General Troubleshooting

NVIDIA BlueField-3 DPU Controller User Manual

Server unable to find the DPU

  • Ensure that the DPU is placed correctly

  • Make sure the DPU slot and the DPU are compatible

    Install the DPU in a different PCI Express slot

  • Use the drivers that came with the DPU or download the latest

  • Make sure your motherboard has the latest BIOS

  • Try to reboot the server

The DPU no longer works

  • Reseat the DPU in its slot or a different slot, if necessary

  • Try using another cable

  • Reinstall the drivers for the network driver files may be damaged or deleted

  • Reboot the server

DPUs stopped working after installing another DPU

  • Try removing and re-installing all DPUs

  • Check that cables are connected properly

  • Make sure your motherboard has the latest BIOS

Link indicator light is off

  • Try another port on the switch

  • Make sure the cable is securely attached

  • Check you are using the proper cables that do not exceed the recommended lengths

  • Verify that your switch and DPU port are compatible

Link light is on, but with no communication established

  • Check that the latest driver is loaded

  • Check that the DPU and its link are set to the same speed, and duplex settings

Forgot password needed to install/upgrade the DPU image

Refer to the latest version of BlueField DPU SW Manual and follow the instructions under "Upgrading NVIDIA BlueField DPU Software" section.

© Copyright 2024, NVIDIA. Last updated on May 19, 2024.