Performance - Elestio blog

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Performance

A collection of 2 posts

Inside Postgres pg_stat_statements: Find Slow Queries Without an APM

Inside Postgres pg_stat_statements: Find Slow Queries Without an APM

Production Postgres falls over for one of three reasons: a missing index, the same query running ten thousand times when it should run ten, or a join that decided today is the day to seq-scan a 50-million-row table. The trick is knowing which one. Without an APM like DataDog, most

Adding Object Cache to WordPress with Redis (Step by Step)

Adding Object Cache to WordPress with Redis (Step by Step)

Every WordPress site hits the same wall. Pages start fast, traffic grows, the database query count creeps up, and one day your dashboard takes six seconds to load and your admin-ajax requests start timing out. The fix is rarely "buy more CPU." It's almost always object