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An uptime percentage calculator converts between uptime percentage and maximum allowable downtime per year, month, or day. "Five nines" (99.999%) uptime means only 5.26 minutes of downtime per year; "three nines" (99.9%) allows 8.77 hours of annual downtime.

دليل خطوة بخطوة

1. 1Track total operational time
2. 2Subtract downtime minutes
3. 3Calculate availability percentage

أمثلة محلولة

أخطاء شائعة يجب تجنبها

• ✕Wrong parameters
• ✕Missing adjustments

أسئلة شائعة