{"id":3683,"date":"2018-10-15T09:43:30","date_gmt":"2018-10-15T01:43:30","guid":{"rendered":"http:\/\/switch.linesno.com\/?p=3683"},"modified":"2018-10-15T09:43:31","modified_gmt":"2018-10-15T01:43:31","slug":"linux%e4%b8%8b%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e6%af%8f%e5%a4%a9%e5%ae%9a%e6%97%b6%e8%87%aa%e5%8a%a8%e5%a4%87%e4%bb%bd","status":"publish","type":"post","link":"http:\/\/switch.linesno.com\/?p=3683","title":{"rendered":"linux\u4e0b\u5982\u4f55\u5b9e\u73b0mysql\u6570\u636e\u5e93\u6bcf\u5929\u5b9a\u65f6\u81ea\u52a8\u5907\u4efd"},"content":{"rendered":"<p>\u9700\u8981\u5c06\u6570\u636e\u5e93\u8fdb\u884c\u6bcf\u5929\u5b9a\u65f6\u81ea\u52a8\u5907\u4efd\uff0c\u6240\u4ee5\u7f51\u4e0a\u627e\u4e86\u5404\u79cd\u65b9\u5f0f\u5c31\u884c\u4e86\u6d4b\u8bd5\uff0c\u9047\u5230\u5f88\u591a\u5751\uff0c\u7279\u6b64\u8bb0\u5f55\u4e0b\u6765\uff0c\u6b65\u9aa4\u662f\u4e1c\u62fc\u897f\u51d1\u7684\uff0c\u867d\u7136\u4e5f\u662f\u7f51\u4e0a\u627e\u7684\uff0c\u4f46\u90fd\u662f\u7ecf\u8fc7\u4eb2\u81ea\u6d4b\u8bd5\uff0c\u4e00\u5b9a\u80fd\u7528\uff0c\u9488\u5bf9\u90e8\u7f72\u65f6\u671f\u9047\u5230\u7684\u95ee\u9898\u548c\u89e3\u51b3\u65b9\u5f0f\u90fd\u8bb0\u5f55\u4e86\u4e0b\u6765\u3002<\/p>\n<p>1\u3001\u521b\u5efa\u5907\u4efd\u76ee\u5f55\uff1a<br \/>\n\u4e3a\u4e86\u65b9\u4fbf\uff0c\u5728\/home\u4fdd\u5b58\u5907\u4efd\u6587\u4ef6\uff1b<\/p>\n<p>cd<br \/>\nmkdir \/home\/dbback<br \/>\ncd \/home\/dbback<br \/>\n2\u3001\u521b\u5efa\u5907\u4efdShell\u811a\u672c:<br \/>\n\u6ce8\u610f\u628a\u4ee5\u4e0b\u547d\u4ee4\u4e2d\u7684DatabaseName\u6362\u4e3a\u5b9e\u9645\u7684\u6570\u636e\u5e93\u540d\u79f0\uff1b<br \/>\n\u5f53\u7136\uff0c\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u5b9e\u7684\u547d\u540d\u89c4\u5219\uff01<\/p>\n<p>vi bkDatabaseName.sh<br \/>\n\u8f93\u5165\/\u7c98\u8d34\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<p>#!\/bin\/bash<br \/>\nmysqldump -uusername -ppassword DatabaseName &gt; \/home\/dbback\/DatabaseName_$(date +%Y%m%d_%H%M%S).sql<br \/>\n\u5bf9\u5907\u4efd\u8fdb\u884c\u538b\u7f29\uff1a<\/p>\n<p>#!\/bin\/bash<br \/>\nmysqldump -uusername -ppassword DatabaseName | gzip &gt; \/home\/dbback\/DatabaseName_$(date +%Y%m%d_%H%M%S).sql.gz<br \/>\n\u6ce8\u610f\uff1a<br \/>\n\u628a username \u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u7528\u6237\u540d\uff1b<br \/>\n\u628a password \u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u5bc6\u7801\uff1b<br \/>\n\u628a DatabaseName \u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u6570\u636e\u5e93\u540d\uff1b<\/p>\n<p>3\u3001\u6dfb\u52a0\u53ef\u6267\u884c\u6743\u9650\uff1a<br \/>\nchmod u+x bkDatabaseName.sh<br \/>\n\u6dfb\u52a0\u53ef\u6267\u884c\u6743\u9650\u4e4b\u540e\u5148\u6267\u884c\u4e00\u4e0b\uff0c\u770b\u770b\u811a\u672c\u6709\u6ca1\u6709\u9519\u8bef\uff0c\u80fd\u4e0d\u80fd\u6b63\u5e38\u4f7f\u7528\uff1b<\/p>\n<p>.