几天前,我使用crontab -e
添加了一个cron作业,它应该每6个小时运行一次,但是我注意到cron作业不起作用。当我手动执行我的脚本时,它会工作,它应该将一些数据写入一个文件,这样我就知道它是否工作了。为了找出问题所在,我执行了以下命令:service cron status
和我得到了以下命令:
Redirecting to /bin/systemctl status cron.service
● cron.service
Loaded: not-found (Reason: No such file or directory)
Active: inactive (dead)
当我执行service cron start
时,我得到以下内容:
Redirecting to /bin/systemctl start cron.service
Failed to start cron.service: Unit cron.service failed to load: No such file or directory.
有人能告诉我怎么做吗,我不是专家。
谢谢
编辑:service crond status
的输出:
Redirecting to /bin/systemctl status crond.service
● crond.service - Command Scheduler
Loaded: loaded (/usr/lib/systemd/system/crond.service; enabled; vendor preset: enabled)
Active: active (running) since Pet 2016-05-13 13:46:20 EDT; 1 weeks 3 days ago
Main PID: 26127 (crond)
CGroup: /system.slice/crond.service
└─26127 /usr/sbin/crond -n
Maj 13 13:46:20 host systemd[1]: Started Command Scheduler.
Maj 13 13:46:20 host systemd[1]: Starting Command Scheduler...
Maj 13 13:46:20 host crond[26127]: (CRON) INFO (RANDOM_DELAY will be scaled with factor 88% if used.)
Maj 13 13:46:20 host crond[26127]: (CRON) INFO (running with inotify support)
Maj 13 13:46:20 host crond[26127]: (CRON) INFO (@reboot jobs will be run at computer's startup.)
Maj 17 13:49:01 host crond[26127]: (root) RELOAD (/var/spool/cron/root)
Maj 17 13:52:01 host crond[26127]: (mailman) RELOAD (/var/spool/cron/mailman)
Maj 24 10:06:01 host crond[26127]: (root) RELOAD (/var/spool/cron/root)
EDIT2:
来自crontab -l
的输出:
0 6 * * * /usr/local/cpanel/scripts/exim_tidydb > /dev/null 2>&1
30 5 * * * /usr/local/cpanel/scripts/optimize_eximstats > /dev/null 2>&1
2,58 * * * * /usr/local/bandmin/bandmin
0 0 * * * /usr/local/bandmin/ipaddrmap
46 13 * * * /usr/local/cpanel/scripts/upcp --cron
40 2 * * * /usr/local/cpanel/scripts/cpbackup
23 21 * * * /usr/local/cpanel/bin/backup
35 * * * * /usr/bin/test -x /usr/local/cpanel/bin/tail-check && /usr/local/cpanel/bin/tail-check
45 */4 * * * /usr/bin/test -x /usr/local/cpanel/scripts/update_mailman_cache && /usr/local/cpanel/scripts/update_mailman_cache
30 */4 * * * /usr/bin/test -x /usr/local/cpanel/scripts/update_db_cache && /usr/local/cpanel/scripts/update_db_cache
30 */2 * * * /usr/local/cpanel/bin/mysqluserstore >/dev/null 2>&1
15 */2 * * * /usr/local/cpanel/bin/dbindex >/dev/null 2>&1
15 */6 * * * /usr/local/cpanel/scripts/autorepair recoverymgmt >/dev/null 2>&1
*/5 * * * * /usr/local/cpanel/scripts/dcpumon-wrapper >/dev/null 2>&1
37 4 * * * /usr/local/cpanel/whostmgr/docroot/cgi/cpaddons_report.pl --notify
13,28,43,58 * * * * /usr/local/cpanel/whostmgr/bin/dnsqueue > /dev/null 2>&1
19 4 * * * /usr/local/cpanel/3rdparty/bin/freshclam --quiet --no-warnings
0 */6 * * * /usr/bin/php /home/legacy/EssentricTools/src/index.php migrate:sync -c prod
我的命令是最后一个
发布于 2016-05-24 14:49:19
由于显示的信息不多,我不得不猜测脚本上的权限存在问题,应该运行,您配置的作业错误,或者您指定了错误的路径。
如果你不想测试它们并且喜欢简单快捷的方式,请阅读<user executing cron>
的S本地邮件,你就会看到错误。
https://serverfault.com/questions/778721
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