Performance Issue due to server reached MaxRequestWorkers on Apache httpd
Issue
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The Apache httpd hangs after reaching 256 connections. We see below error message in error_log.
AH00161: server reached MaxRequestWorkers setting, consider raising the MaxRequestWorkers setting
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The Apache httpd server is running out of MaxRequestWorkers very quickly. How to increase MaxRequestWorkers?
- Httpd only allowing 256 connections in
Prefork mpm
Environment
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Red Hat Enterprise Linux (RHEL) 7.x
- Apache httpd-2.4.6
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Red Hat Enterprise Linux (RHEL) 8.x
- Apache httpd-2.4.37
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Red Hat Enterprise Linux (RHEL) 9.x
- Apache httpd-2.4.x
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JBoss Web Server (JWS) 3.x
- Apache httpd 2.4.x -
Jboss Core Services httpd 2.4.x
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