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kcan_monitor — CAN Bus Monitor

kcan_monitor displays CAN bus state and real-time transmit / receive statistics.

Usage

bash
kcan_monitor

Monitor demonstration

Fields

FieldDescription
dev namePhysical device identifier and channel number
ndevSocketCAN network interface such as can0; use it with candump and cansend
bitsCAN FD timing shown as arbitration rate plus data rate
busACTIVE, PASSIVE or BUSOFF state
%busBus load
%tx fifoTransmit-buffer utilization
rx_fr/sReceived frames per second
tx_fr/sTransmitted frames per second
rxTotal received frames
txTotal transmitted frames
rec/tecReceive / transmit error counters
errTotal CAN errors, including bit and stuff errors

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