High CPU and memory usage by Apache

Created:

2016-11-16 12:48:00 UTC

Modified:

2017-05-11 09:40:26 UTC

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High CPU and memory usage by Apache

Applicable to:

  • Plesk 12.5 for Linux
  • Plesk 11.0 for Linux

Symptoms

High CPU and memory usage by Apache.

Cause

Apache module is used to serve PHP. It is the slowest handler available.

Resolution

  1. Switch websites to FastCGI by Apache

  2. If the CPU usage is still high, consider installing and switching to Nginx: Tools & Settings > Services Management > Reverse Proxy Server (nginx) alttext

Note: nginx does not support .htaccess rules

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