diego@sre : ~/writings $ diegodelgado.io
# writings
8 entries. chronological, newest first.
2026
04-08 Synthetic checks that actually catch regressions observability
03-22 Why on-call alerting is mostly paid software oncall
03-04 SLO math without tears slo
02-18 The six k8s CronJob footguns I keep tripping over kubernetes
01-30 Postmortem culture when you're a team of four culture
01-12 A cardinality budget is the only budget that matters prometheus
2025
12-04 Runbooks are for humans, not for Jira oncall
11-15 The quiet SEV-2 incident