{"id":142771,"date":"2022-02-25T13:05:56","date_gmt":"2022-02-25T05:05:56","guid":{"rendered":"http:\/\/www.idc.net\/help\/142771\/"},"modified":"2022-02-25T13:05:56","modified_gmt":"2022-02-25T05:05:56","slug":"linux%e8%bd%bb%e6%9d%be%e5%88%a0%e9%99%a4%e4%b8%89%e5%a4%a9%e5%89%8d%e7%9a%84%e6%96%87%e4%bb%b6%e5%a4%b9-linux-%e5%88%a0%e9%99%a43%e5%a4%a9%e5%89%8d%e6%96%87%e4%bb%b6%e5%a4%b9","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/142771\/","title":{"rendered":"Linux\u8f7b\u677e\u5220\u9664\u4e09\u5929\u524d\u7684\u6587\u4ef6\u5939 (linux \u5220\u96643\u5929\u524d\u6587\u4ef6\u5939)"},"content":{"rendered":"<p>Linux\u64cd\u4f5c\u7cfb\u7edf\u662f\u4f17\u6240\u5468\u77e5\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b83\u7684\u6587\u4ef6\u7cfb\u7edf\u66f4\u52a0\u7075\u6d3b\uff0c\u53ef\u4ee5\u8f7b\u677e\u7ba1\u7406\u6587\u4ef6\u548c\u76ee\u5f55\u3002\u800c\u5bf9\u4e8e\u5f00\u53d1\u8005\u548c\u7ba1\u7406\u5458\u6765\u8bf4\uff0c\u7ba1\u7406\u6587\u4ef6\u548c\u76ee\u5f55\u662f\u65e5\u5e38\u5de5\u4f5c\u4e2d\u4e0d\u53ef\u907f\u514d\u7684\u4efb\u52a1\uff0c\u56e0\u4e3a\u53ef\u80fd\u6709\u65f6\u95f4\u9650\u5236\u7684\u6587\u4ef6\u9700\u8981\u5220\u9664\uff0c\u9700\u8981\u5b9a\u671f\u6e05\u7406\u6587\u4ef6\u548c\u76ee\u5f55\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cLinux\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u800c\u6709\u6548\u7684\u65b9\u6cd5\u6765\u7ba1\u7406\u548c\u5220\u9664\u4e09\u5929\u524d\u7684\u8fc7\u671f\u6587\u4ef6\u5939\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528Linux\u547d\u4ee4\u8f7b\u677e\u5220\u9664\u4e09\u5929\u524d\u7684\u6587\u4ef6\u5939\u3002<\/p>\n<p>\u4e00\u3001\u67e5\u770b\u6587\u4ef6\u5939\u7684\u521b\u5efa\u65f6\u95f4<\/p>\n<p>\u5728Linux\u4e2d\uff0c\u66f4\u597d\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u547d\u4ee4\u201cls\u201d\u6765\u67e5\u770b\u6587\u4ef6\u5939\u7684\u521b\u5efa\u65f6\u95f4\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u6587\u4ef6\u5939\u662f\u5426\u662f\u4e09\u5929\u524d\u521b\u5efa\u7684\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>ls -ld \u2013full-time \/path\/to\/folder<\/p>\n<p>\u201c`<\/p>\n<p>\u5176\u4e2d\uff0c\/path\/to\/folder\u662f\u8981\u5220\u9664\u7684\u6587\u4ef6\u5939\u7684\u8def\u5f84\u3002\u4e0a\u9762\u7684\u547d\u4ee4\u5c06\u5217\u51fa\u6587\u4ef6\u5939\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u521b\u5efa\u65f6\u95f4\u3002\u6211\u4eec\u53ef\u4ee5\u68c0\u67e5\u521b\u5efa\u65f6\u95f4\u662f\u5426\u8ddd\u4eca\u4e09\u5929\u4ee5\u4e0a\u3002<\/p>\n<p>\u4e8c\u3001\u4f7f\u7528find\u547d\u4ee