起因
Sep 24 18:58:38 systemd[1]: x-ui.service: A process of this unit has been killed by the OOM killer.
Sep 24 18:58:38 systemd[1]: x-ui.service: Failed with result 'oom-kill'.
Sep 24 18:58:38 systemd[1]: x-ui.service: Consumed 1d 44min 46.211s CPU time.
Nov 29 21:32:53 systemd[1]: x-ui.service: A process of this unit has been killed by the OOM killer.
Nov 29 21:32:53 systemd[1]: x-ui.service: Failed with result 'oom-kill'.
Nov 29 21:32:53 systemd[1]: x-ui.service: Consumed 14h 45min 14.674s CPU time.
Dec 01 13:36:56 systemd[1]: Started x-ui Service.处理办法（不推荐生产环境使用）
sysctl -w vm.overcommit_memory=2
echo "vm.overcommit_memory=2" >> /etc/sysctl.conf参考
参考链接：https://www.vpsee.com/2013/10/how-to-configure-the-linux-oom-killer/
