云主机 Ubuntu 22.04.4 LTS 更新后每隔20分钟服务器就停止响应

翻看了好多日志, 最终发现这几行

Jun  8 00:59:21 vps-274006-mix NetworkManager[855]: <info>  [1717801161.0426] manager: sleep: sleep requested (sleeping: no  enabled: yes)
Jun  8 00:59:21 vps-274006-mix ModemManager[1182]: <info>  [sleep-monitor-systemd] system is about to suspend
Jun  8 00:59:21 vps-274006-mix NetworkManager[855]: <info>  [1717801161.0429] manager: NetworkManager state is now ASLEEP

Jun  8 00:59:21 vps-274006-mix NetworkManager[855]: <info>  [1717801161.0426] manager: sleep: sleep requested (sleeping: no  enabled: yes)
Jun  8 00:59:21 vps-274006-mix ModemManager[1182]: <info>  [sleep-monitor-systemd] system is about to suspend
Jun  8 00:59:21 vps-274006-mix NetworkManager[855]: <info>  [1717801161.0429] manager: NetworkManager state is now ASLEEP
Jun  8 00:59:21 vps-274006-mix systemd[1]: Reached target Sleep.
Jun  8 00:59:21 vps-274006-mix gnome-shell[1878]: Screen lock is locked down, not locking
Jun  8 00:59:21 vps-274006-mix systemd[1]: Starting Record successful boot for GRUB...
Jun  8 00:59:21 vps-274006-mix systemd[1]: Starting System Suspend...
Jun  8 00:59:21 vps-274006-mix systemd[1]: grub-common.service: Deactivated successfully.
Jun  8 00:59:21 vps-274006-mix systemd[1]: Finished Record successful boot for GRUB.
Jun  8 00:59:21 vps-274006-mix systemd[1]: Starting GRUB failed boot detection...
Jun  8 00:59:21 vps-274006-mix kernel: [ 1211.219495] PM: suspend entry (deep)
Jun  8 00:59:21 vps-274006-mix systemd-sleep[8170]: Entering sleep state 'suspend'...

确诊 ubuntu 更新后不知为何启动了20分钟自动休眠
通过命令调整休眠时间解决问题

root@vps-274006-mix:~# gsettings get org.gnome.settings-daemon.plugins.power sleep-inactive-ac-timeout
1200
root@vps-274006-mix:~# gsettings set org.gnome.settings-daemon.plugins.power sleep-inactive-ac-timeout 0
root@vps-274006-mix:~# gsettings get org.gnome.settings-daemon.plugins.power sleep-inactive-ac-timeout
0