{"id":91,"date":"2013-05-03T19:35:03","date_gmt":"2013-05-03T11:35:03","guid":{"rendered":"http:\/\/coderbee.net\/?p=91"},"modified":"2013-05-03T14:41:09","modified_gmt":"2013-05-03T06:41:09","slug":"cutsortuniq-%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/coderbee.net\/index.php\/linux\/20130503\/91","title":{"rendered":"cut,sort,uniq,du \u547d\u4ee4"},"content":{"rendered":"<h2>cut<\/h2>\n<p>\u4ece\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u62bd\u51fa\u4e00\u90e8\u5206\u3002<\/p>\n<h3>\u5e38\u7528\u9009\u9879\uff1a<\/h3>\n<ul>\n<li>-d  \u6307\u5b9a\u5206\u9694\u7b26\uff0c\u5982\uff1a <code>-d:<\/code> \u6307\u5b9a\u5192\u53f7\u4e3a\u5206\u9694\u7b26\u3002<\/li>\n<li>-f   \u6307\u5b9a\u8981\u62bd\u53d6\u7684\u5b57\u6bb5\uff0c\u53ef\u4ee5\u7528\u9017\u53f7\u5206\u9694\u8981\u9009\u53d6\u7684\u5b57\u6bb5\uff0c\u4e5f\u53ef\u4ee5\u7528<code>-<\/code>\u6307\u5b9a\u8981\u9009\u53d6\u7684\u5b57\u6bb5\u8303\u56f4\uff0c\u5982\uff1a <code>-f1,2<\/code>\u62bd\u53d6\u7b2c1\u30012\u4e2a\u5b57\u6bb5\uff0c <code>-f1-3<\/code>\u62bd\u53d6\u7b2c[1-3]\u7684\u5b57\u6bb5\u3002<\/li>\n<li>-c   \u62bd\u53d6\u6307\u5b9a\u8303\u56f4\u7684\u5b57\u7b26\uff0c\u5305\u542b\u8d77\u59cb\u4f4d\u7f6e\uff0c\u5982\uff1a <code>-c9-<\/code>\u62bd\u53d6\u7b2c9\u4e2a\u53ca\u4ee5\u540e\u7684\u7684\u5b57\u7b26\uff0c <code>-c1-3,22-<\/code>\u62bd\u53d6\u7b2c1\uff0d3\u4ee5\u53ca\u7b2c22\u53ca\u4e2a\u4ee5\u540e\u7684\u5b57\u7b26\u3002<\/li>\n<\/ul>\n<h3>\u4e3e\u4f8b\uff1a<\/h3>\n<ul>\n<li><code>cut -d: -f1,6 \/etc\/passwd<\/code><\/li>\n<li><code>cut -c2- \/etc\/passwd<\/code><\/li>\n<li><code>cut -c1-5,22- \/etc\/passwd<\/code><\/li>\n<\/ul>\n<h2>sort<\/h2>\n<p>\u5bf9\u6587\u672c\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u8fdb\u884c\u6392\u5e8f\uff0c\u9ed8\u8ba4\u6309ASCII\u7684\u5b57\u7b26\u5347\u5e8f\u6392\u5e8f\u3002<\/p>\n<h3>\u5e38\u7528\u9009\u9879\uff1a<\/h3>\n<ul>\n<li>-f   \u628a\u5c0f\u5199\u5b57\u6bcd\u8f6c\u6362\u4e3a\u5927\u5199\u5b57\u6bcd\u6765\u6bd4\u8f83\u3002<\/li>\n<li>-i   \u5ffd\u7565\u975e\u5b57\u6bcd\u3002<\/li>\n<li>-h  \u4eba\u7c7b\u53ef\u8bfb\u6570\u5b57\u6392\u5e8f\uff0c\u5982\uff1a3k &lt; 2M &lt; 1G<\/li>\n<li>-n  \u6309\u6570\u5b57\u6392\u5e8f\u3002<\/li>\n<li>-r   \u964d\u5e8f\u6392\u5e8f\u3002<\/li>\n<li>-R  \u968f\u673a\u6392\u5e8f\u3002<\/li>\n<li>-k  \u6309\u6307\u5b9a\u5b57\u6bb5\u6392\u5e8f\uff0c\u5982 <code>-k 2<\/code> \u8868\u793a\u6309\u7b2c\u4e8c\u4e2a\u5b57\u6bb5\u6392\u5e8f\u3002<\/li>\n<\/ul>\n<h2>uniq<\/h2>\n<p>\u5bf9\u5df2\u6392\u5e8f\u597d\u7684\u6587\u4ef6\u5220\u9664\u91cd\u590d\u884c\u6216\u7edf\u8ba1\u91cd\u590d\u6b21\u6570\u3002<\/p>\n<h3>\u5e38\u7528\u9009\u9879\uff1a<\/h3>\n<ul>\n<li>-d  \u53ea\u8f93\u51fa\u91cd\u590d\u884c\u3002<\/li>\n<li>-c   \u8ba1\u7b97\u6bcf\u4e00\u884c\u91cd\u590d\u7684\u6b21\u6570\u3002\u8f93\u51fa\u7ed3\u679c\u662f\u4e24\u5217\uff1a  \u91cd\u590d\u6b21\u6570   \u884c\u5185\u5bb9<\/li>\n<\/ul>\n<h3>\u4e3e\u4f8b\uff1a<\/h3>\n<ul>\n<li><code>echo -e \"1\\n1\\n1\\n2\\nx\\ny\" | uniq -d<\/code> \u53ea\u4f1a\u8f93\u51fa\uff1a  1<\/p>\n<\/li>\n<li>\n<p><code>echo -e \"1\\n1\\n1\\n2\\nx\\ny\" | uniq -c<\/code>\uff0c \u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<\/li>\n<\/ul>\n<pre><code>\n      3 1\n      1 2\n      1 x\n      1 y\n<\/code><\/pre>\n<h2>du<\/h2>\n<p>du \u547d\u4ee4\u7528\u4e8e\u67e5\u770b\u76ee\u5f55\u4e0b\u6587\u4ef6\u53ca\u6587\u4ef6\u5939\u7684\u5927\u5c0f\uff08\u7c97\u7565\uff0c\u975e\u7cbe\u786e, estimate\uff09\u3002<\/p>\n<h3>\u6709\u7528\u7684\u9009\u9879\uff1a<\/h3>\n<ul>\n<li>-h  \u4ee5\u4eba\u7c7b\u53ef\u8bfb\u7684\u5355\u4f4d\u663e\u793a\u5927\u5c0f\uff0c\u59821.1K, 1.2M, 1.3G\u3002<\/li>\n<li>-s  \u4e3a\u6bcf\u4e2a\u53c2\u6570\u663e\u793a\u4e00\u4e2a\u603b\u548c\u3002\u5982\uff1a <code>du -s  *<\/code>  \u5219\u663e\u793a\u5f53\u524d\u76ee\u5f55\u4e0b\u6587\u4ef6\u53ca\u76f4\u63a5\u5b50\u76ee\u5f55\u7684\u5927\u5c0f\u3002<\/li>\n<li>-b  -k  -m  \u5206\u522b\u8868\u793a\u4ee5 B  KB  MB \u4e3a\u5355\u4f4d\u3002<\/li>\n<li>&#8211;exclude=pattern  \u6392\u9664\u5339\u914d\u6a21\u5f0fpattern\u7684\u6587\u4ef6\u3002<\/li>\n<li>&#8211;time  \u663e\u793a\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u6700\u540e\u4fee\u6539\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<h3>\u4e3e\u4f8b\uff1a<\/h3>\n<p><code>du -sh *<\/code> \u547d\u4ee4\u7684\u8f93\u51fa\u867d\u7136\u662f\u53ef\u8bfb\u7684\uff0c\u4f46\u5374\u6ca1\u6709\u6392\u5e8f\uff0c\u4e0b\u9762\u4e24\u4e2a\u811a\u672c\u662f\u6309\u5927\u5c0f\u6392\u5e8f\u7684\u53ef\u8bfb\u683c\u5f0f\u8f93\u51fa\uff1a<\/p>\n<ul>\n<li><code>for x in K M G; do du -sh * | grep -P \u201c^[1-9]+\\.?[0-9]*$x\u201d | sort -n; done<\/code><\/li>\n<li><code>du -sh * | sort -h<\/code><\/li>\n<\/ul>\n<hr\/>\n<p>\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u5fae\u4fe1\u516c\u4f17\u53f7: <strong>coderbee\u7b14\u8bb0<\/strong>\uff0c\u53ef\u4ee5\u66f4\u53ca\u65f6\u56de\u590d\u4f60\u7684\u8ba8\u8bba\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"258\" height=\"258\" src=\"https:\/\/coderbee.net\/wp-content\/uploads\/2019\/01\/coderbee-note.jpg\" class=\"alignnone size-full wp-image-1707\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>cut \u4ece\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u62bd\u51fa\u4e00\u90e8\u5206\u3002 \u5e38\u7528\u9009\u9879\uff1a -d \u6307\u5b9a\u5206\u9694\u7b26\uff0c\u5982\uff1a -d:  &hellip; <a href=\"https:\/\/coderbee.net\/index.php\/linux\/20130503\/91\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[31,33,29,30,32],"_links":{"self":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/91"}],"collection":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/comments?post=91"}],"version-history":[{"count":3,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/91\/revisions"}],"predecessor-version":[{"id":93,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/91\/revisions\/93"}],"wp:attachment":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/media?parent=91"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/categories?post=91"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/tags?post=91"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}