如果我从 AC 适配器上拔下我的笔记本电脑，我会收到如下 ACPI 错误：
May 07 21:45:04 veritas root[7067]: ACPI group/action undefined: processor / LNXCPU:00
May 07 21:45:04 veritas root[7076]: ACPI group/action undefined: processor / LNXCPU:01
May 07 21:45:04 veritas root[7078]: ACPI group/action undefined: processor / LNXCPU:02
May 07 21:45:04 veritas root[7080]: ACPI group/action undefined: processor / LNXCPU:03
acpi_listen 倾倒
ac_adapter ACPI0003:00 00000080 00000000
battery PNP0C0A:00 00000080 00000001
processor LNXCPU:00 00000080 00000015
processor LNXCPU:01 00000080 00000015
processor LNXCPU:02 00000080 00000015
processor LNXCPU:03 00000080 00000015
processor LNXCPU:00 00000081 00000000
processor …