DevOps combines software development with what?
AnswerIT operations
DevOps blends development and operations practices.
Tech · Facts & stats
Ops facts & stats
7 fact-checked facts about it operations, devops and site reliability, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
What is a 'runbook' in IT operations?
AnswerDocumented steps for handling a routine task or incident
Runbooks give operators repeatable steps.
Going deeper
Which company open-sourced Kubernetes in 2014?
AnswerGoogle
Kubernetes grew out of Google's internal cluster management experience.
About how much downtime per year does 'five nines' (99.999%) availability allow?
AnswerAbout 5 minutes
0.001% of a year is roughly 5.3 minutes.
What does MTTR commonly stand for in operations?
AnswerMean time to recovery
MTTR measures how quickly service is restored after a failure.
Expert level
Who is widely credited with coining the term 'DevOps' around 2009?
AnswerPatrick Debois
Patrick Debois organized the first DevOpsDays in 2009.
In SRE practice, what is an 'error budget'?
AnswerThe amount of unreliability the service level objective allows
An error budget is 100% minus the SLO target.
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