Articles Tagged: #performance
Showing 4 verified technical articles tagged with #performance.
How to Fix “Too Many Connections” (Error 1040) in MySQL and MariaDB
A production guide to resolve MySQL/MariaDB Error 1040: Too Many Connections. Gain emergency root access, terminate sleeping threads, tune max_connections, and adjust wait_timeout.
How to Troubleshoot High CPU Usage on a Linux Server
A step-by-step diagnostic guide to isolate runaway processes, high system load, and thread contention on production Linux servers using top, pidstat, and mpstat.
How to Troubleshoot High Load and CPU Spikes on a Production Linux Server
A methodical diagnosis guide to isolate runaway PHP-FPM workers, MySQL lockups, unindexed queries, and stuck cron jobs using top, htop, and iotop.
How to Fix “504 Gateway Timeout” Error in Nginx and Web Servers
A production guide to diagnose and fix HTTP 504 Gateway Timeout errors in Nginx, PHP-FPM, and Apache. Tune fastcgi_read_timeout, fix worker pool exhaustion, and trace slow upstream queries.
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