I don't get this output why i don't see my primary graphic card in IOMMU group?
Which NUMA node it's using if it's not in IOMMU ?
Is it using chipset lanes or what?
root@ubuntu:~# find /sys/kernel/iommu_groups/ -type l
/sys/kernel/iommu_groups/17/devices/0000:09:00.0
/sys/kernel/iommu_groups/7/devices/0000:00:03.1
/sys/kernel/iommu_groups/25/devices/0000:0e:00.2
/sys/kernel/iommu_groups/15/devices/0000:00:19.6
/sys/kernel/iommu_groups/15/devices/0000:00:19.4
/sys/kernel/iommu_groups/15/devices/0000:00:19.2
/sys/kernel/iommu_groups/15/devices/0000:00:19.0
/sys/kernel/iommu_groups/15/devices/0000:00:19.7
/sys/kernel/iommu_groups/15/devices/0000:00:19.5
/sys/kernel/iommu_groups/15/devices/0000:00:19.3
/sys/kernel/iommu_groups/15/devices/0000:00:19.1
/sys/kernel/iommu_groups/5/devices/0000:00:02.0
/sys/kernel/iommu_groups/23/devices/0000:0d:00.3
/sys/kernel/iommu_groups/13/devices/0000:00:14.3
/sys/kernel/iommu_groups/13/devices/0000:00:14.0
/sys/kernel/iommu_groups/3/devices/0000:00:01.3
/sys/kernel/iommu_groups/21/devices/0000:0d:00.0
/sys/kernel/iommu_groups/11/devices/0000:00:08.0
/sys/kernel/iommu_groups/1/devices/0000:00:01.1
/sys/kernel/iommu_groups/18/devices/0000:0a:00.0
/sys/kernel/iommu_groups/8/devices/0000:00:04.0
/sys/kernel/iommu_groups/26/devices/0000:0e:00.3
/sys/kernel/iommu_groups/16/devices/0000:03:00.0
/sys/kernel/iommu_groups/16/devices/0000:02:00.0
/sys/kernel/iommu_groups/16/devices/0000:08:00.0
/sys/kernel/iommu_groups/16/devices/0000:01:00.2
/sys/kernel/iommu_groups/16/devices/0000:02:03.0
/sys/kernel/iommu_groups/16/devices/0000:01:00.0
/sys/kernel/iommu_groups/16/devices/0000:07:00.0
/sys/kernel/iommu_groups/16/devices/0000:02:09.0
/sys/kernel/iommu_groups/16/devices/0000:06:00.0
/sys/kernel/iommu_groups/16/devices/0000:02:02.0
/sys/kernel/iommu_groups/16/devices/0000:05:00.0
/sys/kernel/iommu_groups/16/devices/0000:01:00.1
/sys/kernel/iommu_groups/16/devices/0000:02:01.0
/sys/kernel/iommu_groups/16/devices/0000:02:04.0
/sys/kernel/iommu_groups/6/devices/0000:00:03.0
/sys/kernel/iommu_groups/24/devices/0000:0e:00.0
/sys/kernel/iommu_groups/14/devices/0000:00:18.3
/sys/kernel/iommu_groups/14/devices/0000:00:18.1
/sys/kernel/iommu_groups/14/devices/0000:00:18.6
/sys/kernel/iommu_groups/14/devices/0000:00:18.4
/sys/kernel/iommu_groups/14/devices/0000:00:18.2
/sys/kernel/iommu_groups/14/devices/0000:00:18.0
/sys/kernel/iommu_groups/14/devices/0000:00:18.7
/sys/kernel/iommu_groups/14/devices/0000:00:18.5
/sys/kernel/iommu_groups/4/devices/0000:00:01.5
/sys/kernel/iommu_groups/22/devices/0000:0d:00.2
/sys/kernel/iommu_groups/12/devices/0000:00:08.1
/sys/kernel/iommu_groups/2/devices/0000:00:01.2
/sys/kernel/iommu_groups/20/devices/0000:0c:00.0
/sys/kernel/iommu_groups/20/devices/0000:0c:00.1
/sys/kernel/iommu_groups/10/devices/0000:00:07.1
/sys/kernel/iommu_groups/0/devices/0000:00:01.0
/sys/kernel/iommu_groups/19/devices/0000:0b:00.0
/sys/kernel/iommu_groups/9/devices/0000:00:07.0
root@ubuntu:~# lspci
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Root Complex
00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) I/O Memory Management Unit
00:01.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:01.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge
00:01.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge
00:01.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge
00:01.5 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:03.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge
00:04.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:07.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:07.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Internal PCIe GPP Bridge 0 to Bus B
00:08.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:08.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Internal PCIe GPP Bridge 0 to Bus B
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 59)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 51)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 3
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 5
00:18.6 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 6
00:18.7 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 7
00:19.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 0
00:19.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 1
00:19.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 2
00:19.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 3
00:19.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 4
00:19.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 5
00:19.6 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 6
00:19.7 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 7
01:00.0 USB controller: Advanced Micro Devices, Inc. [AMD] X399 Series Chipset USB 3.1 xHCI Controller (rev 02)
01:00.1 SATA controller: Advanced Micro Devices, Inc. [AMD] X399 Series Chipset SATA Controller (rev 02)
01:00.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] X399 Series Chipset PCIe Bridge (rev 02)
02:00.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] 300 Series Chipset PCIe Port (rev 02)
02:01.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] 300 Series Chipset PCIe Port (rev 02)
02:02.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] 300 Series Chipset PCIe Port (rev 02)
02:03.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] 300 Series Chipset PCIe Port (rev 02)
02:04.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] 300 Series Chipset PCIe Port (rev 02)
02:09.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] 300 Series Chipset PCIe Port (rev 02)
03:00.0 Network controller: Intel Corporation Wireless-AC 9260 (rev 29)
05:00.0 Ethernet controller: Intel Corporation I211 Gigabit Network Connection (rev 03)
06:00.0 SATA controller: ASMedia Technology Inc. ASM1062 Serial ATA Controller (rev 02)
07:00.0 USB controller: Renesas Technology Corp. uPD720201 USB 3.0 Host Controller (rev 03)
08:00.0 USB controller: ASMedia Technology Inc. ASM2142 USB 3.1 Host Controller
09:00.0 Ethernet controller: Aquantia Corp. AQC107 NBase-T/IEEE 802.3bz Ethernet Controller [AQtion] (rev 02)
0a:00.0 USB controller: ASMedia Technology Inc. ASM2142 USB 3.1 Host Controller
0b:00.0 Non-Volatile memory controller: Sandisk Corp WD Black 2018/PC SN720 NVMe SSD
