Keeping build caches warm across CI runners
A short write-up on shared cache volumes, why naive key strategies thrash, and the cost of a cold restore on a mid-size monorepo.
Occasional writing about infrastructure and tooling.
A short write-up on shared cache volumes, why naive key strategies thrash, and the cost of a cold restore on a mid-size monorepo.
Notes on interpreting planner output, when row estimates drift, and the handful of statistics settings that actually move the needle.
Sampling, structured fields, and tiering to cold storage. Mostly a record of what did not work the first two times.