{"id":51635,"date":"2024-12-03T14:49:00","date_gmt":"2024-12-03T06:49:00","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51635\/"},"modified":"2024-12-03T14:49:00","modified_gmt":"2024-12-03T06:49:00","slug":"%e6%8e%92%e6%9f%a5linux-crontab%e9%94%99%e8%af%af%e6%97%a5%e5%bf%97%e7%9a%84%e5%ae%9e%e7%94%a8%e6%8a%80%e5%b7%a7%e5%88%86%e4%ba%ab","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51635\/","title":{"rendered":"\u6392\u67e5Linux Crontab\u9519\u8bef\u65e5\u5fd7\u7684\u5b9e\u7528\u6280\u5de7\u5206\u4eab"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u6392\u67e5Linux Crontab\u9519\u8bef\u65e5\u5fd7\u7684\u5b9e\u7528\u6280\u5de7\u5206\u4eab<\/h1>\n<p>\u5728 Linux \u7cfb\u7edf\u4e2d\uff0cCrontab \u662f\u7528\u4e8e\u7ba1\u7406\u5b9a\u65f6\u4efb\u52a1\u7684\u5e38\u7528\u5de5\u5177\u3002\u7136\u800c\uff0c\u4f7f\u7528 Crontab \u65f6\u53ef\u80fd\u5076\u5c14\u4f1a\u51fa\u73b0\u9519\u8bef\u3002\u672c\u6587\u5c06\u63d0\u4f9b\u4e00\u4e9b\u5b9e\u7528\u7684\u6280\u5de7\u6765\u6392\u67e5 Crontab \u9519\u8bef\u65e5\u5fd7\uff0c\u5305\u62ec\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u3001\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u3001\u9a8c\u8bc1\u6267\u884c\u8def\u5f84\u3001\u8bb0\u5f55\u9519\u8bef\u65e5\u5fd7\u548c\u68c0\u67e5\u6587\u4ef6\u6743\u9650\u3002\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6280\u5de7\uff0c\u7528\u6237\u53ef\u4ee5\u6709\u6548\u5730\u5b9a\u4f4d\u548c\u89e3\u51b3 Crontab \u9519\u8bef\uff0c\u786e\u4fdd\u5b9a\u65f6\u4efb\u52a1\u987a\u5229\u6267\u884c\u3002<\/p>\n<p>Linux Crontab\u9519\u8bef\u65e5\u5fd7\u6392\u67e5\u6280\u5de7\u5206\u4eab<\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0cCrontab\u662f\u4e00\u79cd\u975e\u5e38\u5e38\u7528\u7684\u5b9a\u65f6\u4efb\u52a1\u7ba1\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9a\u671f\u6267\u884c\u7279\u5b9a\u7684\u4efb\u52a1\u3002\u7136\u800c\uff0c\u6709\u65f6\u5019\u5728\u4f7f\u7528Crontab\u65f6\u4f1a\u9047\u5230\u4e00\u4e9b\u9519\u8bef\uff0c\u9700\u8981\u53ca\u65f6\u6392\u67e5\u548c\u89e3\u51b3\u3002\u672c\u6587\u5c06\u5206\u4eab\u4e00\u4e9b\u6392\u67e5Crontab\u9519\u8bef\u65e5\u5fd7\u7684\u6280\u5de7\uff0c\u4ee5\u53ca\u5982\u4f55\u901a\u8fc7\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u6765\u5b9a\u4f4d\u548c\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n<ol>\n<li>\u67e5\u770bCrontab\u65e5\u5fd7<br \/>\u9996\u5148\uff0c\u6211\u4eec\u53ef\u4ee5\u67e5\u770bCrontab\u7684\u65e5\u5fd7\u6587\u4ef6\u6765\u6392\u67e5\u95ee\u9898\u3002\u901a\u5e38\uff0cCrontab\u7684\u65e5\u5fd7\u6587\u4ef6\u4f4d\u4e8e\/var\/log\/cron\u6216\/var\/log\/syslog\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u6700\u65b0\u7684Crontab\u6267\u884c\u65e5\u5fd7\uff1a<\/li>\n<\/ol>\n<pre>tail \/var\/log\/cron<\/pre>\n<p>\u5982\u679c\u6709\u9519\u8bef\u53d1\u751f\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u65e5\u5fd7\u4e2d\u627e\u5230\u76f8\u5e94\u7684\u9519\u8bef\u4fe1\u606f\uff0c\u4ece\u800c\u5b9a\u4f4d\u95ee\u9898\u6240\u5728\u3002<\/p>\n<ol>\n<li>\u68c0\u67e5Crontab\u914d\u7f6e\u6587\u4ef6<br \/>\u6709\u65f6\u5019\uff0cCrontab\u7684\u914d\u7f6e\u6587\u4ef6\u53ef\u80fd\u5b58\u5728\u9519\u8bef\uff0c\u5bfc\u81f4\u4efb\u52a1\u65e0\u6cd5\u6b63\u786e\u6267\u884c\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u7f16\u8f91Crontab\u914d\u7f6e\u6587\u4ef6\uff1a<\/li>\n<\/ol>\n<pre>crontab -e<\/pre>\n<p>\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u8bed\u6cd5\u662f\u5426\u6b63\u786e\uff0c\u786e\u4fdd\u6bcf\u4e2a\u4efb\u52a1\u90fd\u6709\u6b63\u786e\u7684\u683c\u5f0f\u548c\u53c2\u6570\u8bbe\u7f6e\u3002<\/p>\n<ol>\n<li>\u68c0\u67e5\u6267\u884c\u8def\u5f84<br \/>\u5728Crontab\u4e2d\u6267\u884c\u7684\u547d\u4ee4\u53ef\u80fd\u4f9d\u8d56\u4e8e\u7279\u5b9a\u7684\u6267\u884c\u8def\u5f84\u3002\u5982\u679c\u547d\u4ee4\u4e2d\u4f7f\u7528\u4e86\u76f8\u5bf9\u8def\u5f84\u6216\u7a0b\u5e8f\u9700\u8981\u7279\u5b9a\u7684\u73af\u5883\u53d8\u91cf\uff0c\u53ef\u80fd\u5bfc\u81f4\u4efb\u52a1\u6267\u884c\u5931\u8d25\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\uff0c\u53ef\u4ee5\u5728Crontab\u4e2d\u6307\u5b9a\u5b8c\u6574\u7684\u8def\u5f84\u6216\u8bbe\u7f6e\u9700\u8981\u7684\u73af\u5883\u53d8\u91cf\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n<pre>* * * * * source \/etc\/profile &amp;&amp; \/path\/to\/your\/command<\/pre>\n<ol>\n<li>\u8bb0\u5f55\u9519\u8bef\u65e5\u5fd7<br \/>\u4e3a\u4e86\u66f4\u597d\u5730\u6392\u67e5\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u5728Crontab\u4efb\u52a1\u4e2d\u6dfb\u52a0\u4e00\u4e9b\u65e5\u5fd7\u8bb0\u5f55\u529f\u80fd\uff0c\u5c06\u6267\u884c\u7684\u8be6\u7ec6\u4fe1\u606f\u8f93\u51fa\u5230\u6587\u4ef6\u4e2d\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n<pre>* * * * * \/path\/to\/your\/command &gt;&gt; \/path\/to\/logfile 2&gt;&amp;1<\/pre>\n<p>\u8fd9\u6837\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u8f7b\u677e\u5730\u5b9a\u4f4d\u95ee\u9898\uff0c\u5e76\u67e5\u770b\u6267\u884c\u7684\u8f93\u51fa\u4fe1\u606f\u3002<\/p>\n<ol>\n<li>\u68c0\u67e5\u6587\u4ef6\u6743\u9650<br \/>\u6709\u65f6\u5019\uff0cCrontab\u4efb\u52a1\u6267\u884c\u5931\u8d25\u662f\u56e0\u4e3a\u6587\u4ef6\u6743\u9650\u95ee\u9898\u3002\u786e\u4fddCrontab\u9700\u8981\u6267\u884c\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u5177\u6709\u6b63\u786e\u7684\u6743\u9650\u8bbe\u7f6e\uff0c\u4ee5\u53caCrontab\u670d\u52a1\u672c\u8eab\u6709\u8db3\u591f\u7684\u6743\u9650\u6765\u6267\u884c\u4efb\u52a1\u3002<\/li>\n<\/ol>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u51e0\u4e2a\u6280\u5de7\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u6392\u67e5Crontab\u9519\u8bef\u65e5\u5fd7\uff0c\u5e76\u53ca\u65f6\u89e3\u51b3\u95ee\u9898\u3002\u8bb0\u5f97\u5728\u6392\u67e5\u95ee\u9898\u65f6\u8981\u8010\u5fc3\u548c\u7ec6\u5fc3\uff0c\u9010\u4e00\u6392\u67e5\u53ef\u80fd\u7684\u539f\u56e0\uff0c\u76f4\u81f3\u627e\u5230\u95ee\u9898\u6240\u5728\u3002<\/p>\n<p>\u5e0c\u671b\u4ee5\u4e0a\u5185\u5bb9\u5bf9\u60a8\u6709\u6240\u5e2e\u52a9\uff0c\u8c22\u8c22\u9605\u8bfb\uff01<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u6392\u67e5Linux