How to automatically wake up and shut down Linux, wake up and shut down Linux

How to automatically wake up and shut down Linux, wake up and shut down Linux

1. System sleep (crontab)

Example (create a root scheduled task to shut down at every night ):

1 # crontab-e-u root2 # m h dom mon dow command3 15 23 ***/sbin/shutdown-h now

Example (run from Monday to Friday only)

1 15 23 ** 1-5/sbin/shutdown-h now

In addition, you can directly add the scheduled service to the/etc/crontab file.

15 23 ** 1-5 root shutdown-h now

Ii. Wake-On-LAN)

1. Check whether Wake-On-LAN is enabled directly. The required function is g.

# Ethtool eth0 | grep-I wake-on Supports Wake-on: pumbg Wake-on: g

2. Start g (ps: This command may expire after restart)

# Ethtool-s eth0 wol g

3. Add cron To ensure that g is enabled after each restart

@ Reboot/usr/bin/ethtool-s eth0 wol g

 

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