Category Energy

Temperature variations between my server’s HDDs

In December 2009 I rebuilt my home file server to be a FreeBSD 8.x machine with six 1.5TByte Western Digital HDDs in a ZFS raidz2 configuration. From February 2nd 2010 I’ve been sampling the internal SMART temperature senors of each drive every 6 minutes. This post summarises some of what I’ve captured.

Monitoring a NetYS PE 1000VA UPS from FreeBSD

Back in July 2007 I purchased a NetYS PE 1000VA UPS to provide backup mains power for my main home FreeBSD server. In the past month I have (finally!) figured out how to remotely monitor this UPS over USB connection from my FreeBSD box (currently running 8.3-PRERELEASE). This post documents the steps required to get […]

Power consumption of my tumble dryer

A few months back I ordered and received a “Digital Utility AC Power Consumption Monitor and Timer” from DealExtreme (see my initial post here). I’ve now used it to briefly measure the power consumption of my home tumble dryer in “Warm” mode.

Power consumption of my Sony and LG LCD TVs

A few months back I ordered and received a “Digital Utility AC Power Consumption Monitor and Timer” from DealExtreme (see my initial post here). I’ve now used it to briefly measure the power consumption of my two home LCD TVs.

PMM2010 “Debuy” AC power meter

A few months back I ordered and received a “Digital Utility AC Power Consumption Monitor and Timer” from DealExtreme (find it here).  I just started playing with it today.