Actually, why not calibrate the UPS right from PPBE, under Diagnostics.
It seems to me this should work, and it doesn't require replacing connected devices with a dummy load. Just leave them all connected and running, and test should complete when battery is 10%. In addition, calibration is...
Hi Dweeb, thank you, post is useful information.
Did you cut power to the UPS after plugging the heat gun?
Quote, "powered on system and quickly started a UPS battery calibration from PPBE, then shutdown ESXi and powered off the server and plugged in a heat gun (on low setting) to the UPS to...