0 the period of time when a computer, system, etc. is being used without any problems:
We offer 24-hour service support with uptime guarantees.
In some of these new service offerings, the old par ts-and-labor billing model is replaced by guaranteed uptime.
There are several benefits in savings for the actual repair cost as well as the increased uptime.
Machine breakdowns are common, limiting uptime in critical situations.
Operational uptime and established service level agreements, not project deadlines, drove their perception of urgency.
As a consequence, service should be optimized to prevent failures and to maximize uptime while avoiding super fluous maintenance.
Significant aspects of these trends include the ability to diagnose impending failures, prognosticate the remaining useful lifetime of the process and schedule maintenance operations so that uptime is maximized.
In every case, there are financial penalties to suppliers if they do not meet their uptime guarantee.
Twitter had approximately ninety-eight percent uptime in 2007 (or about six full days of downtime).