我正在尝试在 openSUSE 中使用 mcelog。问题是，当它安装时，命令sudo mcelog --client什么也不做，没有/var/log/mcelog，systemctl status mcelog我得到：
● mcelog.service - Machine Check Exception Logging Daemon
Loaded: loaded (/usr/lib/systemd/system/mcelog.service; enabled; vendor preset: enabled)
Active: active (running) since Thu 2018-01-11 19:13:00 EET; 1h 14min ago
Process: 1096 ExecStartPre=/sbin/modprobe msr (code=exited, status=0/SUCCESS)
Main PID: 1115 (mcelog)
Tasks: 1 (limit: 512)
CGroup: /system.slice/mcelog.service
└─1115 /usr/sbin/mcelog --ignorenodev --daemon --foreground
Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable.
怎么了？