我在Windows 10双重引导下安装了Ubuntu 16.10(尽管在16.04上也发生了同样的事情)。我注意到一段时间前我的kern.log
文件越来越大(10GB或更大),所以我决定进行检查。同一错误似乎每秒钟或更短地重复一次:
Dec 19 17:31:01 andrew kernel: [ 99.027473] pcieport 0000:00:1c.5: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e5(Receiver ID)
Dec 19 17:31:01 andrew kernel: [ 99.027474] pcieport 0000:00:1c.5: device [8086:9d15] error status/mask=00000001/00002000
Dec 19 17:31:01 andrew kernel: [ 99.027475] pcieport 0000:00:1c.5: [ 0] Receiver Error
Dec 19 17:31:01 andrew kernel: [ 99.027479] pcieport 0000:00:1c.5: AER: Corrected error received: id=00e5
Dec 19 17:31:01 andrew kernel: [ 99.027826] pcieport 0000:00:1c.5: can't find device of ID00e5
Dec 19 17:31:01 andrew kernel: [ 99.027887] pcieport 0000:00:1c.5: AER: Multiple Corrected error received: id=00e5
我尝试添加到grub中pci=nomsi
,pci=noaer
但是它不断弹出。我正在使用带有Nvidia Geforce 920M的ASUS笔记本电脑。也许那是原因吗?
systemd-journal
导致了较高的cpu使用率。添加参数有帮助。但是,我读到,这会禁用某些节能措施。可能全部用于PCIe设备(?)