Crontab\u9519\u8bef\u65e5\u5fd7\u7684\u5b9e\u7528\u6280\u5de7\u5206\u4eab\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   \u5b57\u8282\u8df3\u52a8\u5728\u4f7f\u7528Golang\u5417\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u6392\u67e5Linux Crontab\u9519\u8bef\u65e5\u5fd7\u7684\u5b9e\u7528\u6280\u5de7\u5206\u4eab \u5728 Linux \u7cfb\u7edf\u4e2d\uff0cCrontab \u662f\u7528\u4e8e\u7ba1\u7406\u5b9a\u65f6\u4efb\u52a1\u7684\u5e38\u7528\u5de5\u5177\u3002\u7136\u800c\uff0c\u4f7f\u7528 Crontab \u65f6\u53ef\u80fd\u5076\u5c14\u4f1a\u51fa\u73b0\u9519\u8bef\u3002\u672c\u6587\u5c06\u63d0\u4f9b\u4e00\u4e9b\u5b9e\u7528\u7684\u6280\u5de7\u6765\u6392\u67e5 Crontab \u9519\u8bef\u65e5\u5fd7\uff0c\u5305\u62ec\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u3001\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u3001\u9a8c\u8bc1\u6267\u884c\u8def\u5f84\u3001\u8bb0\u5f55\u9519\u8bef\u65e5\u5fd7\u548c\u68c0\u67e5\u6587\u4ef6\u6743\u9650\u3002\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6280\u5de7\uff0c\u7528\u6237\u53ef\u4ee5\u6709\u6548\u5730\u5b9a\u4f4d\u548c\u89e3\u51b3 Crontab \u9519\u8bef\uff0c\u786e\u4fdd\u5b9a\u65f6\u4efb\u52a1\u987a\u5229\u6267\u884c\u3002 Linux Crontab\u9519\u8bef\u65e5\u5fd7\u6392\u67e5\u6280\u5de7\u5206\u4eab \u5728Linux\u7cfb\u7edf\u4e2d\uff0cCrontab\u662f\u4e00\u79cd\u975e\u5e38\u5e38\u7528\u7684\u5b9a\u65f6\u4efb\u52a1\u7ba1\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9a\u671f\u6267\u884c\u7279\u5b9a\u7684\u4efb\u52a1\u3002\u7136\u800c\uff0c\u6709\u65f6\u5019\u5728\u4f7f\u7528Crontab\u65f6\u4f1a\u9047\u5230\u4e00\u4e9b\u9519\u8bef\uff0c\u9700\u8981\u53ca\u65f6\u6392\u67e5\u548c\u89e3\u51b3\u3002\u672c\u6587\u5c06\u5206\u4eab\u4e00\u4e9b\u6392\u67e5Crontab\u9519\u8bef\u65e5\u5fd7\u7684\u6280\u5de7\uff0c\u4ee5\u53ca\u5982\u4f55\u901a\u8fc7\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u6765\u5b9a\u4f4d\u548c\u89e3\u51b3\u95ee\u9898\u3002 \u67e5\u770bCrontab\u65e5\u5fd7\u9996\u5148\uff0c\u6211\u4eec\u53ef\u4ee5\u67e5\u770bCrontab\u7684\u65e5\u5fd7\u6587\u4ef6\u6765\u6392\u67e5\u95ee\u9898\u3002\u901a\u5e38\uff0cCrontab\u7684\u65e5\u5fd7\u6587\u4ef6\u4f4d\u4e8e\/var\/log\/cron\u6216\/var\/log\/syslog\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u6700\u65b0\u7684Crontab\u6267\u884c\u65e5\u5fd7\uff1a tail \/var\/log\/cron \u5982\u679c\u6709\u9519\u8bef\u53d1\u751f\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u65e5\u5fd7\u4e2d\u627e\u5230\u76f8\u5e94\u7684\u9519\u8bef\u4fe1\u606f\uff0c\u4ece\u800c\u5b9a\u4f4d\u95ee\u9898\u6240\u5728\u3002 \u68c0\u67e5Crontab\u914d\u7f6e\u6587\u4ef6\u6709\u65f6\u5019\uff0cCrontab\u7684\u914d\u7f6e\u6587\u4ef6\u53ef\u80fd\u5b58\u5728\u9519\u8bef\uff0c\u5bfc\u81f4\u4efb\u52a1\u65e0\u6cd5\u6b63\u786e\u6267\u884c\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u7f16\u8f91Crontab\u914d\u7f6e\u6587\u4ef6\uff1a crontab -e 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