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kswapd0 High CPU Consume

A few days ago I received an email alert from Grafana on one of my…

How to Fix “Fatal error: Maximum execution time of 30 seconds exceeded” in PHP

When you run a PHP script and encounter an error messageĀ  Fatal error: Maximum execution…

Fix MySQL Error “Too many connections”

If you have an application that uses MySQL or MariaDB databases, then over time the…

How to Fix Error “413 Request Entity Too Large” in Nginx PHP

In my previous article, I discussed how to fix error "504 gateway time-out" in Nginx…

How to Fix Error “504 Gateway Time-out” in Nginx PHP

If you run LEMP (Linux Nginx MySQL PHP) on your server and the nginx and…

How to Fix ERROR log4j2 on JMeter

When running tests with JMeter I get an error message ERROR StatusLogger No log4j2 configuration…

How to Fix “Warning: Remote Host Identification Has Changed”

Some time ago I upgraded the OS on one of my servers, then when I…

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