我开始注意到 /dev/mapper/data-root 卷的使用率已达到 100%，
然后注意到日志 kern.log 和 syslog 各有 95gb
Aug 1 08:24:42 mypc kernel: [73212.049797] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0
Aug 1 08:24:42 mypc kernel: [73212.049802] pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected, type=Physical Layer, (Receiver ID)
Aug 1 08:24:42 mypc kernel: [73212.049803] pcieport 0000:00:1c.0: device [8086:a294] error status/mask=00000001/00002000
Aug 1 08:24:42 mypc kernel: [73212.049804] pcieport 0000:00:1c.0: [ 0] RxErr
Aug 1 08:24:42 mypc kernel: [73212.050514] pcieport 0000:00:1c.0: AER: Corrected error received: 0000:00:1c.0
Aug 1 08:24:42 mypc kernel: [73212.050519] pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected, type=Physical Layer, (Receiver ID)
Aug 1 08:24:42 mypc kernel: [73212.050520] pcieport 0000:00:1c.0: device [8086:a294] error status/mask=00000001/00002000
Aug 1 08:24:42 mypc kernel: [73212.050522] pcieport 0000:00:1c.0: [ 0] RxErr
然后想起 grub 文件中的 pci=noaer
我已经这样做了，似乎已经解决了，但是
有什么方法可以知道哪个是“故障”设备以及导致故障的原因？
最后，如何在不编辑 grub 文件的情况下解决该错误并解决日志填充问题？
这是我的
lspci-nn
00:00.0 Host bridge [0600]: Intel Corporation 8th Gen Core Processor Host Bridge/DRAM Registers [8086:3ec2] (rev 0d)
00:02.0 VGA compatible controller [0300]: Intel Corporation CoffeeLake-S GT2 [UHD Graphics 630] [8086:3e98] (rev 02)
00:14.0 USB controller [0c03]: Intel Corporation 200 Series/Z370 Chipset Family USB 3.0 xHCI Controller [8086:a2af]
00:16.0 Communication controller [0780]: Intel Corporation 200 Series PCH CSME HECI #1 [8086:a2ba]
00:17.0 SATA controller [0106]: Intel Corporation 200 Series PCH SATA controller [AHCI mode] [8086:a282]
00:1c.0 PCI bridge [0604]: Intel Corporation 200 Series PCH PCI Express Root Port #5 [8086:a294] (rev f0)
00:1c.7 PCI bridge [0604]: Intel Corporation 200 Series PCH PCI Express Root Port #8 [8086:a297] (rev f0)
00:1d.0 PCI bridge [0604]: Intel Corporation 200 Series PCH PCI Express Root Port #11 [8086:a29a] (rev f0)
00:1f.0 ISA bridge [0601]: Intel Corporation Device [8086:a2ca]
00:1f.2 Memory controller [0580]: Intel Corporation 200 Series/Z370 Chipset Family Power Management Controller [8086:a2a1]
00:1f.3 Audio device [0403]: Intel Corporation 200 Series PCH HD Audio [8086:a2f0]
00:1f.4 SMBus [0c05]: Intel Corporation 200 Series/Z370 Chipset Family SMBus Controller [8086:a2a3]
01:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8192EE PCIe Wireless Network Adapter [10ec:818b]
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
提前致谢