{"id":26419,"date":"2022-08-23T23:26:41","date_gmt":"2023-12-06T23:58:06","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/cron%e6%98%af%e4%b8%80%e4%b8%aa%e7%94%a8%e4%ba%8e%e5%9c%a8unix%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f%e4%b8%ad%e8%87%aa%e5%8a%a8%e6%89%a7%e8%a1%8c%e4%bb%bb%e5%8a%a1%e7%9a%84%e5%b7%a5%e5%85%b7%e3%80%82-3\/"},"modified":"2025-08-11T21:09:39","modified_gmt":"2025-08-11T13:09:39","slug":"cron%e6%98%af%e4%b8%80%e4%b8%aa%e7%94%a8%e4%ba%8e%e5%9c%a8unix%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f%e4%b8%ad%e8%87%aa%e5%8a%a8%e6%89%a7%e8%a1%8c%e4%bb%bb%e5%8a%a1%e7%9a%84%e5%b7%a5%e5%85%b7%e3%80%82-3","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/cron%e6%98%af%e4%b8%80%e4%b8%aa%e7%94%a8%e4%ba%8e%e5%9c%a8unix%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f%e4%b8%ad%e8%87%aa%e5%8a%a8%e6%89%a7%e8%a1%8c%e4%bb%bb%e5%8a%a1%e7%9a%84%e5%b7%a5%e5%85%b7%e3%80%82-3\/","title":{"rendered":"cron\u662f\u4e00\u4e2a\u7528\u4e8e\u5728Unix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u81ea\u52a8\u6267\u884c\u4efb\u52a1\u7684\u5de5\u5177"},"content":{"rendered":"<h3>\u9996\u5148<\/h3>\n<p>cron\u662f\u4e00\u4e2a\u5b88\u62a4\u7a0b\u5e8f\uff0c\u5b83\u53ef\u4ee5\u8bbe\u7f6e\u4e00\u4e2a\u5b9a\u65f6\u5668\uff0c\u5728\u56fa\u5b9a\u7684\u65f6\u95f4\u3001\u65e5\u671f\u548c\u661f\u671f\u51e0\u7b49\u6761\u4ef6\u4e0b\u6267\u884c\u811a\u672c\u3002\u5b83\u7ecf\u5e38\u88ab\u7528\u4e8e\u5b9a\u671f\u83b7\u53d6\u65e5\u5fd7\u7684\u573a\u666f\u3002\u5b88\u62a4\u7a0b\u5e8f\u7684\u540d\u5b57\u662fcron\uff0c\u4f46\u547d\u4ee4\u662fcrontab\u3002<\/p>\n<h3>\u73af\u5883<\/h3>\n<p>Ubuntu 20.4 can be paraphrased in natively in Chinese as &#8220;Ubuntu 20.4 \u53ef\u4ee5\u88ab\u8f6c\u8ff0\u4e3a&#8221;.<\/p>\n<h4>\u547d\u4ee4\u793a\u4f8b<\/h4>\n<p>\u68c0\u67e5cron\u7684\u5b88\u62a4\u8fdb\u7a0b\u662f\u5426\u6b63\u5728\u8fd0\u884c\u3002\u5728Ubuntu\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5df2\u542f\u52a8\u3002<\/p>\n<pre class=\"post-pre\"><code>$service --status-all | grep cron\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code>$crontab -l\r\n<\/code><\/pre>\n<p>\u8bf7\u8c28\u614e\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff0c\u8be5\u547d\u4ee4\u7528\u4e8e\u5220\u9664\u8bbe\u5b9a\u7684\u5185\u5bb9\uff0c\u8bf7\u52a1\u5fc5\u907f\u514d\u9519\u8bef\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>$crontab -r\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u7528\u4e8e\u7f16\u8f91\u8bbe\u5b9a\u5185\u5bb9\u7684\u547d\u4ee4\u3002\u5728\u9000\u51fa\u7f16\u8f91\u5668\u540e\uff0c\u4f1a\u8fdb\u884c\u8bed\u6cd5\u68c0\u67e5\u3002\u5982\u679c\u8bed\u6cd5\u68c0\u67e5\u6ca1\u6709\u95ee\u9898\uff0c\u5219\u4f1a\u663e\u793a&#8221;installing new crontab&#8221;\u3002 \u5982\u679c\u7f16\u8f91\u5668\u662fnano\uff0c\u53ef\u4ee5\u66f4\u6539\u4e3avi\u3002<\/p>\n<pre class=\"post-pre\"><code>$crontab -e\r\n<\/code><\/pre>\n<h3>\u8bbe\u5b9a\u793a\u4f8b<\/h3>\n<p>\u6267\u884ccrontab -e\u547d\u4ee4\u540e\uff0c\u9876\u90e8\u7684\u63cf\u8ff0\u4ee5\u82f1\u8bed\u4e66\u5199\u3002\u6309\u7167\u793a\u4f8b\u8bbe\u7f6e\uff0c\u6bcf\u5929\u5c06\u57285\u70b90\u5206\u6267\u884c\u547d\u4ee4\u3002<\/p>\n<p>\u8bbe\u7f6e\u6587\u4ef6\u683c\u5f0f\u4e3a\u201c* * * * * \u547d\u4ee4\u201d\u3002\u661f\u53f7\u90e8\u5206\u4f9d\u6b21\u8868\u793a\u201c\u5206\u949f\u3001\u5c0f\u65f6\u3001\u65e5\u671f\u3001\u6708\u4efd\u3001\u661f\u671f\u201d\u3002<\/p>\n<pre class=\"post-pre\"><code>For example, you can run a backup of all your user accounts\r\n# at 5 a.m every week with:\r\n# 0 5 * * 1 tar -zcf \/var\/backups\/home.tgz \/home\/\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u6bcf\u670820\u65e523:59\u6267\u884c\u7684\u793a\u4f8b\u3002\u65f6\u95f4\u4ee524\u5c0f\u65f6\u5236\u8868\u793a\u3002\u5982\u679c\u8bbe\u7f6e\u4e3a12\uff0c\u8868\u793a\u4e2d\u534812\u70b9\u3002<\/p>\n<pre class=\"post-pre\"><code>59 23 20 * * .