JokerTech
  • Home
  • Collection
  • Author
  • Portal
  • About
Subscribe

sre

A collection of 2 posts
Safest First: Ordering a Migration by Blast Radius, Not by Image Count
kubernetes

Safest First: Ordering a Migration by Blast Radius, Not by Image Count

The nine-registry routing queue is sorted safest-first: gcrmirror touches one scanner, quay touches OpenBao's StatefulSet, and dragonflydb — GitLab's own Redis — comes with a note that skipping it is a reasonable choice.
Oct 29, 2026 4 min read
Deploy a Suspended CronJob, Run It Once, Then Trust the Schedule
gitops

Deploy a Suspended CronJob, Run It Once, Then Trust the Schedule

A nightly job against a fresh secret is how you get pager noise at 03:15 UTC. The GitOps-safe order: deploy suspended, verify by hand, then unsuspend.
Oct 26, 2026 3 min read
JokerTech © 2026
  • Data & privacy
  • Contact
  • Contribute →
Powered by Ghost