0c:00.0 VGA compatible controller: NVIDIA Corporation GK208B [GeForce GT 710] (rev a1)
0c:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1)
0d:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 145a
0d:00.2 Encryption controller: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Platform Security Processor
0d:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) USB 3.0 Host Controller
0e:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 1455
0e:00.2 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 51)
0e:00.3 Audio device: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) HD Audio Controller
40:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Root Complex
40:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) I/O Memory Management Unit
40:01.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
40:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
40:03.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
40:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge
40:04.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
40:07.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
40:07.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Internal PCIe GPP Bridge 0 to Bus B
40:08.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
40:08.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Internal PCIe GPP Bridge 0 to Bus B
41:00.0 VGA compatible controller: NVIDIA Corporation GV102 (rev a1)
41:00.1 Audio device: NVIDIA Corporation TU102 High Definition Audio Controller (rev a1)
41:00.2 USB controller: NVIDIA Corporation TU102 USB 3.1 Controller (rev a1)
41:00.3 Serial bus controller [0c80]: NVIDIA Corporation TU102 UCSI Controller (rev a1)
42:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 145a
42:00.2 Encryption controller: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Platform Security Processor
42:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) USB 3.0 Host Controller
43:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Device 1455
43:00.2 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 51)
root@ubuntu:~# lspci -tvv
-+-[0000:40]-+-00.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Root Complex
| +-00.2 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) I/O Memory Management Unit
| +-01.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
| +-02.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
| +-03.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
| +-03.1-[41]--+-00.0 NVIDIA Corporation GV102
| | +-00.1 NVIDIA Corporation TU102 High Definition Audio Controller
| | +-00.2 NVIDIA Corporation TU102 USB 3.1 Controller
| | \-00.3 NVIDIA Corporation TU102 UCSI Controller
| +-04.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
| +-07.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
| +-07.1-[42]--+-00.0 Advanced Micro Devices, Inc. [AMD] Device 145a
| | +-00.2 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Platform Security Processor
| | \-00.3 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) USB 3.0 Host Controller
| +-08.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
| \-08.1-[43]--+-00.0 Advanced Micro Devices, Inc. [AMD] Device 1455
| \-00.2 Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode]
\-[0000:00]-+-00.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Root Complex
+-00.2 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) I/O Memory Management Unit
+-01.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
+-01.1-[01-08]--+-00.0 Advanced Micro Devices, Inc. [AMD] X399 Series Chipset USB 3.1 xHCI Controller
| +-00.1 Advanced Micro Devices, Inc. [AMD] X399 Series Chipset SATA Controller
| \-00.2-[02-08]--+-00.0-[03]----00.0 Intel Corporation Wireless-AC 9260
| +-01.0-[04]--
| +-02.0-[05]----00.0 Intel Corporation I211 Gigabit Network Connection
| +-03.0-[06]----00.0 ASMedia Technology Inc. ASM1062 Serial ATA Controller
| +-04.0-[07]----00.0 Renesas Technology Corp. uPD720201 USB 3.0 Host Controller
| \-09.0-[08]----00.0 ASMedia Technology Inc. ASM2142 USB 3.1 Host Controller
+-01.2-[09]----00.0 Aquantia Corp. AQC107 NBase-T/IEEE 802.3bz Ethernet Controller [AQtion]
+-01.3-[0a]----00.0 ASMedia Technology Inc. ASM2142 USB 3.1 Host Controller
+-01.5-[0b]----00.0 Sandisk Corp WD Black 2018/PC SN720 NVMe SSD
+-02.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
+-03.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
+-03.1-[0c]--+-00.0 NVIDIA Corporation GK208B [GeForce GT 710]
| \-00.1 NVIDIA Corporation GK208 HDMI/DP Audio Controller
+-04.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
+-07.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
+-07.1-[0d]--+-00.0 Advanced Micro Devices, Inc. [AMD] Device 145a
| +-00.2 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Platform Security Processor
| \-00.3 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) USB 3.0 Host Controller
+-08.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
+-08.1-[0e]--+-00.0 Advanced Micro Devices, Inc. [AMD] Device 1455
| +-00.2 Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode]
| \-00.3 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) HD Audio Controller
+-14.0 Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller
+-14.3 Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge
+-18.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 0
+-18.1 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 1
+-18.2 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 2
+-18.3 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 3
+-18.4 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 4
+-18.5 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 5
+-18.6 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 6
+-18.7 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 7
+-19.0 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 0
+-19.1 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 1
+-19.2 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 2
+-19.3 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 3
+-19.4 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 4
+-19.5 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 5
+-19.6 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 6
\-19.7 Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) Data Fabric: Device 18h; Function 7