Pcie slot instability?

[JMP_LZDOG]

This seems like the same issue I’ve been having with a dGPU on the PCIe x4 slot:

Request: verify dGPU support

I’m also trying to get the motherboard to work with dGPUs. @Lincoln_Chen did you end up abandoning the use of the PCIe 4.0 x4 slot? I may have misunderstood, but it seemed like you were last using the NVMe M.2 slot(s) instead? @Hrothmund how has that ADT-Link adapter worked for you? In my experiments, I’m using the ADT-Link R23A-AMP (x4 to x16) and then a normal GPU riser, but the connection isn’t stable and keeps dropping to PCIe Gen 1.0. Forcing Linux to stick to Gen 1.0 solves the renegot…

Edit: Found this one too?

Resolving PCIE storage instability using Linux Kernel flags

I recently got a Framework Desktop motherboard and was excited to upgrade. But I ran into some issues with my ~6 hard disk storage array and pcie-sata controller When running several parallel heavy read / write workloads and strongly stressing the disks and controller I would get this dmesg line. ahci 0000:c1:00.0: Using 64-bit DMA addresses Followed immediately by corrupt sector reads seemingly randomly distributed across every disk in the array. I tried using a Marvell 88SE9215 controller a…