cron

crontab -u www-data -e

*/5 * * * * php -f /var/www/html/nextcloud/cron.php

systemctl restart cron.service

Systemd

• 1. Create files in /etc/systemd/system/nextcloudcron.service

     [Unit]
     Description=Nextcloud cron.php job
     [Service]
     User=www-data
     ExecStart=/usr/local/bin/php -f /var/www/html/nextcloud/cron.php
     KillMode=process

• 2. Create files in /etc/systemd/system/nextcloudcron.timer

     [Unit]
     Description=Run Nextcloud cron.php every 5 minutes
     [Timer]
     OnBootSec=5min
     OnUnitActiveSec=5min
     Unit=nextcloudcron.service
     [Install]
     WantedBy=timers.target
     systemctl enable --now nextcloudcron.timer

Run

docker exec -it --user www-data nextcloud /usr/local/bin/php -f /var/www/html/nextcloud/cron.php