Runbook

High Apache Workers Load

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Overview

This incident type refers to a situation where the Apache server is under high load due to busy workers, which may result in slow or unresponsive websites. This can occur when the number of workers reaches the maximum limit or when a large number of requests are being processed simultaneously. This incident requires immediate attention to avoid any negative impact on the website's performance.

Parameters

Debug

Check the Apache worker status

Check the number of Apache workers

Check the Apache server load

Check the Apache server log for errors

Check the server access log for traffic

Check the Apache server configuration file for the maximum worker setting

Check the Apache server configuration file for the current worker setting

A misconfiguration in the Apache server settings that may cause an imbalance in the load distribution among different workers, leading to an overload on some workers.

Repair

Define variables

Update Apache config file

Restart Apache server

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