uptime
n. uncountable B2 Upper Intermediate up·time
n. the amount of time a computer system or website is working and available for use. It measures how often a service is not offline or broken.
n. the period of time during which a system, device, or network is functional and operational. Often expressed as a percentage of total time to indicate reliability.
The website has 99.9% uptime this month.
Cloud service providers often guarantee high uptime to ensure that businesses do not lose access to their data during critical hours.
While hardware failures are inevitable, the engineering team focused on redundant power supplies and automated failover protocols to maximize server uptime during the peak holiday shopping season.