Availability In Real Terms

[Re-posting content I originally published in 2009! Some how it had gotten lost – it now returns]

I though it’d be worth defining ‘availability’ in real terms – terms that any non-technical person could understand.  After all when someone says %99.9 – exactly what do they mean?  As always – how you ask the question is just as important as the answer.

Availability in Real terms

Availability in Real terms - maintenance window

PDF: Availability In Real Terms