Amazon Outage Sparks Anger as Fridges Stop, People Locked Out

The outage at Amazon.com Inc.’s cloud-computing arm left thousands of people in the U.S. without working fridges, roombas and doorbells, highlighting just how reliant people have become on the company as the Internet of Things proliferates across homes.

The disruption, which began at about 10 a.m. Eastern time Tuesday, upended package deliveries, took down major streaming services, and prevented people from getting into Walt Disney Co.’s parks.

Affected Amazon services included the voice assistant Alexa and Ring smart-doorbell unit. Irate device users tweeted their frustrations to Ring’s official account, with many complaining that they spent time ...