The notebook

All AI & LLMs Cloud & DevOps Industry Insights Laravel & PHP Modernisation Performance & Scale SaaS & Product Security & Compliance

Performance & Scale 13 posts

15 Feb 2026 Performance & Scale Queues Before Autoscaling: Surviving Traffic Spikes on a Budget Small teams reach for autoscaling when the cheaper fix is moving work off the request path. How I use Laravel queues/Horizon, rate limiting and cache warming to flatten a 10x spike on a sing... → 12 Feb 2026 Performance & Scale A Caching Strategy That Works: Layers, TTLs and Invalidation Most caching advice lists patterns; the real problem is deciding which layer (CDN, HTTP, app, Redis, query) owns each value's freshness. A decision table mapping data types to layer + TTL +... → 09 Feb 2026 Performance & Scale N+1 Queries in Laravel: How I Find and Kill Them Before They Ship The ORM failure mode that turns 1 query into 101 and melts production at 500 concurrent users. Concrete Laravel toolkit: Model::preventLazyLoading() in non-prod, eager loading with constrain... → 06 Feb 2026 Performance & Scale Debugging Slow Database Queries: My EXPLAIN-First Workflow Postmortem-style walkthrough of taking a 4-second endpoint to under 100ms: slow-query log → pg_stat_statements/performance_schema → EXPLAIN ANALYZE → composite index. Anchored in the stat th... → 03 Feb 2026 Performance & Scale Fixing INP on Checkout and Forms: Where Slow Interactions Kill Sales Sites that passed FID at 97% pass INP at only ~65% — and the failures cluster exactly where money changes hands: validated form fields, shipping selectors, payment buttons. Practitioner walk... → 31 Jan 2026 Performance & Scale Core Web Vitals in 2026: The New 2.0s LCP Bar and What It Costs You Google quietly tightened the 'good' LCP threshold from 2.5s to 2.0s in March 2026, and most business sites that passed last year now fail. First-person triage framework: how I audit a client... → 16 Nov 2025 Performance & Scale The index you are missing is probably composite The table had eleven indexes and the query could not use them well. One composite index took the page from 1.9 seconds to 11 milliseconds — here is the method behind it. → 09 Nov 2025 Performance & Scale When a queue backlog grows faster than it drains A client doubled their queue workers twice and the backlog kept growing. The fix was arithmetic, not hardware — finding the real throughput ceiling and raising it. → 02 Nov 2025 Performance & Scale Reading a slow query log without guessing Most performance work starts with a guess. Mine starts with the slow query log — how I configure it, digest it, and decide what to fix first on a Laravel application. → 28 Oct 2025 Performance & Scale Eager loading is not a silver bullet Eager loading fixes N+1 queries, but with() can also make pages slower and hungrier. Where it backfires — with real numbers — and what to reach for instead. → 21 Oct 2025 Performance & Scale Your infrastructure bill is a query problem Before you pay for a bigger server, read your query log. Most Laravel hosting bills are inflated by N+1 queries and missing indexes — and the fix is permanent, not monthly. → 14 Oct 2025 Performance & Scale What a Laravel performance audit actually looks for A Laravel performance audit is not guesswork — it is a checklist run in the order it pays off. Here is mine: measure first, queries second, caching third, infrastructure last. →