{"id":66705,"date":"2026-01-27T11:49:53","date_gmt":"2026-01-27T03:49:53","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/66705.html"},"modified":"2026-01-27T11:49:53","modified_gmt":"2026-01-27T03:49:53","slug":"linux-%e8%bf%9b%e7%a8%8b%e4%b8%8e%e8%ae%a1%e5%88%92%e4%bb%bb%e5%8a%a1%e7%ae%a1%e7%90%86%e5%ae%9e%e7%94%a8%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/66705.html","title":{"rendered":"Linux 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src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127034946-697835da8f30b.png\" 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-9\u5f3a\u5236\u6e05\u7406\u3002<\/p>\n<\/li>\n<li>\n<p>&lt;&#xff08;\u9ad8\u4f18\u5148\u7ea7&#xff09;&#xff1a;\u7cfb\u7edf\u4f18\u5148\u5206\u914d\u8d44\u6e90\u7684\u8fdb\u7a0b\u3002<\/p>\n<\/li>\n<li>\n<p>N&#xff08;\u4f4e\u4f18\u5148\u7ea7&#xff09;&#xff1a;\u8d44\u6e90\u5206\u914d\u4f18\u5148\u7ea7\u8f83\u4f4e\u7684\u8fdb\u7a0b\u3002<\/p>\n<\/li>\n<\/ul>\n<h3>\u56db\u3001\u8ba1\u5212\u4efb\u52a1\u7ba1\u7406<\/h3>\n<p>\u8ba1\u5212\u4efb\u52a1\u7528\u4e8e\u81ea\u52a8\u5316\u6267\u884c\u91cd\u590d\u64cd\u4f5c&#xff08;\u5982\u5907\u4efd\u3001\u65e5\u5fd7\u6e05\u7406&#xff09;&#xff0c;\u65e0\u9700\u4eba\u5de5\u5e72\u9884&#xff0c;\u6838\u5fc3\u5de5\u5177\u4e3aat&#xff08;\u4e00\u6b21\u6027\u4efb\u52a1&#xff09;\u548ccrontab&#xff08;\u5468\u671f\u6027\u4efb\u52a1&#xff09;\u3002<\/p>\n<h4>&#xff08;\u4e00&#xff09;\u4e00\u6b21\u6027\u4efb\u52a1&#xff1a;at\u547d\u4ee4<\/h4>\n<h6>\u4f7f\u7528at\u9700\u8981\u5148\u5b89\u88c5\u76f8\u5173\u8f6f\u4ef6\u5305\u00a0 \u00a0\u00a0<\/h6>\n<p>dny -y install at    &#xff08;\u5b89\u88c5&#xff09;<\/p>\n<p>systemctl start atd\u00a0 \u00a0&#xff08;\u542f\u52a8&#xff09;<\/p>\n<p>date &#xff08;\u67e5\u770b\u65e5\u671f&#xff09; <\/p>\n<p>\u9002\u7528\u4e8e\u53ea\u6267\u884c\u4e00\u6b21\u7684\u64cd\u4f5c&#xff08;\u5982\u5b9a\u65f6\u5173\u673a\u3001\u4e34\u65f6\u5907\u4efd&#xff09;&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u524d\u63d0&#xff1a;\u542f\u52a8atd\u670d\u52a1&#xff08;systemctl start atd&#xff09;&#xff0c;\u786e\u4fdd\u4efb\u52a1\u80fd\u6b63\u5e38\u89e6\u53d1\u3002<\/p>\n<\/li>\n<li>\n<p>\u57fa\u672c\u7528\u6cd5&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u8f93\u5165at \u65f6\u95f4&#xff0c;\u6bd4\u5982at 22:30&#xff08;\u5f53\u592922:30&#xff09;\u6216at 10:00 2025-12-31&#xff08;\u6307\u5b9a\u65e5\u671f\u65f6\u95f4&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u8fdb\u5165\u4efb\u52a1\u7f16\u8f91\u754c\u9762&#xff0c;\u8f93\u5165\u8981\u6267\u884c\u7684\u547d\u4ee4&#xff08;\u6bd4\u5982shutdown -h now\u5173\u673a&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u6309Ctrl&#043;D\u63d0\u4ea4\u4efb\u52a1\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7ba1\u7406\u547d\u4ee4&#xff1a;atq\u67e5\u770b\u5f85\u6267\u884c\u4efb\u52a1&#xff0c;atrm \u4efb\u52a1\u7f16\u53f7\u5220\u9664\u4efb\u52a1\u3002<\/p>\n<\/li>\n<\/ul>\n<h4 style=\"text-align:center\"><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260127034947-697835db21cf4.png\" \/><\/h4>\n<h4>&#xff08;\u4e8c&#xff09;\u5468\u671f\u6027\u4efb\u52a1&#xff1a;crontab\u547d\u4ee4<\/h4>\n<p>\u9002\u7528\u4e8e\u91cd\u590d\u6267\u884c\u7684\u64cd\u4f5c&#xff08;\u5982\u6bcf\u65e5\u5907\u4efd\u3001\u6bcf\u5468\u6e05\u7406\u65e5\u5fd7&#xff09;&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u524d\u63d0&#xff1a;\u542f\u52a8crond\u670d\u52a1&#xff08;systemctl start crond&#xff09;&#xff0c;\u7cfb\u7edf\u9ed8\u8ba4\u81ea\u542f\u3002<\/p>\n<\/li>\n<\/ul>\n<h3><span style=\"color:#98c091\">\u7cfb\u7edf\u4efb\u52a1\u914d\u7f6e\u6587\u4ef6&#xff1a;\/etc\/crontab<\/span><\/h3>\n<h3><span style=\"color:#98c091\">\u7528\u6237cron\u4efb\u52a1\u7684\u914d\u7f6e\u6587\u4ef6\u5b58\u653e\u76ee\u5f55&#xff1a;\/var\/spool\/cron<\/span><\/h3>\n<h5>1. \u6838\u5fc3\u914d\u7f6e\u683c\u5f0f<\/h5>\n<p>\u6bcf\u6761\u4efb\u52a1\u5360\u4e00\u884c&#xff0c;\u683c\u5f0f\u4e3a&#xff1a;\u5206\u949f \u5c0f\u65f6 \u65e5\u671f \u6708\u4efd \u661f\u671f \u547d\u4ee4<\/p>\n<ul>\n<li>\n<p>\u53d6\u503c\u8303\u56f4&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5206\u949f&#xff1a;0-59 \u5c0f\u65f6&#xff1a;0-23 \u65e5\u671f&#xff1a;1-31 \u6708\u4efd&#xff1a;1-12 \u661f\u671f&#xff1a;0-6&#xff08;0\u4ee3\u8868\u5468\u65e5&#xff09;<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7279\u6b8a\u7b26\u53f7&#xff1a;<\/p>\n<ul>\n<li>\n<p>*&#xff1a;\u4efb\u610f\u65f6\u95f4&#xff08;\u6bd4\u5982\u5c0f\u65f6\u4f4d\u586b*&#xff0c;\u8868\u793a\u6bcf\u5c0f\u65f6&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>-&#xff1a;\u8fde\u7eed\u8303\u56f4&#xff08;\u6bd4\u59821-5&#xff0c;\u8868\u793a\u5468\u4e00\u5230\u5468\u4e94&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>,&#xff1a;\u79bb\u6563\u65f6\u95f4&#xff08;\u6bd4\u59823,6,9&#xff0c;\u8868\u793a3\u70b9\u30016\u70b9\u30019\u70b9&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\/&#xff1a;\u95f4\u9694\u9891\u7387&#xff08;\u6bd4\u5982*\/10&#xff0c;\u8868\u793a\u6bcf10\u5206\u949f&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>2. \u5e38\u7528\u547d\u4ee4<\/h5>\n<ul>\n<li>\n<p>crontab -e&#xff1a;\u7f16\u8f91\u5f53\u524d\u7528\u6237\u7684\u8ba1\u5212\u4efb\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p>crontab -l&#xff1a;\u67e5\u770b\u5f53\u524d\u7528\u6237\u7684\u8ba1\u5212\u4efb\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p>crontab -r&#xff1a;\u6e05\u7a7a\u5f53\u524d\u7528\u6237\u7684\u6240\u6709\u8ba1\u5212\u4efb\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p>crontab -u &#xff1a;\u6307\u5b9a\u6240\u7ba1\u7406\u7684\u8ba1\u5212\u4efb\u52a1\u5c5e\u4e8e\u54ea\u4e2a\u7528\u6237&#xff0c;\u9ed8\u8ba4\u662f\u9488\u5bf9\u5f53\u524d\u7528\u6237&#xff08;\u81ea\u5df1&#xff09;&#xff0c;\u4e00\u822c\u53ea\u6709root\u7528\u6237\u6709\u6743\u9650\u4f7f\u7528\u6b64\u9009\u9879&#xff08;\u7528\u4e8e\u7f16\u8f91&#xff0c;\u5220\u9664\u4e0e\u5176\u4ed6\u7528\u6237\u7684\u8ba1\u5212\u4efb\u52a1&#xff09;<\/p>\n<\/li>\n<\/ul>\n<h5>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u6267\u884c\u547d\u4ee4\u9700\u8f93\u5165\u7edd\u5bf9\u8def\u5f84&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;&#xff01;<\/h5>\n<h5>3. \u5b9e\u7528\u793a\u4f8b<\/h5>\n<ul>\n<li>\n<p>\u6bcf\u59297:30\u542f\u52a8SSH\u670d\u52a1&#xff1a;30 7 * * * \/usr\/bin\/systemctl start sshd<\/p>\n<\/li>\n<li>\n<p>\u6bcf\u5468\u516d23:00\u6e05\u7406\/tmp\u76ee\u5f55&#xff1a;0 23 * * 6 \/usr\/bin\/rm -rf \/tmp\/*<\/p>\n<\/li>\n<li>\n<p>\u6bcf5\u5929\u5907\u4efd\u4e00\u6b21\/etc\u76ee\u5f55&#xff1a;0 0 *\/5 * * \/usr\/bin\/tar -czf \/backup\/etc_$(date &#043;%Y%m%d).tar.gz \/etc<\/p>\n<\/li>\n<\/ul>\n<h3>\u8865\u5145\u77e5\u8bc6\u70b9&#xff1a;\u8ba1\u5212\u4efb\u52a1\u6ce8\u610f\u4e8b\u9879<\/h3>\n<li>\n<p>\u547d\u4ee4\u5fc5\u987b\u5199\u7edd\u5bf9\u8def\u5f84&#xff08;\u6bd4\u5982\/usr\/bin\/cp\u800c\u975ecp&#xff09;&#xff0c;\u907f\u514d\u56e0\u73af\u5883\u53d8\u91cf\u95ee\u9898\u6267\u884c\u5931\u8d25\u3002<\/p>\n<\/li>\n<li>\n<p>\u907f\u514d\u8bbe\u7f6e\u8fc7\u4e8e\u9891\u7e41\u7684\u4efb\u52a1&#xff08;\u5982\u6bcf\u5206\u949f\u6267\u884c\u4e00\u6b21&#xff09;&#xff0c;\u9632\u6b62\u5360\u7528\u8fc7\u591a\u7cfb\u7edf\u8d44\u6e90\u3002<\/p>\n<\/li>\n<li>\n<p>\u654f\u611f\u64cd\u4f5c&#xff08;\u5982\u5220\u9664\u6587\u4ef6&#xff09;\u5efa\u8bae\u5148\u6d4b\u8bd5\u547d\u4ee4\u6709\u6548\u6027&#xff0c;\u518d\u5199\u5165\u8ba1\u5212\u4efb\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p>\u666e\u901a\u7528\u6237\u53ea\u80fd\u8bbe\u7f6e\u81ea\u5df1\u6743\u9650\u8303\u56f4\u5185\u7684\u4efb\u52a1&#xff0c;root\u7528\u6237\u53ef\u7ba1\u7406\u6240\u6709\u7528\u6237\u7684\u8ba1\u5212\u4efb\u52a1&#xff08;crontab -u \u7528\u6237\u540d -e&#xff09;\u3002<\/p>\n<\/li>\n<h3>\u4e94\u3001\u6838\u5fc3\u603b\u7ed3<\/h3>\n<li>\n<p>\u8fdb\u7a0b\u7ba1\u7406&#xff1a;\u7528ps\u67e5\u9759\u6001\u4fe1\u606f\u3001top\u770b\u52a8\u6001\u72b6\u6001&#xff0c;\u7528kill\/killall\u7ec8\u6b62\u5f02\u5e38\u8fdb\u7a0b&#xff0c;\u7075\u6d3b\u8fd0\u7528\u524d\u540e\u53f0\u5207\u6362\u63d0\u5347\u64cd\u4f5c\u6548\u7387\u3002<\/p>\n<\/li>\n<li>\n<p>\u8ba1\u5212\u4efb\u52a1&#xff1a;\u4e00\u6b21\u6027\u4efb\u52a1\u7528at&#xff0c;\u5468\u671f\u6027\u4efb\u52a1\u7528crontab&#xff0c;\u638c\u63e1\u65f6\u95f4\u683c\u5f0f\u548c\u7b26\u53f7\u7528\u6cd5&#xff0c;\u5373\u53ef\u5b9e\u73b0\u81ea\u52a8\u5316\u8fd0\u7ef4\u3002<\/p>\n<\/li>\n<li>\n<p>\u5173\u952e\u539f\u5219&#xff1a;\u64cd\u4f5c\u524d\u786e\u8ba4\u8fdb\u7a0b\/PID&#xff0c;\u8ba1\u5212\u4efb\u52a1\u4f18\u5148\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84&#xff0c;\u5b9a\u671f\u68c0\u67e5\u4efb\u52a1\u6267\u884c\u7ed3\u679c&#xff0c;\u786e\u4fdd\u7cfb\u7edf\u7a33\u5b9a\u9ad8\u6548\u8fd0\u884c\u3002<\/p>\n<\/li>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u8fdb\u7a0b\u7ba1\u7406\u57fa\u7840\u8ba4\u77e5<br \/>\n\u8fdb\u7a0b\u662fLinux\u7cfb\u7edf\u4e2d\u6b63\u5728\u6267\u884c\u7684\u7a0b\u5e8f\u5b9e\u4f8b&#xff0c;\u662f\u8d44\u6e90\u5206\u914d\u548c\u4efb\u52a1\u8c03\u5ea6\u7684\u57fa\u672c\u5355\u4f4d\u3002\u4e0e\u9759\u6001\u5b58\u50a8\u5728\u786c\u76d8\u4e0a\u7684\u7a0b\u5e8f\u4e0d\u540c&#xff0c;\u8fdb\u7a0b\u4f1a\u5360\u7528CPU\u3001\u5185\u5b58\u7b49\u7cfb\u7edf\u8d44\u6e90&#xff0c;\u5e76\u5728\u751f\u547d\u5468\u671f\u4e2d\u5448\u73b0\u4e0d\u540c\u72b6\u6001&#xff08;\u8fd0\u884c\u3001\u4f11\u7720\u3001\u50f5\u6b7b\u7b49&#xff09;\u3002\u5408\u7406\u7ba1\u7406\u8fdb\u7a0b\u80fd\u907f\u514d\u8d44\u6e90\u6d6a\u8d39\u3001\u89e3\u51b3\u7a0b\u5e8f\u5361\u6b7b\u95ee\u9898&#xff0c;\u4fdd\u969c\u7cfb\u7edf\u7a33\u5b9a\u8fd0\u884c\u3002<br \/>\n\u4e8c\u3001\u5e38\u7528\u8fdb\u7a0b\u67e5\u770b\u547d\u4ee4&#xff08;\u7b80\u6613\u7248&#xff09;<br 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property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linux \u8fdb\u7a0b\u4e0e\u8ba1\u5212\u4efb\u52a1\u7ba1\u7406\u5b9e\u7528\u6307\u5357 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u4e00\u3001\u8fdb\u7a0b\u7ba1\u7406\u57fa\u7840\u8ba4\u77e5 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