Starting at 5:05 AM PDT, we experienced periods of increased error rates and provisioning/registration latencies for ELB APIs in the US-EAST-1 Region. The periods of elevated API error rates were resolved at 7:55 AM PDT. The periods of increased provisioning/latencies were resolved for the vast majority of customers by 8:31 AM PDT, with full recovery at 9:11 AM PDT. Connectivity to existing load balancers was not affected. The issue has been resolved and the service is operating normally.