Google Cloud’s us-east5-c (Columbus, Ohio) zone had a six-hour outage It was caused by a failure to its uninterruptible power supply Over 20 services and some storage disks went down Much like ...

One answer is an uninterruptible power supply, but maintaining batteries is no fun. [Scott] wanted to do better, so he built a UPS using supercapacitors. A supercapacitor UPS is nearly ideal.

Google has revealed that a recent six-hour outage at one of its cloudy regions was caused by uninterruptible power supplies not doing their job.… The outage commenced on March 29th and caused ...