As many folks following me on Twitter have noted, I've been building quite a nice vSphere "datacenter" lately. Part of this build was integrating UPS monitoring and automatic shutdown, and I'm pleased with the result. I'm using a Raspberry Pi connected to two UPSes via USB as a NUT server and have installed a native ESX version of upsmon to monitor and react as UPS events … [Read more...] about Automated UPS Monitoring for vSphere with NUT and Raspberry Pi (Cheap!)