mst Synopsis - VMware

NVIDIA ConnectX-5 Adapter Cards Firmware Release Notes v16.35.3502 LTS

mst <command> [switches]

mst start

Create special files that represent NVIDIA devices in directory/dev. Load appropriate modules. After successfully completing this command, the mst driver will be ready to work.

mst stop

Stop NVIDIA mst driver service and unload the kernel modules.

mst restart

"mst stop" followed by "mst start"

mst server start [-p|--port port]

Start mst server to allow incoming connection. Default port is 23108.

mst server stop

Stop the mst server.

mst status

Print current status of NVIDIA devices


-v run with a high verbosity level (print more info on each device)

mst version

Print the version info

To print the current status of NVIDIA devices:



# /opt/mellanox/bin/mst status MST devices: ------------ mt4099_pciconf0 mt4099_pci_cr0

VMK Linux


# /opt/mellanox/bin/mst status MST devices: /dev/mt4099_pciconf0 /dev/mt4099_pci_cr0

To show the devices status with detailed information:


# /opt/mellanox/bin/mst status -vv PCI devices: DEVICE_TYPE MST PCI RDMA NET NUMA ConnectX4(rev:0) mt4115_pciconf0 03:00.0 net-vmnic4 ConnectX4(rev:0) mt4115_pciconf0.1 03:00.1 net-vmnic5 ConnectX3Pro(rev:0) mt4103_pci_cr0 05:00.0 net-vmnic1,netvmnic1000102 ConnectX3Pro(rev:0) mt4103_pciconf0 05:00.0 net-vmnic1,netvmnic1000102

For further information on In-Band and Remote Access, please refer to In-Band Access to Multiple IB Subnets, Accessing Remote InfiniBand Device by Direct Route MADs, and Remote Access to Device by Sockets.

© Copyright 2023, NVIDIA. Last updated on Oct 12, 2023.