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The mlxuptime is a firmware which prints NVIDIA devices' up time and measured/configured frequency.

mlxuptime Usage

mlxuptime [options]  


-d <dev> --deviceMst device name
-s <time> --sampleSampling interval for measuring frequency (default: 1 [sec])
-h --helpPrint help and exit
-v --versionPrint tool version and exit
-f, --force_sampleForce sampling interval for measuring frequency. Default: Reading up time from device.


Print all info: 

# mlxuptime -d /dev/mst/mt4117_pciconf0 
Measured core frequency       : 427.099818 MHz
Device up time                : 10:01:20.456344 [h:m:s.usec]