\/home\/hoge.sh\r\n<\/code><\/pre>\n<p>\u6bcf\u5468\u4e94\u4e0b\u53485\u70b9\u6267\u884c\u7684\u4e00\u4e2a\u4f8b\u5b50\u3002<\/p>\n<pre class=\"post-pre\"><code>00 17 * * 5 .\/home\/hoge.sh\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u6bcf5\u5206\u949f\u6267\u884c\u4e00\u6b21\u7684\u793a\u4f8b\u3002\/ \u659c\u7ebf\u540e\u9762\u7684\u662f\u591a\u5c11\u5206\u949f\u95f4\u9694\uff1f<\/p>\n<pre class=\"post-pre\"><code>*\/5 * * * * .\/home\/hoge.sh\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u6bcf\u592911\u70b9\u6267\u884c\u7684\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code>0 11 * * * .\/home\/hoge.sh\r\n<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u60f3\u6267\u884cRuby\u811a\u672c\uff0c\u5373\u4f7f\u8fdb\u884c\u4e86\u8fd9\u6837\u7684\u8bbe\u7f6e\uff0c\u5b83\u4e5f\u4e0d\u4f1a\u6267\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>1 12 * * * ruby $HOME\/hoge.rb \r\n<\/code><\/pre>\n<p>\u5982\u679c\u8981\u8fd0\u884cRuby\u811a\u672c\uff0c\u5219\u9700\u8981\u6307\u5b9aRuby\u7684\u5b8c\u6574\u8def\u5f84\u3002\u53ef\u4ee5\u4f7f\u7528which\u547d\u4ee4\u6765\u67e5\u627eRuby\u7684\u8def\u5f84\u3002<\/p>\n<pre class=\"post-pre\"><code>1 11 * * * ruby \/usr\/local\/rbenv\/shims\/ruby $HOME\/hoge.rb\r\n<\/code><\/pre>\n<h3>\u5173\u4e8e\u65e5\u5fd7<\/h3>\n<p>\u5f53\u8fd0\u884ccron\u65f6\uff0ccron.log\u6587\u4ef6\u7684\u5927\u5c0f\u4f1a\u4e0d\u65ad\u589e\u957f\u3002\u901a\u8fc7\u8fd9\u79cd\u8bbe\u7f6e\uff0c\u65e5\u5fd7\u5c06\u5728\u6bcf\u4e2a\u6708\u7684\u7b2c\u4e00\u5929\u6e05\u7a7a\u3002<\/p>\n<pre class=\"post-pre\"><code>* * 1 * * sudo cp \/dev\/null \/var\/log\/cron.log\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5728\u5468\u4e00\u81f3\u5468\u4e94\u768412\u70b91\u5206\u6267\u884cRuby\u811a\u672c\u7684\u793a\u4f8b\u3002\u5982\u679c\u51fa\u73b0\u9519\u8bef\uff0c\u5c06\u8f93\u51fa\u65e5\u5fd7\u3002<\/p>\n<pre class=\"post-pre\"><code>1 12 * * 1-5 cd $HOME &amp;&amp; \/usr\/local\/rbenv\/shims\/ruby hoge.rb &gt;&gt; .\/log_hoge.log\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 cron\u662f\u4e00\u4e2a\u5b88\u62a4\u7a0b\u5e8f\uff0c\u5b83\u53ef\u4ee5\u8bbe\u7f6e\u4e00\u4e2a\u5b9a\u65f6\u5668\uff0c\u5728\u56fa\u5b9a\u7684\u65f6\u95f4\u3001\u65e5\u671f\u548c\u661f\u671f\u51e0\u7b49\u6761\u4ef6\u4e0b\u6267\u884c\u811a\u672c\u3002\u5b83\u7ecf\u5e38\u88ab\u7528\u4e8e\u5b9a [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-26419","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>cron\u662f\u4e00\u4e2a\u7528\u4e8e\u5728Unix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u81ea\u52a8\u6267\u884c\u4efb\u52a1\u7684\u5de5\u5177 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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content=\"\u5173\u4e8ecron\u662f\u4e00\u4e2a\u7528\u4e8e\u5728Unix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u81ea\u52a8\u6267\u884c\u4efb\u52a1\u7684\u5de5\u5177\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/cron\u662f\u4e00\u4e2a\u7528\u4e8e\u5728unix\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u81ea\u52a8\u6267\u884c\u4efb\u52a1\u7684\u5de5\u5177\u3002-3\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-12-06T23:58:06+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-11T13:09:39+00:00\" \/>\n<meta name=\"author\" content=\"\u9038, \u79d1\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u9038, \u79d1\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta 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