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General Troubleshooting

Server unable to find the adapter
  • Ensure that the adapter is placed correctly
  • Make sure the adapter slot and the adapter are compatible
    Install the adapter in a different PCI Express slot
  • Use the drivers that came with the adapter or download the latest
  • Make sure your motherboard has the latest BIOS
  • Try to reboot the server
The adapter no longer works
  • Reseat the adapter 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
Adapters stopped working after installing another adapter
  • Try removing and re-installing all adapters
  • 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 adapter port are compatible
Link light is on, but with no communication established
  • Check that the latest driver is loaded
  • Check that both the adapter and its link are set to the same speed and duplex settings

Linux Troubleshooting

Environment Informationcat /etc/issue
uname -a
cat /proc/cupinfo | grep ‘model name’ | uniq
ofed_info -s
ifconfig -a
ip link show
ethtool <interface>
ethtool -i <interface_of_Mellanox_port_num>
ibdev2netdev
Card Detectionlspci | grep -i Mellanox
NVIDIA Firmware Tool (MFT)Download and install MFT: http://www.nvidia.com/content/pages.php?pg=management_tools&menu_section=34
Refer to the User Manual for installation instructions.
Once installed, run:
mst start
mst status
flint -d <mst_device> q
Ports Informationibstat
ibv_devinfo
Firmware Version UpgradeTo download the latest firmware version refer to http://www.nvidia.com/supportdownloader
Collect Log Filecat /var/log/messages
dmesg >> system.log
journalctl (Applicable on new operating systems)
cat /var/log/syslog

Windows Troubleshooting

Environment InformationFrom the Windows desktop choose the Start menu and run: msinfo32
To export system information to a text file, choose the Export option from the File menu.
Assign a file name and save.
NVIDIA Firmware Tool (MFT)Download and install MFT: http://www.nvidia.com/content/pages.php?pg=management_tools&menu_section=34
Refer to the User Manual for installation instructions.
Once installed, open a CMD window and run:
WinMFT
mst start
mst status
flint –d <mst_device> q
Ports Informationvstat
Firmware Version UpgradeDownload the latest firmware version using the PSID/board ID: http://www.nvidia.com/supportdownloader/
flint –d <mst_device> –i <firmware_bin_file> b
Collect Log File
  • Event log viewer
  • MST device logs:
    • mst start
    • mst status
  • flint –d <mst_device> dc > dump_configuration.log
  • mstdump <mst_device> dc > mstdump.log