u65f6\u95f4\u53ef\u4ee5\u770b\u770b\u300aLinux\u5c31\u8be5\u8fd9\u4e48\u5b66\u300b\uff0c\u91cc\u9762\u6709\u5404\u79cdLinux\u76f8\u5173\u77e5\u8bc6<\/p>\n<p>awk \u2018{for(i=1; i++}}for(key in num){printf \u201c\u6001\u9965%d:%d\\t\u201d\u5347\u664c,key,num}printf \u201c\\n\u201d}\u2019\u5e06\u7b11\u8fd4linux grep \u7edf\u8ba1\u51fa\u73b0\u6b21\u6570\u7684\u4ecb\u7ecd\u5c31\u804a\u5230\u8fd9\u91cc\u5427\uff0c\u611f\u8c22\u4f60\u82b1\u65f6\u95f4\u9605\u8bfb\u672c\u7ad9\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8elinux grep \u7edf\u8ba1\u51fa\u73b0\u6b21\u6570,Linux\u547d\u4ee4\uff1a\u4f7f\u7528grep\u7edf\u8ba1\u5173\u952e\u8bcd\u51fa\u73b0\u6b21\u6570,linux\u5982\u4f55\u4f7f\u7528grep \uff0cwc -l\u547d\u4ee4\u7edf\u8ba1\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684\u591a\u4e2a\u5b57\u7b26\u4e32\u7684\u4e2a\u6570\uff0c\u5e76\u4e14\u53ea\u8bfb\u53d61\u6b21\u6587\u4ef6\u3002,linux shell\u811a\u672c\u4e2d\u5982\u4f55\u7edf\u8ba1\u67d0\u4e00\u884c\u4e2d\u67d0\u5b57\u7b26\u51fa\u73b0\u7684\u4e2a\u6570\u7684\u4fe1\u606f\u522b\u5fd8\u4e86\u5728\u672c\u7ad9\u8fdb\u884c\u67e5\u627e\u5594\u3002<\/p>\n<p><a href=\"http:https:\/\/idc.net\/\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002<br \/>\u540e\u6d6a\u4e91\uff08www.IDC.Net\uff09\u63d0\u4f9b\u7b80\u5355\u597d\u7528\uff0c\u4ef7\u683c\u539a\u9053\u7684\u9999\u6e2f\/\u7f8e\u56fd\u4e91\u670d\u52a1\u5668\u548c\u72ec\u7acb\u670d\u52a1\u5668\u3002IDC+ISP+ICP\u8d44\u8d28\u3002ARIN\u548cAPNIC\u4f1a\u5458\u3002\u6210\u719f\u6280\u672f\u56e2\u961f15\u5e74\u884c\u4e1a\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux\u4f5c\u4e3a\u4e00\u79cd\u5f00\u6e90\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5728\u8ba1\u7b97\u673a\u9886\u57df\u4e2d\u88ab\u5e7f\u6cdb\u91c7\u7528\uff0c\u5c24\u5176\u5728\u670d\u52a1\u5668\u9886\u57df\u4e2d\u66f4\u662f\u975e\u5e38\u5e38\u89c1\u3002\u5728Linux\u4e2d\uff0c\u547d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-144388","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/144388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=144388"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/144388\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=144388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=144388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=144388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}