SRE

Intermediate → Advanced

SLOs, error budgets, golden signals and incident response.

Outcome

Turn 'keep it running' into an engineering discipline with SLOs and clean incident response.

The ladder

Beginner

▸What SRE actually is
▸Monitoring vs observability
▸Logs / metrics / traces

Intermediate

▸SLIs, SLOs, SLAs
▸Golden signals
▸Alerting that's actionable
▸Incident response basics

Advanced

▸Error budgets & policy
▸Safe deploys & rollback
▸Blameless postmortems
▸Toil reduction

Example lessons

lesson

SLIs, SLOs & error budgets

lesson

Alert on symptoms, not causes

lesson

Safe deploys: canary & rollback

Practise with puzzles

AdvancedHigh Load, Low CPU

Related labs

LabLinux Black Box: The Silent Web Server

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