If a 504 error occurs, it is possible that the response took a long time due to the following causes.
- Resource usage is high
- There is a problem on the server side.
High resource usage
STEP1: Login to cPanel
STEP2: Check resources
Check if the resource usage of the following items is in a high state.
- disk usage
- CPU usage
- entry process
- Physical Memory Usage
For the confirmation method, please refer to the Confirmation method when CPU or memory usage (utilization rate) is high.