{"id":43144,"date":"2024-10-04T18:41:28","date_gmt":"2024-10-04T10:41:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43144\/"},"modified":"2024-10-04T18:41:28","modified_gmt":"2024-10-04T10:41:28","slug":"centos-7-%e8%a8%88%e5%8a%83%e4%bb%bb%e5%8b%99%e7%ae%a1%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43144\/","title":{"rendered":"CentOS 7 \u8a08\u5283\u4efb\u52d9\u7ba1\u7406"},"content":{"rendered":"<h1 id=\"centos-7-%e8%a8%88%e5%8a%83%e4%bb%bb%e5%8b%99%e7%ae%a1%e7%90%86-DhDEmKCZvS\">CentOS 7 \u8a08\u5283\u4efb\u52d9\u7ba1\u7406<\/h1>\n<p>\u5728\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0c\u8a08\u5283\u4efb\u52d9\u662f\u4e00\u9805\u91cd\u8981\u7684\u529f\u80fd\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528 CentOS 7 \u9019\u6a23\u7684 Linux \u767c\u884c\u7248\u6642\u3002\u8a08\u5283\u4efb\u52d9\u53ef\u4ee5\u81ea\u52d5\u57f7\u884c\u5b9a\u671f\u7684\u4efb\u52d9\uff0c\u5f9e\u800c\u6e1b\u5c11\u4eba\u5de5\u5e72\u9810\uff0c\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e CentOS 7 \u4e2d\u7684\u8a08\u5283\u4efb\u52d9\u7ba1\u7406\uff0c\u5305\u62ec\u5982\u4f55\u4f7f\u7528 cron \u548c at \u547d\u4ee4\u4f86\u8a2d\u7f6e\u548c\u7ba1\u7406\u8a08\u5283\u4efb\u52d9\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%a8%88%e5%8a%83%e4%bb%bb%e5%8b%99%ef%bc%9f-DhDEmKCZvS\">\u4ec0\u9ebc\u662f\u8a08\u5283\u4efb\u52d9\uff1f<\/h2>\n<p>\u8a08\u5283\u4efb\u52d9\u662f\u6307\u5728\u7279\u5b9a\u6642\u9593\u6216\u4ee5\u7279\u5b9a\u983b\u7387\u81ea\u52d5\u57f7\u884c\u7684\u4efb\u52d9\u3002\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u9019\u901a\u5e38\u662f\u901a\u904e cron \u548c at \u9019\u5169\u500b\u5de5\u5177\u4f86\u5be6\u73fe\u7684\u3002cron \u7528\u65bc\u5b9a\u671f\u57f7\u884c\u4efb\u52d9\uff0c\u800c at \u5247\u7528\u65bc\u4e00\u6b21\u6027\u57f7\u884c\u4efb\u52d9\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-cron-%e9%80%b2%e8%a1%8c%e8%a8%88%e5%8a%83%e4%bb%bb%e5%8b%99%e7%ae%a1%e7%90%86-DhDEmKCZvS\">\u4f7f\u7528 cron \u9032\u884c\u8a08\u5283\u4efb\u52d9\u7ba1\u7406<\/h2>\n<p>cron \u662f\u4e00\u500b\u57fa\u65bc\u6642\u9593\u7684\u4f5c\u696d\u8abf\u5ea6\u5668\uff0c\u5141\u8a31\u7528\u6236\u5728\u6307\u5b9a\u7684\u6642\u9593\u81ea\u52d5\u57f7\u884c\u547d\u4ee4\u6216\u8173\u672c\u3002\u8981\u4f7f\u7528 cron\uff0c\u9996\u5148\u9700\u8981\u7de8\u8f2f crontab \u6587\u4ef6\u3002<\/p>\n<h3 id=\"%e7%b7%a8%e8%bc%af-crontab-%e6%96%87%e4%bb%b6-DhDEmKCZvS\">\u7de8\u8f2f crontab \u6587\u4ef6<\/h3>\n<p>\u8981\u7de8\u8f2f crontab \u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>crontab -e<\/code><\/pre>\n<p>\u9019\u5c07\u6253\u958b\u4e00\u500b\u7de8\u8f2f\u5668\uff0c\u60a8\u53ef\u4ee5\u5728\u5176\u4e2d\u6dfb\u52a0\u8a08\u5283\u4efb\u52d9\u3002\u6bcf\u4e00\u884c\u7684\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<pre><code>\u5206 \u6642 \u65e5 \u6708 \u661f\u671f \u547d\u4ee4<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u5e0c\u671b\u6bcf\u5929\u51cc\u6668 1 \u9ede\u57f7\u884c\u4e00\u500b\u5099\u4efd\u8173\u672c\uff0c\u53ef\u4ee5\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>0 1 * * * \/path\/to\/backup.sh<\/code><\/pre>\n<h3 id=\"crontab-%e7%9a%84%e6%99%82%e9%96%93%e5%ad%97%e6%ae%b5%e8%a7%a3%e9%87%8b-DhDEmKCZvS\">crontab \u7684\u6642\u9593\u5b57\u6bb5\u89e3\u91cb<\/h3>\n<ul>\n<li><strong>\u5206\uff1a<\/strong>0-59<\/li>\n<li><strong>\u6642\uff1a<\/strong>0-23<\/li>\n<li><strong>\u65e5\uff1a<\/strong>1-31<\/li>\n<li><strong>\u6708\uff1a<\/strong>1-12<\/li>\n<li><strong>\u661f\u671f\uff1a<\/strong>0-7\uff080 \u548c 7 \u90fd\u4ee3\u8868\u661f\u671f\u65e5\uff09<\/li>\n<\/ul>\n<h3 