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Real-World SRE
book

Real-World SRE

by Nat Welch
August 2018
Beginner to intermediate
340 pages
7h 30m
English
Packt Publishing
Content preview from Real-World SRE

Analyzing past postmortems

Once everything is said and done, it is good to go back and review past postmortems. Once a quarter, or once a year, collect all of the postmortems and try and pull together some metrics. These metrics can help to give you an insight into what your team is doing to respond to incidents:

  • Time to recovery
  • Time between failures
  • Number of alerts fired versus postmortems generated
  • Number of alerts fired per on-call rotation

MTTR and MTBF

Outside of incidents, two metrics that are often talked about are mean time to recovery (MTTR) and mean time between failures (MTBF). Looking at these numbers across a year can show how your ability to respond to incidents is improving or changing. Note how the goal is to minimize the time until ...

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Publisher Resources

ISBN: 9781788628884