{"id":1560,"date":"2023-01-16T15:18:37","date_gmt":"2023-01-16T07:18:37","guid":{"rendered":"https:\/\/benson.ml\/?p=1560"},"modified":"2023-01-17T10:01:55","modified_gmt":"2023-01-17T02:01:55","slug":"ubuntu-crontab%e8%af%a6%e8%a7%a3%e5%8f%8a%e6%97%a5%e5%bf%97%e6%9f%a5%e6%89%be","status":"publish","type":"post","link":"https:\/\/benson80.eu.org\/?p=1560","title":{"rendered":"Ubuntu crontab\u8be6\u89e3\u53ca\u65e5\u5fd7\u67e5\u627e"},"content":{"rendered":"\n<p>\u5728\u7ebfcrontab\u8868\u8fbe\u5f0f\u6267\u884c\u65f6\u95f4\u8ba1\u7b97<\/p>\n\n\n\n<p><a href=\"https:\/\/www.matools.com\/crontab\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.matools.com\/crontab<\/a><\/p>\n\n\n\n<p>crontab\u57fa\u7840\u77e5\u8bc6\u53ca\u7528\u6cd5\uff1a<\/p>\n\n\n\n<p>usage: crontab [-u user] file<br>crontab [ -u user ] [ -i ] { -e | -l | -r }<br>(default operation is replace, per 1003.2)<br>-e (edit user&#8217;s crontab)<br>-l (list user&#8217;s crontab)<br>-r (delete user&#8217;s crontab)<br>-i (prompt before deleting user&#8217;s crontab)<\/p>\n\n\n\n<p>\u7b2c\u4e00\u6b21\u4f1a\u8ba9\u4f60\u9009\u62e9\u7f16\u8bd1\u5668\uff0c\u5982\u679c\u9009\u9519\u7f16\u8bd1\u5668\u4e86\u8981\u66f4\u6539\u7f16\u8bd1\u5668\uff0c\u8f93\u5165 select-editor \u91cd\u65b0\u9009\u62e9<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"412\" height=\"171\" src=\"https:\/\/benson.ml\/wp-content\/uploads\/2023\/01\/image-15.png\" alt=\"\" class=\"wp-image-1581\" srcset=\"https:\/\/benson80.eu.org\/wp-content\/uploads\/2023\/01\/image-15.png 412w, https:\/\/benson80.eu.org\/wp-content\/uploads\/2023\/01\/image-15-300x125.png 300w\" sizes=\"auto, (max-width: 412px) 100vw, 412px\" \/><\/figure>\n\n\n\n<p><strong>\u8303\u4f8b\uff1a\u57285\u67081\u65e523:59\u53d1\u4e00\u5c01\u4fe1<\/strong><br>\u76f4\u63a5\u6267\u884ccrontab -e\u4e4b\u540e<br>59 23 1 5 * mail kiki &lt; \/home\/lover.txt<\/p>\n\n\n\n<p><strong>\u6bcf\u9879\u5de5\u4f5c\u7684\u683c\u5f0f\u90fd\u662f\u5177\u6709\u516d\u4e2a\u5b57\u6bb5\uff1a<\/strong><br>\u7b2c\u4e00\u4e2a\uff1a\u5206\u949f\uff080\uff5e59\uff09<br>\u7b2c\u4e8c\u4e2a\uff1a\u5c0f\u65f6\uff080\uff5e23\uff09<br>\u7b2c\u4e09\u4e2a\uff1a\u65e5\u671f\uff081\uff5e31\uff09<br>\u7b2c\u56db\u4e2a\uff1a\u6708\u4efd\uff081\uff5e12\uff09<br>\u7b2c\u4e94\u4e2a\uff1a\u5468\uff080\uff5e7\uff09\uff0c\u6570\u5b570\u62167\u90fd\u4ee3\u8868\u201c\u661f\u671f\u65e5\u201d<br>\u7b2c\u516d\u4e2a\uff1a\u5c31\u662f\u8981\u6267\u884c\u7684\u547d\u4ee4<\/p>\n\n\n\n<p><strong>\u7279\u6b8a\u5b57\u7b26\uff1a<\/strong><br>*\uff08\u661f\u53f7\uff09\uff1a\u4ee3\u8868\u4efb\u4f55\u65f6\u523b\u90fd\u63a5\u53d7<\/p>\n\n\n\n<p>\u4f8b\u5982\uff1a* 5 * * * command\u8868\u793a\u65e0\u8bba\u4f55\u6708\uff0c\u4f55\u65e5\uff0c\u5468\u51e0\u76845\u70b9\u90fd\u4f1a\u6267\u884c<\/p>\n\n\n\n<p>,\uff08\u9017\u53f7\uff09\uff1a\u4ee3\u8868\u5206\u5272\u65f6\u6bb5\u7684\u610f\u601d\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff1a\u8981\u6267\u884c\u7684\u4efb\u52a1\u662f\u57284:00\u548c5:00 \u5c31\u662f 0 5,6 * * * command\u3002<\/p>\n\n\n\n<p>-\uff08\u51cf\u53f7\uff09\uff1a\u4ee3\u8868\u4e00\u6bb5\u65f6\u95f4\u8303\u56f4\u5185<\/p>\n\n\n\n<p>\u4f8b\u59829\u70b9\u523012\u70b9\u4e4b\u95f4\u6bcf\u4e2a\u5c0f\u65f6\u768410\u65f6\u90fd\u8fdb\u884c\u4e00\u9879\u5de5\u4f5c\uff0c\u5c31\u662f 10 9-12 * * *<\/p>\n\n\n\n<p>\/n\uff08\u659c\u7ebf\uff09\uff1an\u4ee3\u8868\u67d0\u4e00\u4e2a\u6570\u5b57\uff0c\u5373\u8868\u793a\u6bcf\u9694n\u5355\u4f4d\u95f4\u9694<\/p>\n\n\n\n<p>\u4f8b\u5982\u6bcf\u4e00\u5206\u949f\u6267\u884c\u4e00\u6b21\uff0c\u5c31\u662f *\/1 * * * * command<\/p>\n\n\n\n<p><strong>\u8303\u4f8b\uff1a\u6bcf\u4e94\u5206\u949f\u6267\u884c\u4e00\u6b21\u547d\u4ee4\uff1a<\/strong><\/p>\n\n\n\n<p>0-59\/5 * * * * command<\/p>\n\n\n\n<p><strong>\u67e5\u8be2\u5f53\u524d\u7528\u6237\u4e2d\u5f53\u524d\u7684crontab\u5185\u5bb9\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"978\" height=\"40\" src=\"https:\/\/benson.ml\/wp-content\/uploads\/2023\/01\/image-12.png\" alt=\"\" class=\"wp-image-1568\" srcset=\"https:\/\/benson80.eu.org\/wp-content\/uploads\/2023\/01\/image-12.png 978w, https:\/\/benson80.eu.org\/wp-content\/uploads\/2023\/01\/image-12-300x12.png 300w, https:\/\/benson80.eu.org\/wp-content\/uploads\/2023\/01\/image-12-768x31.png 768w, https:\/\/benson80.eu.org\/wp-content\/uploads\/2023\/01\/image-12-421x17.png 421w\" sizes=\"auto, (max-width: 978px) 100vw, 978px\" \/><\/figure>\n\n\n\n<p>\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u4ec5\u4ec5\u662f\u60f3\u8981\u5220\u9664\u4e00\u9879\u5de5\u4f5c\u7684\u8bdd\uff0c\u5fc5\u987b\u8981\u4f7f\u7528&nbsp;<strong>crontab -e<\/strong>&nbsp;\u53bb\u7f16\u8f91<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u60f3\u8981\u5168\u90e8\u5220\u9664\u7684\u65f6\u5019\u624d\u4f7f\u7528&nbsp;<strong>crontab -r<\/strong><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u7edf\u4e00\u65f6\u523b\u542f\u52a8\u591a\u4e2a\u6d41\u7a0b\u7684\u8bdd\uff0c\u6211\u4eec\u7684\u7cfb\u7edf\u5c31\u4f1a\u53d8\u5f97\u76f8\u5f53\u7e41\u5fd9\uff0c\u53ef\u4ee5\u5c06\u5206\u949f\u6570\u9519\u5f00\uff0c\u7528\u4e4b\u524d\u8bb2\u8fc7\u7684\u201c,\u201d \u9017\u53f7\u3002<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fd8\u6709\u4e00\u70b9\u662f \u5468\u4e0e\u65e5\u548c\u6708\u4e0d\u80fd\u540c\u65f6\u5e76\u5b58<br>\u4f8b\u598230 12 11 9 5 command \uff0c\u4f60\u8ba4\u4e3a\u662f9\u67085\u65e5\u5e76\u4e14\u662f\u5468\u4e94\u624d\u4f1a\u8fdb\u884c\uff0c\u4f46\u662f\u7cfb\u7edf\u4f1a\u5224\u5b9a\u6bcf\u4e2a\u5468\u4e94\u6216\u6bcf\u5e749\u67085\u65e5\u5206\u522b\u6267\u884c\u4e00\u6b21\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e0b\u9762\u8bf4\u4e00\u5148cron\u65e5\u5fd7\u7684\u95ee\u9898\uff1a<\/p>\n\n\n\n<p>\u4f60\u53ef\u80fd\u627e\u4e0d\u5230cron\u7684\u65e5\u5fd7\uff0c\u90a3\u662f\u56e0\u4e3aUbuntu\u7cfb\u7edf\u9ed8\u8ba4\u662f\u4e0d\u6253\u5f00cron\u65e5\u5fd7\u7684\uff0c\u4e0d\u4fe1\u4f60cd \u5230\/var\/log\u76ee\u5f55\u4e0b\u662f\u627e\u4e0d\u5230cron.log\u6587\u4ef6\u7684\u3002<\/p>\n\n\n\n<p>\u9996\u5148\u6211\u4eec\u628acron\u65e5\u5fd7\u6253\u5f00<\/p>\n\n\n\n<p>\u5982\u4f55\u6253\u5f00\uff0c\u5f88\u7b80\u5355\uff0c\u63a7\u5236\u53f0\u8f93\u5165<\/p>\n\n\n\n<p><strong>vi \/etc\/rsyslog.d\/50-default.conf<\/strong><\/p>\n\n\n\n<p>\u6253\u5f00\u6587\u4ef6\uff0c\u5728\u6587\u4ef6\u4e2d\u627e\u5230cron.*\uff0c\u628a\u524d\u9762\u7684#\u53bb\u6389\uff0c\u4fdd\u5b58\u9000\u51fa\uff0c\u8f93\u5165<\/p>\n\n\n\n<p><strong>service cron restart<\/strong><\/p>\n\n\n\n<p><strong>service rsyslog restart<\/strong><\/p>\n\n\n\n<p>\u91cd\u542f\u7cfb\u7edf\u65e5\u5fd7\uff0c\u7136\u540e\u7a0d\u5fae\u7b49\u4e0b\u5e94\u8be5\u5c31\u80fd\u5728\/var\/log\u76ee\u5f55\u4e0b\u770b\u5230cron.log\uff0cvi cron.log\u5c31\u53ef\u4ee5\u67e5\u770bcron\u8fd0\u884c\u65e5\u5fd7\u4e86\u3002<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u67e5\u770bcrontab\u8fd0\u884c\u72b6\u6001<\/h2>\n\n\n\n<p><strong>service cron status<\/strong><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7ebfcrontab\u8868\u8fbe\u5f0f\u6267\u884c\u65f6\u95f4\u8ba1\u7b97 https: &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-1560","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/benson80.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1560","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/benson80.eu.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/benson80.eu.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/benson80.eu.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/benson80.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1560"}],"version-history":[{"count":13,"href":"https:\/\/benson80.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1560\/revisions"}],"predecessor-version":[{"id":1594,"href":"https:\/\/benson80.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1560\/revisions\/1594"}],"wp:attachment":[{"href":"https:\/\/benson80.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1560"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/benson80.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1560"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/benson80.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1560"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}