id=\"%e6%9f%a5%e7%9c%8b%e5%92%8c%e5%88%aa%e9%99%a4%e8%a8%88%e5%8a%83%e4%bb%bb%e5%8b%99-DhDEmKCZvS\">\u67e5\u770b\u548c\u522a\u9664\u8a08\u5283\u4efb\u52d9<\/h3>\n<p>\u8981\u67e5\u770b\u7576\u524d\u7684\u8a08\u5283\u4efb\u52d9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>crontab -l<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664 crontab \u4e2d\u7684\u6240\u6709\u4efb\u52d9\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>crontab -r<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8-at-%e9%80%b2%e8%a1%8c%e4%b8%80%e6%ac%a1%e6%80%a7%e4%bb%bb%e5%8b%99%e7%ae%a1%e7%90%86-DhDEmKCZvS\">\u4f7f\u7528 at \u9032\u884c\u4e00\u6b21\u6027\u4efb\u52d9\u7ba1\u7406<\/h2>\n<p>at \u547d\u4ee4\u5141\u8a31\u7528\u6236\u5b89\u6392\u4e00\u6b21\u6027\u4efb\u52d9\u3002\u8207 cron \u4e0d\u540c\uff0cat \u4e3b\u8981\u7528\u65bc\u5728\u7279\u5b9a\u6642\u9593\u57f7\u884c\u4efb\u52d9\uff0c\u800c\u4e0d\u662f\u5b9a\u671f\u57f7\u884c\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-at-%e5%91%bd%e4%bb%a4-DhDEmKCZvS\">\u4f7f\u7528 at \u547d\u4ee4<\/h3>\n<p>\u8981\u4f7f\u7528 at \u547d\u4ee4\uff0c\u9996\u5148\u9700\u8981\u78ba\u4fdd atd \u670d\u52d9\u6b63\u5728\u904b\u884c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5 atd \u670d\u52d9\uff1a<\/p>\n<pre><code>systemctl start atd<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 at \u547d\u4ee4\u4f86\u5b89\u6392\u4efb\u52d9\u3002\u4f8b\u5982\uff0c\u8981\u5728\u660e\u5929\u4e0a\u5348 10 \u9ede\u57f7\u884c\u4e00\u500b\u8173\u672c\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>echo \"\/path\/to\/script.sh\" | at 10:00 tomorrow<\/code><\/pre>\n<h3 id=\"%e6%9f%a5%e7%9c%8b%e5%92%8c%e5%88%aa%e9%99%a4-at-%e4%bb%bb%e5%8b%99-DhDEmKCZvS\">\u67e5\u770b\u548c\u522a\u9664 at \u4efb\u52d9<\/h3>\n<p>\u8981\u67e5\u770b\u7576\u524d\u7684 at \u4efb\u52d9\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>atq<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664\u67d0\u500b\u4efb\u52d9\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>atrm <\/code><\/pre>\n<p>\u5176\u4e2d  \u662f atq \u547d\u4ee4\u986f\u793a\u7684\u4efb\u52d9 ID\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DhDEmKCZvS\">\u7e3d\u7d50<\/h2>\n<p>\u5728 CentOS 7 \u4e2d\uff0c\u8a08\u5283\u4efb\u52d9\u7ba1\u7406\u662f\u4f3a\u670d\u5668\u7ba1\u7406\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002\u901a\u904e\u4f7f\u7528 cron \u548c at \u547d\u4ee4\uff0c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u4ee5\u6709\u6548\u5730\u81ea\u52d5\u5316\u5404\u7a2e\u4efb\u52d9\uff0c\u5f9e\u800c\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002\u7121\u8ad6\u662f\u5b9a\u671f\u5099\u4efd\u9084\u662f\u4e00\u6b21\u6027\u4efb\u52d9\uff0c\u9019\u4e9b\u5de5\u5177\u90fd\u80fd\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7ba1\u7406\u4f3a\u670d\u5668\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u60a8\u90fd\u53ef\u4ee5\u5728\u6211\u5011\u7684\u7db2\u7ad9\u4e0a\u627e\u5230\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3CentOS 7\u7684\u8a08\u5283\u4efb\u52d9\u7ba1\u7406\uff0c\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528cron\u548cat\u547d\u4ee4\u81ea\u52d5\u5316\u4efb\u52d9\uff0c\u63d0\u9ad8\u7cfb\u7d71\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-43144","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=43144"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43144\/revisions"}],"predecessor-version":[{"id":43145,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43144\/revisions\/43145"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}