{"id":297,"date":"2019-04-02T23:16:10","date_gmt":"2019-04-02T15:16:10","guid":{"rendered":"https:\/\/www.aiqinqin.info\/?p=297"},"modified":"2019-04-02T23:20:54","modified_gmt":"2019-04-02T15:20:54","slug":"linux%e8%ae%a1%e5%88%92%e4%bb%bb%e5%8a%a1crond","status":"publish","type":"post","link":"https:\/\/www.aiqinqin.info\/?p=297","title":{"rendered":"Linux\u8ba1\u5212\u4efb\u52a1crond"},"content":{"rendered":"<ul>\n<li>\u6982\u8981\uff1acron\u7684\u4f5c\u7528\u662f\u8ba1\u5212\u4efb\u52a1;\u9700\u8981\u5b89\u88c5\u7684\u8f6f\u4ef6\uff1acrontabs\u3001vixie;\u542f\u52a8\u7684\u670d\u52a1\uff1acrond<\/li>\n<li>\u4e0b\u9762\u662f\u4e00\u4e9bCENTOS6.X\u7cfb\u5217\u7684\u793a\u4f8b<\/li>\n<\/ul>\n<pre><code class=\"\">\u4f8b\u4e00\uff1a\u6bcf\u665a\u5341\u70b9\u949f\u91cd\u542fmysql\n0   22  *   *   *   service mysql restart\n\n\u4f8b\u4e8c\uff1a\u6bcf\u67085\u300110\u300115\u65e5\u76841:50\u91cd\u542fmysql\n50  1   5,10,15 *   *   service mysql restart\n\n\u4f8b\u4e09\uff1a\u6bcf\u67081\u523020\u65e5\u76841:50\u91cd\u542fmysql\n50  1   1-20    *   *   service mysql restart\n\n\u4f8b\u56db\uff1a\u6bcf\u9694\u4e24\u5206\u949f\u91cd\u542fmysql\u670d\u52a1\n*\/2 *   *   *   *   service mysql restart\n1-59\/2  *   *   *   *   service mysql restart\n\n\u4f8b\u4e94\uff1a \u665a\u4e0a11\u70b9\u5230\u65e9\u4e0a\u516b\u70b9\u4e4b\u95f4\uff0c\u6bcf\u9694\u4e00\u4e2a\u5c0f\u65f6\u91cd\u542fmysql\n0   23-7\/1  *   *   *    service mysql restart\n\n\u4f8b\u516d\uff1a\u6bcf\u592917:00\u523022:00\u4e4b\u95f4\u6bcf\u969430\u5206\u949f\u91cd\u542fmysql\n0,30        17-22       *   *   *   service mysql restart\n0-59\/30 17-22       *   *   *   service mysql restart\n\n\u4f8b\u4e03\uff1a\u4e94\u6708\u7684\u7b2c\u4e00\u4e2a\u661f\u671f\u65e5\u65e9\u66681\u70b959\u5206\u91cd\u542fmysql\n59  1   1-7 5   *   test    `date +\\%w` -eq 0 &amp;&amp; service mysql restart\n\n\u4f8b\u516b\uff1a\u6bcf\u9694\u4e24\u4e2a\u5c0f\u65f6\u91cd\u542fmysql\n0   *\/2 *   *   *       service mysql restart\n\n\u4f8b\u4e5d\uff1a\u6bcf\u969430s\u91cd\u65b0\u542f\u52a8mysql\n*\/1 *   *   *   *   service mysql restart   &amp;&amp;  sleep 30s   &amp;&amp;   service mysql restart\n<\/code><\/pre>\n<blockquote><p>\n  PS: \u4ee5\u4e0a\u4f8b\u5b50\u53ef\u4ee5\u4f7f\u7528crontab -e\u521b\u5efa\uff0c\u4e5f\u53ef\u4ee5\u5199\u5165\/etc\/cron.d\/\u4e0b\u9762\u81ea\u5df1\u521b\u5efa\u7684\u6587\u4ef6\u4e2d\u6bd4\u5982test\uff0c\u7136\u540e\u8fdb\u5165\u8be5\u76ee\u5f55\uff08\/etc\/cron.d\uff09\u4f7f\u7528\u547d\u4ee4\u201dcrontab test\u201d\u4f7f\u6587\u4ef6\u751f\u6548\uff0c\u8fd9\u513f\u9700\u8981\u6ce8\u610f\u7684\u662f\u4f7f\u7528crontab -e\u521b\u5efa\u7684\u6587\u4ef6\u662f\u4fdd\u5b58\u5728\/var\/spool\/cron\u76ee\u5f55\u4e0b\u9762\u76f8\u5e94\u7684\u7528\u6237\u6587\u4ef6\u5f53\u4e2d\u7684\uff0c\u4f7f\u7528 crontab test\u4f1a\u7834\u574f\/var\/spool\/cron\u76ee\u5f55\u4e0b\u9762\u76f8\u5e94\u7684\u7528\u6237\u6587\u4ef6\uff0c\u5f53\u7136\u7684\u4f7f\u7528crontab -e\u5374\u4e0d\u4f1a\u7834\u574f\/etc\/cron.d\u81ea\u5df1\u521b\u5efa\u7684\u6587\u4ef6\uff0c\u56e0\u4e3acrond\u53ea\u4f1a\u8bfb\u53d6\/var\/spool\/cron\u7684\u6587\u4ef6\n<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981\uff1acron\u7684\u4f5c\u7528\u662f\u8ba1\u5212\u4efb\u52a1;\u9700\u8981\u5b89\u88c5\u7684\u8f6f\u4ef6\uff1acrontabs\u3001vixie;\u542f\u52a8\u7684\u670d\u52a1\uff1acrond \u4e0b\u9762\u662f\u4e00 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-297","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=\/wp\/v2\/posts\/297","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=297"}],"version-history":[{"count":2,"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=\/wp\/v2\/posts\/297\/revisions"}],"predecessor-version":[{"id":299,"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=\/wp\/v2\/posts\/297\/revisions\/299"}],"wp:attachment":[{"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aiqinqin.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}