Uptime

Posted in Operations and Supply Chain Terms, Total Reads: 1015
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Definition: Uptime

Uptime is the ratio of the total time during which a machinery or equipment is operational or the production time to the total available time, that is the total time for which the machinery or equipment is available.


It is the opposite of downtime, which is the ratio of the total time during which the machinery or equipment is non-operational to the total available time.


Formula: Operational uptime is expressed as a percentage and is calculated as follows –



Example: Suppose the operations team at XYZ Corp. wants to use a machine for carrying out their day-to-day operations. The machine is available for a total of 10 hours every day. It takes around 2 hours to setup the machine, another 1.5 hours to set it back down, and needs to be allowed to cool down for 15 minutes after every 1.5 hours of production. The uptime of the machine will be calculated as follows –


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