4\u5220\u9664\u6587\u4ef6\u5939<\/p>\n<p>\u5982\u679c\u8981\u5220\u9664\u4e09\u5929\u524d\u7684\u6587\u4ef6\u5939\uff0c\u9700\u8981\u4f7f\u7528\u201cfind\u201d\u547d\u4ee4\u3002\u8fd9\u4e2a\u547d\u4ee4\u53ef\u4ee5\u6839\u636e\u591a\u4e2a\u6761\u4ef6\u6765\u641c\u7d22\u6587\u4ef6\u548c\u76ee\u5f55\uff0c\u5e76\u6267\u884c\u6240\u9700\u7684\u64cd\u4f5c\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528\u201cfind\u201d\u548c\u201crm\u201d\u547d\u4ee4\u6765\u5220\u9664\u4e09\u5929\u524d\u7684\u8fc7\u671f\u6587\u4ef6\u5939\u3002<\/p>\n<p>\u201c`bash<\/p>\n<p>find \/path\/to\/folder -type d -mtime +2 -exec rm -rf {} \\;<\/p>\n<p>\u201c`<\/p>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u7684\u610f\u601d\u662f\uff0c\u5728\/path\/to\/folder\u4e2d\uff0c\u67e5\u627e\u76ee\u5f55\uff08-type d\uff09\uff0c\u4e0a\u6b21\u4fee\u6539\u65e5\u671f\u5728\u4e09\u5929\u524d\uff08-mtime +2\uff09\u7684\u76ee\u5f55\uff0c\u7136\u540e\u4f7f\u7528\u201crm\u201d\u547d\u4ee4\u5c06\u5176\u5220\u9664\uff08-exec rm -rf {} \\;\uff09\u3002\u5927\u62ec\u53f7\u201c{}\u201d\u8868\u793a\u5f53\u524d\u7684\u6587\u4ef6\/\u76ee\u5f55\uff0c\u5206\u53f7\u201c\\;\u201d\u8868\u793a\u547d\u4ee4\u7ed3\u675f\u3002\u8bf7\u6ce8\u610f\uff0c\u5728\u5220\u9664\u6587\u4ef6\u5939\u65f6\uff0c\u201c-rf\u201d\u9009\u9879\u662f\u5fc5\u9700\u7684\uff0c\u4ee5\u4fbf\u5f3a\u5236\u5220\u9664\u6587\u4ef6\u5939\u3002<\/p>\n<p>\u4e09\u3001\u4f7f\u7528crontab\u81ea\u52a8\u6267\u884c\u547d\u4ee4<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u5b9a\u671f\u6267\u884c\u547d\u4ee4\u4ee5\u5220\u9664\u8fc7\u671f\u6587\u4ef6\u5939\uff0c\u53ef\u4ee5\u4f7f\u7528Linux\u7684cron\u529f\u80fd\u3002cron\u662fLinux\u4e2d\u7684\u4e00\u4e2a\u5b88\u62a4\u8fdb\u7a0b\uff0c\u53ef\u4ee5\u5728\u7279\u5b9a\u7684\u65f6\u95f4\u548c\u65e5\u671f\u81ea\u52a8\u6267\u884c\u547d\u4ee4\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u8bbe\u7f6ecron\u4ee5\u6bcf\u5929\u5b9a\u671f\u5220\u9664\u4e09\u5929\u524d\u7684\u6587\u4ef6\u5939\u7684\u6b65\u9aa4\uff1a<\/p>\n<p>1. \u6253\u5f00crontab\u914d\u7f6e\uff1a\u8f93\u5165\u201ccrontab -e\u201d\u547d\u4ee4\u3002<\/p>\n<p>2. \u6dfb\u52a0\u65b0\u7684\u8ba1\u5212\u4efb\u52a1\uff1a\u6dfb\u52a0\u4ee5\u4e0b\u4e00\u884c\u547d\u4ee4\uff1a<\/p>\n<p>\u201c`bash<\/p>\n<p>0 0 * * * \/usr\/bin\/find \/path\/to\/folder -type d -mtime +2 -exec rm -rf {} \\;<\/p>\n<p>\u201c`<\/p>\n<p>3. \u4fdd\u5b58\u5e76\u5173\u95ed\u3002<\/p>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u7684\u610f\u601d\u662f\u5728\u6bcf\u5929\u76840\u70b90\u5206\uff080 0 * * *\uff09\u6267\u884c\u4e00\u6b21\u201cfind\u201d\u548c\u201crm\u201d\u547d\u4ee4\u3002\u8bf7\u5c06\u201c\/usr\/bin\/find\u201d\u66ff\u6362\u4e3a\u60a8\u7cfb\u7edf\u4e2d\u7684\u5b9e\u9645\u8def\u5f84\u3002\u5176\u4e2d\uff0c\u201c\/path\/to\/folder\u201d\u662f\u8981\u5220\u9664\u7684\u6587\u4ef6\u5939\u7684\u8def\u5f84\u3002<\/p>\n<p>\u56db\u3001<\/p>\n<p>Linux\u547d\u4ee4\u63d0\u4f9b\u4e86\u89e3\u51b3\u7ba1\u7406\u6587\u4ef6\u548c\u76ee\u5f55\u7684\u95ee\u9898\u7684\u6709\u6548\u65b9\u6cd5\uff0c\u7279\u522b\u662f\u5728\u9700\u8981\u6279\u91cf\u5220\u9664\u8fc7\u671f\u6587\u4ef6\u5939\u65f6\u3002\u4f7f\u7528\u201cfind\u201d\u548c\u201crm\u201d\u547d\u4ee4\u53ef\u4ee5\u7b80\u5355\u5730\u5220\u9664\u4e09\u5929\u524d\u7684\u6587\u4ef6\u5939\uff0c\u5e76\u4f7f\u7528crontab\u529f\u80fd\u53ef\u4ee5\u5b9a\u671f\u81ea\u52a8\u6267\u884c\u547d\u4ee4\u3002\u638c\u63e1Linux\u547d\u4ee4\u548c\u51fd\u6570\uff0c\u5c06\u6709\u52a9\u4e8e\u63d0\u9ad8\u6587\u4ef6\u548c\u76ee\u5f55\u7ba1\u7406\u7684\u6548\u7387\u548c\u51c6\u786e\u6027\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>Linux\u5b9a\u65f6\u5220\u96643\u4e2a\u6708\u4e4b\u524d\u7684\u6587\u4ef6<\/li>\n<li>Linux \u5b9a\u65f6\u5220\u9664\u6587\u4ef6\u5939\u6216\u6587\u4ef6<\/li>\n<\/ul>\n<h3>Linux\u5b9a\u65f6\u5220\u96643\u4e2a\u6708\u4e4b\u524d\u7684\u6587\u4ef6<\/h3>\n<p>\u8be6\u60c5\u8bb2\u89e3<\/p>\n<p> \uff1a<\/p>\n<p> find \/home\/weblogic\/tmp -mtime +10 -name \u201c<\/p>\n<p> .<\/p>\n<p> \u201d -exec rm -rf {} ;<\/p>\n<p> \u5c06\/home\/weblogic\/tmp\u76ee\u5f55\u4e0b\u6240\u670910\u5929\u524d\u5e26\u201d.\u201d\u7684\u6587\u4ef6\u5220\u9664<\/p>\n<p> find \uff1alinux\u7684\u67e5\u627e\u547d\u4ee4\uff0c\u7528\u6237\u67e5\u627e\u6307\u5b9a\u6761\u4ef6\u7684\u6587\u4ef6<\/p>\n<p> \/home\/weblogic\/tmp \uff1a\u60f3\u8981\u8fdb\u884c\u6e05\u7406\u7684\u4efb\u610f\u76ee\u5f55<\/p>\n<p> -mtime \uff1a\u6807\u51c6\u8bed\u53e5\u5199\u6cd5<\/p>\n<p> \uff0b10\uff1a\u67e5\u627e10\u5929\u524d\u7684\u6587\u4ef6\uff0c\u8fd9\u91cc\u7528\u6570\u5b57\u4ee3\u8868\u5929\u6570\uff0c\uff0b30\u8868\u793a\u67e5\u627e30\u5929\u524d\u7684\u6587\u4ef6<\/p>\n<p> \u201c<\/p>\n<p> .<\/p>\n<p> \u201c\uff1a\u5e0c\u671b\u67e5\u627e\u7684\u6570\u636e\u7c7b\u578b\uff0c\u201d<\/p>\n<p> .jpg\u201d\u8868\u793a\u67e5\u627e\u6269\u5c55\u540d\u4e3ajpg\u7684\u6240\u6709\u6587\u4ef6\uff0c\u201d<\/p>\n<p> \u201c\u8868\u793a\u67e5\u627e\u6240\u6709\u6587\u4ef6\uff0c\u8fd9\u4e2a\u53ef\u4ee5\u7075\u6d3b\u8fd0\u7528<\/p>\n<p> -exec \uff1a\u56fa\u5b9a\u5199\u6cd5<\/p>\n<p> rm -rf \uff1a\u5f3a\u5236\u5220\u9664\u6587\u4ef6\uff0c\u5305\u62ec\u76ee\u5f55<\/p>\n<p> {} \\; \uff1a\u56fa\u5b9a\u5199\u6cd5\uff0c\u4e00\u5bf9\u5927\u62ec\u53f7+\u7a7a\u683c++;<\/p>\n<p> \u64cd\u4f5c\u6b65\u9aa4<\/p>\n<p> ok\uff0c\u4fdd\u5b58\u9000\u51fa<\/p>\n<p> 3.