Writing.
Notes from building Laayo, Qora and Laayo Biz in Nepal: what worked, what broke and what I would do again.
Allaiandroidapachebizcorrectnesscrongoincidentinfraioslaayolaravellinuxmigrationmonitoringnginxpaymentsperformancephp-fpmproductrealtimesearchsecurity
- Gateway timeouts on the home screenA peak-hour 504 burst traced from nginx through Apache to a PHP-FPM pool with eight cold workers, and the pool change that fixed it.2 min read · incident, php-fpm, nginx, apache, performance
- The day /dev/null broke every scheduled jobA wrong owner and mode on /dev/null made every scheduled job fail in about 2 ms, twice, and went unnoticed for days.2 min read · incident, linux, cron, laravel, monitoring
- Replaying the ledger found money bugs in the live systemBefore trusting my Go ledger, I replayed real orders through it. The mismatches turned out to be bugs in the live Laravel code.2 min read · incident, go, payments, migration, correctness
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