Thank’s for your reply @MarkusHoHo
Below is the output of the command :
60:00.0 VGA compatible controller: NVIDIA Corporation TU102 [GeForce RTX 2080 Ti] (rev a1) (prog-if 00 [VGA controller])
Subsystem: Gigabyte Technology Co., Ltd TU102 [GeForce RTX 2080 Ti]
Flags: bus master, fast devsel, latency 0, IRQ 176, NUMA node 0
Memory at c4000000 (32-bit, non-prefetchable) [size=16M]
Memory at 7ffe0000000 (64-bit, prefetchable) [size=256M]
Memory at 7fff0000000 (64-bit, prefetchable) [size=32M]
I/O ports at 9000 [size=128]
Expansion ROM at c5000000 [virtual] [disabled] [size=512K]
Capabilities: <access denied>
Kernel driver in use: nvidia
lspci: Unable to load libkmod resources: error -12
00: de 10 04 1e 07 05 10 00 a1 00 00 03 00 00 80 00
10: 00 00 00 c4 0c 00 00 e0 ff 07 00 00 0c 00 00 f0
20: ff 07 00 00 01 90 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 60 00 00 00 00 00 00 00 0b 01 00 00
60:00.1 Audio device: NVIDIA Corporation TU102 High Definition Audio Controller (rev a1)
Subsystem: Gigabyte Technology Co., Ltd TU102 High Definition Audio Controller
Flags: bus master, fast devsel, latency 0, IRQ 173, NUMA node 0
Memory at c5080000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
00: de 10 f7 10 06 01 10 00 a1 00 03 04 08 00 80 00
10: 00 00 08 c5 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 60 00 00 00 00 00 00 00 0a 02 00 00
60:00.2 USB controller: NVIDIA Corporation TU102 USB 3.1 Host Controller (rev a1) (prog-if 30 [XHCI])
Subsystem: Gigabyte Technology Co., Ltd TU102 USB 3.1 Host Controller
Flags: fast devsel, IRQ 49, NUMA node 0
Memory at 7fff2000000 (64-bit, prefetchable) [size=256K]
Memory at 7fff2040000 (64-bit, prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: xhci_hcd
00: de 10 d6 1a 02 05 10 00 a1 30 03 0c 10 00 80 00
10: 0c 00 00 f2 ff 07 00 00 00 00 00 00 0c 00 04 f2
20: ff 07 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 68 00 00 00 00 00 00 00 0b 03 00 00
60:00.3 Serial bus controller [0c80]: NVIDIA Corporation TU102 USB Type-C UCSI Controller (rev a1)
Subsystem: Gigabyte Technology Co., Ltd TU102 USB Type-C UCSI Controller
Flags: bus master, fast devsel, latency 0, IRQ 56, NUMA node 0
Memory at c5084000 (32-bit, non-prefetchable) [size=4K]
Capabilities: <access denied>
Kernel driver in use: nvidia-gpu
00: de 10 d7 1a 06 05 10 00 a1 00 80 0c 08 00 80 00
10: 00 40 08 c5 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 68 00 00 00 00 00 00 00 0b 04 00 00
b1:00.0 VGA compatible controller: NVIDIA Corporation TU102 [GeForce RTX 2080 Ti] (rev a1) (prog-if 00 [VGA controller])
Subsystem: Gigabyte Technology Co., Ltd TU102 [GeForce RTX 2080 Ti]
Flags: bus master, fast devsel, latency 0, IRQ 177, NUMA node 1
Memory at ed000000 (32-bit, non-prefetchable) [size=16M]
Memory at affe0000000 (64-bit, prefetchable) [size=256M]
Memory at afff0000000 (64-bit, prefetchable) [size=32M]
I/O ports at e000 [size=128]
Expansion ROM at ee000000 [virtual] [disabled] [size=512K]
Capabilities: <access denied>
Kernel driver in use: nvidia
00: de 10 04 1e 07 05 10 00 a1 00 00 03 00 00 80 00
10: 00 00 00 ed 0c 00 00 e0 ff 0a 00 00 0c 00 00 f0
20: ff 0a 00 00 01 e0 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 60 00 00 00 00 00 00 00 0b 01 00 00
b1:00.1 Audio device: NVIDIA Corporation TU102 High Definition Audio Controller (rev a1)
Subsystem: Gigabyte Technology Co., Ltd TU102 High Definition Audio Controller
Flags: bus master, fast devsel, latency 0, IRQ 174, NUMA node 1
Memory at ee080000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
00: de 10 f7 10 06 01 10 00 a1 00 03 04 08 00 80 00
