Category: Solution
FIX 502 Bad Gateway Error in Nginx (Reverse Proxy & Docker)
Learn how to fix Nginx 502 Bad Gateway caused by connection refused (111), Docker network isolation (113), or incorrect proxy_pass configuration. Includes tested commands and production-safe troubleshooting steps.
How to Schedule a Cron Job every 5, 10 or 15 Minutes.
What is the fields for the cron job scheduler, How to Run Cron jobs at every 5, 10, 15 minutes with any script or commands.
PM2 logrotate config and Install
In this article, How to install PM2 logrotate and PM2 logrotate config. How to set the logrotate configurations.
Migrate, Upgrade, Convert CentOS 8 to Rocky Linux 8.
CentOS support will end on December 2021, So the POST contains “How to Migrate, Upgrade or Convert CentOS 8.4 to Rocky Linux 8.4”.
Upgrade MySQL from 5.6 to 5.7 Linux Ubuntu.
MySQL Upgrade from 5.6 to 5.7 Linux Ubuntu. Also, Find a cheat sheet to Upgrade the MySQL server from 5.6 to 5.7 in Ubuntu.
MySQL upgrade from 5.6 to 5.7 Linux CentOS.
MySQL Upgrade from 5.6 to 5.7 Linux CentOS. Also, Find a cheat sheet to Upgrade the MySQL server from 5.6 to 5.7 in CentOS.