In our last production audit for a client handling 12,000 requests per second, their Time to First Byte (TTFB) suddenly exploded from a crisp 45 milliseconds to an unbearable 3.8 seconds. The frontend team blamed Cloudflare. The CDN team blamed...
Most origin servers are drowning in traffic they should never see. I’ve spent over a decade resolving production collapses during high-concurrency events, and nine times out of ten, the root cause isn’t database indexing or slow PHP-FPM pool allocation. It’s...
Our origin database melted at 2 AM last Black Friday. A single misconfigured HTTP response header forced two million requests straight to PHP-FPM instead of being served from the points of presence. Getting your cdn edge caching configuration right is...