Hulc LED Process - Is responsible for link status detection.
Hulc LED Process uses 15-30% CPU on Catalyst 3560X/3750X platforms.
The is seen in 12.2(53)SE releases or later.
This is an expected behavior and there is no workaround.
Further Problem Description:
The "Hulc LED" process does following tasks:
- Check Link status on every port - If the switch supports POE, it checks to see if there is a Power Device (PD) detected - Check the status of the transceiver - Update Fan status - Set Main LED and ports LEDs - Update both Power Supplies and RPS - Check on system temperature status
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...