This document describes the LED controller daemon that runs on Puma hardware.
envParams.LED_AGENT_ENABLED is set in the node configuration, the
led-agent daemon will run and control the three green LED lights beneath Puma
units using GPIO pins (
The behavior of the LEDs is as follows:
Link quality is determined by the MCS reported via firmware stats. A "good" link must be operating at MCS 9 or higher.
led-agent subscribes to stats published by
driver-if to obtain link quality