#crontab -e<\/p>\n<p> \u5c06\u811a\u672c\u6587\u4ef6\u52a0\u5165\u5230\u7cfb\u7edf\u8ba1\u5212\u4efb\u52a1\uff0c\u5230\u70b9\u81ea\u52a8\u6267\u884c<\/p>\n<p> \u8f93\u5165\uff1a<\/p>\n<p> \u51c6\u5907\u6d4b\u8bd5\u811a\u672c<\/p>\n<p> \u6d4b\u8bd5\u5b9a\u65f6\u4efb\u52a1\u4f7f\u7528\u8fd9\u4e2a\u811a\u672c\uff0c\u6d4b\u8bd5\u8be5\u811a\u672c\u662f\u5426\u53ef\u4ee5\u6bcf\u5206\u949f\u65b0\u5efa\u4e00\u4e2a\u6587\u4ef6\u5939\uff1f<\/p>\n<p> \u6dfb\u52a0\u5b9a\u65f6\u4efb\u52a1<\/p>\n<p> crontab -e \u6dfb\u52a0\u5b9a\u65f6\u547d\u4ee4<\/p>\n<h3>Linux \u5b9a\u65f6\u5220\u9664\u6587\u4ef6\u5939\u6216\u6587\u4ef6<\/h3>\n<p>\u7ed9\u4e2a\u601d\u8def\uff1a<\/p>\n<p>&nbsp;\u7f16\u5199\u81ea\u52a8\u5220\u9664\u6587\u4ef6\u7684\u811a\u672c\uff0c\u5173\u952e\u90e8\u5206\u662f\u4f7f\u7528find&nbsp;\u547d\u4ee4\u67e5\u627e\u5230\u7b26\u5408\u6761\u4ef6\u7684\u6587\u4ef6\u5e76\u5c06\u5176\u5220\u9664\uff1b<\/p>\n<p>\u52a0\u5165crontab\uff0c\u6bcf\u592923:00\u8fd0\u884c\u811a\u672c<\/p>\n<p>&nbsp;PS: &nbsp;\u5982\u679c\u5220\u9664\u7684\u6587\u4ef6\u6ca1\u6709\u5907\u4efd\u6216\u8005\u5bf9\u5e94\u8def\u5f84\u4e0b\u6709\u5176\u4ed6\u91cd\u8981\u6587\u4ef6\uff0c\u5219\u4e0d\u5efa\u8bae\u8fd9\u6837\u505a\uff0c\u6bd5\u7adf\u8c01\u90fd\u4e0d\u6562\u4fdd\u8bc1\u81ea\u52a8\u8fd0\u884c\u7684\u4e1c\u897f\u4e0d\u4f1a\u62bd\u98ce\u2026\u2026\u81ea\u5df1\u8003\u8651\u4e0b\u8981\u4e0d\u8981\u7528\u5427<\/p>\n<p>\u7528root\u767b\u5f55\uff0c\u7136\u540e\u8f93\u5165crontab -e<\/p>\n<p>\u653e\u5165\u4ee5\u4e0b\u5185\u5bb9\uff0c\u4fdd\u5b58\u9000\u51fa<\/p>\n<p>0 23 * * * find \/share\/fax\/change -mtime +7 -print|xargs rm -rf<\/p>\n<p>\u7f16\u5199shell \uff0c\u6216\u8005\u662f\u4f7f\u7528crond\u8fdb\u884c\u4efb\u52a1\u64cd\u4f5c\u7684<\/p>\n<p>\u770b\u4e00\u4e0b\u5594\u7684\u7f51\u540d\u5427\uff0c \u65e5\u540e\u9047\u5230\u8fd9\u79cd\u95ee\u9898\uff0c \u90fd\u65b9\u4fbf\u89e3\u51b3\u3002<\/p>\n<p>\u5173\u4e8elinux 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\/>\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\u64cd\u4f5c\u7cfb\u7edf\u662f\u4f17\u6240\u5468\u77e5\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b83\u7684\u6587\u4ef6\u7cfb\u7edf\u66f4\u52a0\u7075\u6d3b\uff0c\u53ef\u4ee5\u8f7b\u677e\u7ba1\u7406\u6587\u4ef6\u548c\u76ee\u5f55\u3002\u800c\u5bf9\u4e8e\u5f00\u53d1\u8005\u548c\u7ba1\u7406\u5458 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