Optimizing database engines for lightning-fast queries and high-concurrency workloads.
How to safely allocate 70-80% of your RAM to MySQL without starving your PHP-FPM workers.
Using `mysqldumpslow` and `EXPLAIN` to identify missing indexes and unoptimized joins.
Fine-tuning `innodb_flush_log_at_trx_commit` and `tmp_table_size` for massive I/O gains.
A fast website is impossible with a slow database. On your CentOS 32GB VPS, the goal is to keep as much of your working data set in memory as possible, reducing expensive disk seeks to near zero.