The slow request cannot be reproduced locally, and profiling everything in production is not an option. The trigger value has to be a secret, or anybody can make…
Preloading 900 classes, and a fatal error at startup about a class that could not be resolved. The linking is what makes preloading fast and what makes it…
Replication lag of eleven minutes on a replica with no load, caused by a single transaction on the primary that took eleven minutes. The instant drop is the…
Adding a nullable column is instant in 8.0; filling it for four million existing rows is not. Three steps instead of one — add nullable, backfill, tighten —…
A settings lookup in a provider’s register() method, executed on every request including the ones that never read a setting. The binding was lazy and the line below…
Tracking mode lets Redis invalidate a client’s local cache, which is a genuinely good feature and is not free in PHP. The feature suits an application server with…