Time between the component failure and its replacement to ensure redundancy. A second failure similar the second one during this period thus leads to a service interruption which can be longer than the previous one if restoration then becomes impossible.
![Degraded Operation Interval](/images/stories/storage/fr/DOI.jpg)
Planned Downtime : time to be planned so as to proceed to full restoration following failure or a disaster.
Lire la suite... Conclusion