\/bkDatabaseName.sh<br \/>\n\u6ce8\uff1a\u8fd9\u91cc\u53ef\u80fd\u4f1a\u62a5\u9519<br \/>\nWarning: Using a password on the command line interface can be insecure.<br \/>\n\u5bfc\u51faMySQL\u6570\u636e\u5e93\u7684\u65f6\u5019\u91c7\u7528mysqldump\u547d\u4ee4\uff0c\u51fa\u73b0&#8221;Warning: Using a password on the command line interface can be insecure.&#8221;\u7684\u9519\u8bef\u63d0\u793a\uff0c\u5f53\u7136\u6570\u636e\u5e93\u80af\u5b9a\u4e5f\u6ca1\u6709\u80fd\u5907\u4efd\u4e0b\u6765\u3002\u8fd9\u4e2a\u95ee\u9898\u5e94\u8be5\u662f\u5728MySQL5.6+\u7248\u672c\u7684\u65f6\u5019\u5c31\u6709\u51fa\u73b0\uff0c\u53ef\u80fd\u662f\u4e3a\u4e86\u786e\u4fdd\u6570\u636e\u5e93\u7684\u5b89\u5168\u6027\u91c7\u7528\u7684\u4fdd\u62a4\u673a\u5236\u3002<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\u3001\u4fee\u6539\u6570\u636e\u5e93\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>1\u3001\u6211\u4eec\u9700\u8981\u4fee\u6539\u6570\u636e\u5e93\u914d\u7f6e\u6587\u4ef6\uff0c\u8fd9\u4e2a\u8981\u770b\u6211\u4eec\u6570\u636e\u5e93\u7684\u914d\u7f6e\u7684\uff0c\u6709\u4e9b\u662f\u5728\/etc\/my.cnf\uff0c\u6709\u4e9b\u662f\/etc\/my.conf<\/p>\n<p>\u6211\u4eec\u9700\u8981\u5728[client]\u90e8\u5206\u6dfb\u52a0\u811a\u672c\uff1a<\/p>\n<p>host=localhost<br \/>\nuser=\u6570\u636e\u5e93\u7528\u6237<br \/>\npassword=&#8217;\u6570\u636e\u5e93\u5bc6\u7801&#8217;<\/p>\n<p>\u8fd9\u91cc\u53c2\u6570\u8981\u4fee\u6539\u6210\u6211\u4eec\u81ea\u5df1\u7684\u3002<\/p>\n<p>2\u3001\u91c7\u7528\u547d\u4ee4\u5bfc\u51fa\u548c\u5bfc\u5165\u6570\u636e\u5e93<\/p>\n<p>\u5176\u5b9e\u5728\u8fd9\u4e2a\u65f6\u5019\uff0c\u6211\u4eec\u5982\u679c\u91c7\u7528&#8221;\u8be6\u89e3\u4f7f\u7528mysqldump\u547d\u4ee4\u5907\u4efd\u8fd8\u539fMySQL\u6570\u636e\u7528\u6cd5\u6574\u7406&#8221;\u4ecb\u7ecd\u7684\u65b9\u6cd5\u4e5f\u662f\u53ef\u4ee5\u4f7f\u7528\u7684\uff0c\u867d\u7136\u4f9d\u65e7\u6709\u9519\u8bef\u63d0\u793a\uff0c\u4f46\u662f\u6570\u636e\u5e93\u8fd8\u662f\u53ef\u4ee5\u5bfc\u51fa\u7684\u3002\u60a8\u80af\u5b9a\u548c\u8001\u5de6\u4e00\u6837\u662f\u8ffd\u6c42\u7ec6\u8282\u7684\u4eba\uff0c\u4e00\u70b9\u70b9\u95ee\u9898\u90fd\u4e0d\u80fd\u6709\uff0c\u4f46\u6211\u4eec\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u5bfc\u51fa\u548c\u5bfc\u5165\uff0c\u5c31\u6ca1\u6709\u9519\u8bef\u63d0\u793a\u3002<\/p>\n<p>#\u5bfc\u51fa\u6570\u636e\u5e93<\/p>\n<p>mysqldump &#8211;defaults-extra-file=\/etc\/my.cnf\u00a0database &gt; database.sql<\/p>\n<p>#\u5bfc\u5165\u6570\u636e\u5e93<\/p>\n<p>mysql &#8211;defaults-extra-file=\/etc\/my.cnf\u00a0database &lt; database.sql<\/p>\n<p>\u8fd9\u91cc\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u4e0a\u9762\u7684\u547d\u4ee4\u548c\u4ee5\u524d\u5e38\u7528\u7684\u5feb\u901f\u5bfc\u5165\u548c\u5bfc\u5165\u547d\u4ee4\u6709\u6240\u4e0d\u540c\u4e86\uff0c\u9700\u8981\u52a0\u8f7d\u6211\u4eec\u914d\u7f6e\u7684MYSQL\u914d\u7f6e\u6587\u4ef6\uff0c\u8fd9\u4e2a\u7ea2\u8272\u90e8\u5206\u8981\u6839\u636e\u6211\u4eec\u5b9e\u9645\u7684\u8def\u5f84\u4fee\u6539\u3002\u7528\u8fd9\u6837\u7684\u547d\u4ee4\u5bfc\u51fa\u5907\u4efd\u548c\u5bfc\u5165\u662f\u6ca1\u6709\u9519\u8bef\u63d0\u793a\u7684\u3002<\/p>\n<p>4\u3001\u6dfb\u52a0\u8ba1\u5212\u4efb\u52a1<br \/>\n\u68c0\u6d4b\u6216\u5b89\u88c5 crontab<br \/>\n\u786e\u8ba4crontab\u662f\u5426\u5b89\u88c5\uff1a<br \/>\n\u6267\u884c crontab \u547d\u4ee4\u5982\u679c\u62a5 command not found\uff0c\u5c31\u8868\u660e\u6ca1\u6709\u5b89\u88c5<\/p>\n<p># crontab<br \/>\n-bash: crontab: command not found<br \/>\n\u5982\u65f6\u6ca1\u6709\u5b89\u88c5 crontab\uff0c\u9700\u8981\u5148\u5b89\u88c5\u5b83\uff0c\u5177\u4f53\u6b65\u9aa4\u8bf7\u53c2\u8003\uff1a<br \/>\nCentOS\u4e0b\u4f7f\u7528yum\u547d\u4ee4\u5b89\u88c5\u8ba1\u5212\u4efb\u52a1\u7a0b\u5e8fcrontab<br \/>\n\u4f7f\u7528rpm\u547d\u4ee4\u4eceCentOS\u7cfb\u7edf\u76d8\u5b89\u88c5\u8ba1\u5212\u4efb\u52a1\u7a0b\u5e8fcrontab<\/p>\n<p>\u6dfb\u52a0\u8ba1\u5212\u4efb\u52a1<br \/>\n\u6267\u884c\u547d\u4ee4\uff1a<\/p>\n<p>crontab -e<br \/>\n\u8fd9\u65f6\u5c31\u50cf\u4f7f\u7528vi\u7f16\u8f91\u5668\u4e00\u6837\uff0c\u53ef\u4ee5\u5bf9\u8ba1\u5212\u4efb\u52a1\u8fdb\u884c\u7f16\u8f91\u3002<br \/>\n\u8f93\u5165\u4ee5\u4e0b\u5185\u5bb9\u5e76\u4fdd\u5b58\uff1a<\/p>\n<p>*\/1 * * * * \/home\/backup\/bkDatabaseName.sh<br \/>\n\u5177\u4f53\u662f\u4ec0\u4e48\u610f\u601d\u5462\uff1f<\/p>\n<p>\u610f\u601d\u662f\u6bcf\u4e00\u5206\u949f\u6267\u884c\u4e00\u6b21shell\u811a\u672c\u201c\/home\/backup\/bkDatabaseName.sh\u201d\u3002<\/p>\n<p>1\u3001\u989d\u5916\u5b66\u4e60\uff0ccrontab\u7528\u6cd5<br \/>\ncrontab\u547d\u4ee4\u7528\u4e8e\u5b89\u88c5\u3001\u5220\u9664\u6216\u8005\u5217\u51fa\u7528\u4e8e\u9a71\u52a8cron\u540e\u53f0\u8fdb\u7a0b\u7684\u8868\u683c\u3002\u7528\u6237\u628a\u9700\u8981\u6267\u884c\u7684\u547d\u4ee4\u5e8f\u5217\u653e\u5230crontab\u6587\u4ef6\u4e2d\u4ee5\u83b7\u5f97\u6267\u884c\u3002<br \/>\n\u6bcf\u4e2a\u7528\u6237\u90fd\u53ef\u4ee5\u6709\u81ea\u5df1\u7684crontab\u6587\u4ef6\u3002\/var\/spool\/cron\u4e0b\u7684crontab\u6587\u4ef6\u4e0d\u53ef\u4ee5\u76f4\u63a5\u521b\u5efa\u6216\u8005\u76f4\u63a5\u4fee\u6539\u3002\u8be5crontab\u6587\u4ef6\u662f\u901a\u8fc7crontab\u547d\u4ee4\u521b\u5efa\u7684<\/p>\n<p>\u5728crontab\u6587\u4ef6\u4e2d\u5982\u4f55\u8f93\u5165\u9700\u8981\u6267\u884c\u7684\u547d\u4ee4\u548c\u65f6\u95f4\u3002\u8be5\u6587\u4ef6\u4e2d\u6bcf\u884c\u90fd\u5305\u62ec\u516d\u4e2a\u57df\uff0c\u5176\u4e2d\u524d\u4e94\u4e2a\u57df\u662f\u6307\u5b9a\u547d\u4ee4\u88ab\u6267\u884c\u7684\u65f6\u95f4\uff0c\u6700\u540e\u4e00\u4e2a\u57df\u662f\u8981\u88ab\u6267\u884c\u7684\u547d\u4ee4\u3002<br \/>\n\u6bcf\u4e2a\u57df\u4e4b\u95f4\u4f7f\u7528\u7a7a\u683c\u6216\u8005\u5236\u8868\u7b26\u5206\u9694\u3002\u683c\u5f0f\u5982\u4e0b\uff1a<br \/>\nminute hour day-of-month month-of-year day-of-week commands<br \/>\n\u5408\u6cd5\u503c 00-59 00-23 01-31 01-12 0-6 (0 is sunday)<br \/>\n\u9664\u4e86\u6570\u5b57\u8fd8\u6709\u51e0\u4e2a\u4e2a\u7279\u6b8a\u7684\u7b26\u53f7\u5c31\u662f&#8221;*&#8221;\u3001&#8221;\/&#8221;\u548c&#8221;-&#8220;\u3001&#8221;,&#8221;\uff0c*\u4ee3\u8868\u6240\u6709\u7684\u53d6\u503c\u8303\u56f4\u5185\u7684\u6570\u5b57\uff0c&#8221;\/&#8221;\u4ee3\u8868\u6bcf\u7684\u610f\u601d,&#8221;\/5&#8243;\u8868\u793a\u6bcf5\u4e2a\u5355\u4f4d\uff0c&#8221;-&#8220;\u4ee3\u8868\u4ece\u67d0\u4e2a\u6570\u5b57\u5230\u67d0\u4e2a\u6570\u5b57,&#8221;,&#8221;\u5206\u5f00\u51e0\u4e2a\u79bb\u6563\u7684\u6570\u5b57\u3002<\/p>\n<p>-l \u5728\u6807\u51c6\u8f93\u51fa\u4e0a\u663e\u793a\u5f53\u524d\u7684crontab\u3002<br \/>\n-r \u5220\u9664\u5f53\u524d\u7684crontab\u6587\u4ef6\u3002<br \/>\n-e \u4f7f\u7528VISUAL\u6216\u8005EDITOR\u73af\u5883\u53d8\u91cf\u6240\u6307\u7684\u7f16\u8f91\u5668\u7f16\u8f91\u5f53\u524d\u7684crontab\u6587\u4ef6\u3002\u5f53\u7ed3\u675f\u7f16\u8f91\u79bb\u5f00\u65f6\uff0c\u7f16\u8f91\u540e\u7684\u6587\u4ef6\u5c06\u81ea\u52a8\u5b89\u88c5\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>2\u3001\u4f8b\u5b50\uff1a<br \/>\n\u6bcf\u5929\u65e9\u4e0a6\u70b9<br \/>\n0 6 * * * echo &#8220;Good morning.&#8221; &gt;&gt; \/tmp\/test.txt \/\/\u6ce8\u610f\u5355\u7eafecho\uff0c\u4ece\u5c4f\u5e55\u4e0a\u770b\u4e0d\u5230\u4efb\u4f55\u8f93\u51fa\uff0c\u56e0\u4e3acron\u628a\u4efb\u4f55\u8f93\u51fa\u90fdemail\u5230root\u7684\u4fe1\u7bb1\u4e86\u3002<\/p>\n<p>\u6bcf\u4e24\u4e2a\u5c0f\u65f6<br \/>\n0 *\/2 * * * echo &#8220;Have a break now.