SLA, SLO, SLI & Availability Math

Nines and downtime, error budgets, and availability across serial dependencies.

0 / 7 solved

Question Tags Difficulty Success

error-budgetslo +1

Medium —

2. Chasing the Fourth Nine

composed-availabilitynines-of-availability +1

Medium —

3. Six Links In Series

availabilityslo +2

Medium —

4. One Row Is Wrong

sloburn-rate +2

Medium —

5. Last Quarter Was Quiet

slotarget-setting +2

Medium —

6. The Average Lied

sliavailability +1

Hard —

7. Shedding Looks Like Success

slislo +2

Hard 40%

Learning Resources

Google SRE Book, service level objectives

Up next

7 of 7 questions here are still unsolved.

Next module The Tradeoff Vocabulary