How-To
Canary deployments: limit exposure and test the comparison
Choose representative traffic, define promotion criteria, and verify rollback compatibility before expanding a release.
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How-To
Metrics for observability: choose the question before the chart
Counters, gauges, and distributions answer different questions. Build metrics that preserve scope, denominators, and the evidence behind an incident.
How-To
Design an on-call rotation people can actually support
Define coverage, escalation, training, and recovery time before assigning the calendar. Review workload as well as shift counts.
SRE
Turn postmortem lessons into changes you can verify
Translate incident findings into funded changes with an owner, a test, and evidence that the relevant failure mode became less likely or less costly.
SRE
SRE feedback loops: check whether the signal still means the same thing
Connect telemetry, customer reports, decisions, and verification so improvements in a dashboard reflect improvements in the service.
How-To
Read Google’s free SRE books with an operational question in mind
Use the free SRE books as references for a concrete service problem, then adapt and test the practices against your own constraints.