&#8221; &gt;&gt; \/tmp\/test.txt<\/p>\n<p>\u665a\u4e0a11\u70b9\u5230\u65e9\u4e0a8\u70b9\u4e4b\u95f4\u6bcf\u4e24\u4e2a\u5c0f\u65f6\u548c\u65e9\u4e0a\u516b\u70b9<br \/>\n0 23-7\/2\uff0c8 * * * echo &#8220;Have a good dream&#8221; &gt;&gt; \/tmp\/test.txt<\/p>\n<p>\u6bcf\u4e2a\u6708\u76844\u53f7\u548c\u6bcf\u4e2a\u793c\u62dc\u7684\u793c\u62dc\u4e00\u5230\u793c\u62dc\u4e09\u7684\u65e9\u4e0a11\u70b9<br \/>\n0 11 4 * 1-3 command line<\/p>\n<p>1\u67081\u65e5\u65e9\u4e0a4\u70b9<br \/>\n0 4 1 1 * command line SHELL=\/bin\/bash PATH=\/sbin:\/bin:\/usr\/sbin:\/usr\/bin MAILTO=root \/\/\u5982\u679c\u51fa\u73b0\u9519\u8bef\uff0c\u6216\u8005\u6709\u6570\u636e\u8f93\u51fa\uff0c\u6570\u636e\u4f5c\u4e3a\u90ae\u4ef6\u53d1\u7ed9\u8fd9\u4e2a\u5e10\u53f7 HOME=\/<\/p>\n<p>\u6bcf\u5c0f\u65f6\u6267\u884c\/etc\/cron.hourly\u5185\u7684\u811a\u672c<br \/>\n01 * * * * root run-parts \/etc\/cron.hourly<br \/>\n\u6bcf\u5929\u6267\u884c\/etc\/cron.daily\u5185\u7684\u811a\u672c<br \/>\n02 4 * * * root run-parts \/etc\/cron.daily<\/p>\n<p>\u6bcf\u661f\u671f\u6267\u884c\/etc\/cron.weekly\u5185\u7684\u811a\u672c<br \/>\n22 4 * * 0 root run-parts \/etc\/cron.weekly<\/p>\n<p>\u6bcf\u6708\u53bb\u6267\u884c\/etc\/cron.monthly\u5185\u7684\u811a\u672c<br \/>\n42 4 1 * * root run-parts \/etc\/cron.monthly<\/p>\n<p>\u6ce8\u610f: &#8220;run-parts&#8221;\u8fd9\u4e2a\u53c2\u6570\u4e86\uff0c\u5982\u679c\u53bb\u6389\u8fd9\u4e2a\u53c2\u6570\u7684\u8bdd\uff0c\u540e\u9762\u5c31\u53ef\u4ee5\u5199\u8981\u8fd0\u884c\u7684\u67d0\u4e2a\u811a\u672c\u540d\uff0c\u800c\u4e0d\u662f\u6587\u4ef6\u5939\u540d\u3002<\/p>\n<p>\u6bcf\u5929\u7684\u4e0b\u53484\u70b9\u30015\u70b9\u30016\u70b9\u76845 min\u300115 min\u300125 min\u300135 min\u300145 min\u300155 min\u65f6\u6267\u884c\u547d\u4ee4\u3002<br \/>\n5\uff0c15\uff0c25\uff0c35\uff0c45\uff0c55 16\uff0c17\uff0c18 * * * command<\/p>\n<p>\u6bcf\u5468\u4e00\uff0c\u4e09\uff0c\u4e94\u7684\u4e0b\u53483\uff1a00\u7cfb\u7edf\u8fdb\u5165\u7ef4\u62a4\u72b6\u6001\uff0c\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\u3002<br \/>\n00 15 * * 1\uff0c3\uff0c5 shutdown -r +5<\/p>\n<p>\u6bcf\u5c0f\u65f6\u768410\u5206\uff0c40\u5206\u6267\u884c\u7528\u6237\u76ee\u5f55\u4e0b\u7684innd\/bbslin\u8fd9\u4e2a\u6307\u4ee4\uff1a<br \/>\n10\uff0c40 * * * * innd\/bbslink<\/p>\n<p>\u6bcf\u5c0f\u65f6\u76841\u5206\u6267\u884c\u7528\u6237\u76ee\u5f55\u4e0b\u7684bin\/account\u8fd9\u4e2a\u6307\u4ee4\uff1a<br \/>\n1 * * * * bin\/account<\/p>\n<p>\u6bcf\u5929\u65e9\u6668\u4e09\u70b9\u4e8c\u5341\u5206\u6267\u884c\u7528\u6237\u76ee\u5f55\u4e0b\u5982\u4e0b\u6240\u793a\u7684\u4e24\u4e2a\u6307\u4ee4\uff08\u6bcf\u4e2a\u6307\u4ee4\u4ee5;\u5206\u9694\uff09\uff1a<br \/>\n20 3 * * * \uff08\/bin\/rm -f expire.ls logins.bad;bin\/expire$#@62;expire.1st\uff09<\/p>\n<p>\u6bcf\u5e74\u7684\u4e00\u6708\u548c\u56db\u6708\uff0c4\u53f7\u52309\u53f7\u76843\u70b912\u5206\u548c3\u70b955\u5206\u6267\u884c\/bin\/rm -f expire.1st\u8fd9\u4e2a\u6307\u4ee4\uff0c\u5e76\u628a\u7ed3\u679c\u6dfb\u52a0\u5728mm.txt\u8fd9\u4e2a\u6587\u4ef6\u4e4b\u540e\uff08mm.txt\u6587\u4ef6\u4f4d\u4e8e\u7528\u6237\u81ea\u5df1\u7684\u76ee\u5f55\u4f4d\u7f6e\uff09\u3002<br \/>\n12,55 3 4-9 1,4 * \/bin\/rm -f expire.1st$#@62;$#@62;mm.txt<\/p>\n<p>5\u3001\u6d4b\u8bd5\u4efb\u52a1\u662f\u5426\u6267\u884c<br \/>\n\u5f88\u7b80\u5355\uff0c\u6211\u4eec\u5c31\u6267\u884c\u51e0\u6b21\u201cls\u201d\u547d\u4ee4\uff0c\u770b\u770b\u4e00\u5206\u949f\u8fc7\u540e\u6587\u4ef6\u6709\u6ca1\u6709\u88ab\u521b\u5efa\u5c31\u53ef\u4ee5\u4e86\uff01<\/p>\n<p>\u5982\u679c\u4efb\u52a1\u6267\u884c\u5931\u8d25\u4e86\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u4efb\u52a1\u65e5\u5fd7\uff1a<\/p>\n<p># tail -f \/var\/log\/cron<br \/>\n\u8f93\u51fa\u7c7b\u4f3c\u5982\u4e0b<\/p>\n<p><img decoding=\"async\" src=\"\" alt=\"\" \/><\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9700\u8981\u5c06\u6570\u636e\u5e93\u8fdb\u884c\u6bcf\u5929\u5b9a\u65f6\u81ea\u52a8\u5907\u4efd\uff0c\u6240\u4ee5\u7f51\u4e0a\u627e\u4e86\u5404\u79cd\u65b9\u5f0f\u5c31\u884c\u4e86\u6d4b\u8bd5\uff0c\u9047\u5230\u5f88\u591a\u5751\uff0c\u7279\u6b64\u8bb0\u5f55\u4e0b\u6765\uff0c\u6b65\u9aa4\u662f\u4e1c\u62fc\u897f\u51d1\u7684\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,7],"tags":[],"class_list":["post-3683","post","type-post","status-publish","format-standard","hentry","category-javaee","category-day"],"_links":{"self":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts\/3683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3683"}],"version-history":[{"count":1,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts\/3683\/revisions"}],"predecessor-version":[{"id":3685,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts\/3683\/revisions\/3685"}],"wp:attachment":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3683"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3683"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}