10: 00 00 08 ee 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 60 00 00 00 00 00 00 00 0a 02 00 00
b1:00.2 USB controller: NVIDIA Corporation TU102 USB 3.1 Host Controller (rev a1) (prog-if 30 [XHCI])
Subsystem: Gigabyte Technology Co., Ltd TU102 USB 3.1 Host Controller
Flags: fast devsel, IRQ 51, NUMA node 1
Memory at afff2000000 (64-bit, prefetchable) [size=256K]
Memory at afff2040000 (64-bit, prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: xhci_hcd
00: de 10 d6 1a 02 05 10 00 a1 30 03 0c 10 00 80 00
10: 0c 00 00 f2 ff 0a 00 00 00 00 00 00 0c 00 04 f2
20: ff 0a 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 68 00 00 00 00 00 00 00 0b 03 00 00
b1:00.3 Serial bus controller [0c80]: NVIDIA Corporation TU102 USB Type-C UCSI Controller (rev a1)
Subsystem: Gigabyte Technology Co., Ltd TU102 USB Type-C UCSI Controller
Flags: bus master, fast devsel, latency 0, IRQ 58, NUMA node 1
Memory at ee084000 (32-bit, non-prefetchable) [size=4K]
Capabilities: <access denied>
Kernel driver in use: nvidia-gpu
00: de 10 d7 1a 06 05 10 00 a1 00 80 0c 08 00 80 00
10: 00 40 08 ee 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 68 00 00 00 00 00 00 00 0b 04 00 00
db:00.0 VGA compatible controller: NVIDIA Corporation TU102 [GeForce RTX 2080 Ti] (rev a1) (prog-if 00 [VGA controller])
Subsystem: Gigabyte Technology Co., Ltd TU102 [GeForce RTX 2080 Ti]
Flags: bus master, fast devsel, latency 0, IRQ 178, NUMA node 1
Memory at fa000000 (32-bit, non-prefetchable) [size=16M]
Memory at bffe0000000 (64-bit, prefetchable) [size=256M]
Memory at bfff0000000 (64-bit, prefetchable) [size=32M]
I/O ports at f000 [size=128]
Expansion ROM at fb000000 [virtual] [disabled] [size=512K]
Capabilities: <access denied>
Kernel driver in use: nvidia
00: de 10 04 1e 07 05 10 00 a1 00 00 03 00 00 80 00
10: 00 00 00 fa 0c 00 00 e0 ff 0b 00 00 0c 00 00 f0
20: ff 0b 00 00 01 f0 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 60 00 00 00 00 00 00 00 0b 01 00 00
db:00.1 Audio device: NVIDIA Corporation TU102 High Definition Audio Controller (rev a1)
Subsystem: Gigabyte Technology Co., Ltd TU102 High Definition Audio Controller
Flags: bus master, fast devsel, latency 0, IRQ 175, NUMA node 1
Memory at fb080000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
00: de 10 f7 10 06 01 10 00 a1 00 03 04 08 00 80 00
10: 00 00 08 fb 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 60 00 00 00 00 00 00 00 0a 02 00 00
db:00.2 USB controller: NVIDIA Corporation TU102 USB 3.1 Host Controller (rev a1) (prog-if 30 [XHCI])
Subsystem: Gigabyte Technology Co., Ltd TU102 USB 3.1 Host Controller
Flags: fast devsel, IRQ 53, NUMA node 1
Memory at bfff2000000 (64-bit, prefetchable) [size=256K]
Memory at bfff2040000 (64-bit, prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: xhci_hcd
00: de 10 d6 1a 02 05 10 00 a1 30 03 0c 10 00 80 00
10: 0c 00 00 f2 ff 0b 00 00 00 00 00 00 0c 00 04 f2
20: ff 0b 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 68 00 00 00 00 00 00 00 0b 03 00 00
db:00.3 Serial bus controller [0c80]: NVIDIA Corporation TU102 USB Type-C UCSI Controller (rev a1)
Subsystem: Gigabyte Technology Co., Ltd TU102 USB Type-C UCSI Controller
Flags: bus master, fast devsel, latency 0, IRQ 60, NUMA node 1
Memory at fb084000 (32-bit, non-prefetchable) [size=4K]
Capabilities: <access denied>
Kernel driver in use: nvidia-gpu
00: de 10 d7 1a 06 05 10 00 a1 00 80 0c 08 00 80 00
10: 00 40 08 fb 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 d8 3f
30: 00 00 00 00 68 00 00 00 00 00 00 00 0b 04 00 00
Actually I had the 8 GPUs working before, so its supported and should work but it stopped showing the all 8 GPUs only today