How do I change MaxRequestWorkers in Apache?

How do I change MaxRequestWorkers?

MPM Prefork: The default MaxRequestWorkers value is 256.

  1. Find which Multi-Processing Module (MPM) is currently in use: # apache2ctl -V | grep MPM.
  2. Change the MPM configuration: For MPM Event: …
  3. Save the changes and close the file.
  4. Restart Apache to apply the changes: # service apache2 restart.

What is MaxRequestWorkers Apache?

MaxRequestWorkers Directive

For non-threaded servers (i.e., prefork ), MaxRequestWorkers translates into the maximum number of child processes that will be launched to serve requests. The default value is 256 ; to increase it, you must also raise ServerLimit .

What is Max clients in Apache?

The MaxClients setting determines the number of Apache processes, and thereby the number of client connections, that can be made (pre-requisite: the pre-fork MultiProcessing Modules or MPM). If the MPM worker is running, it will restrict the number of threads that will be available for clients.

How do I tweak Apache?

Edit your cloud server’s apache config file, which on Ubuntu and Debian is /etc/apache2/apache2. conf and locate the section for the mpm_prefork_module configuration. Look for the MaxClients line and set it to 15, then save and restart Apache.

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How can I make Apache faster?

Here are top 5 ways to speed up Apache web server.

  1. Use Apache Latest Version. Every Apache version contains performance improvements that make it faster than previous versions. …
  2. Use Disk based caching. …
  3. Choose the right MPM module. …
  4. Use mod_gzip/mod_deflate modules. …
  5. Do Not set High KeepAliveTimeout.

What is Apache MPM?

The Apache Web Server comes with a Multi-Processing Modules (MPMs) mainly ‘prefork’ MPM and ‘worker’ MPM which are responsible for binding to network ports on the machine, accepting requests, and dispatching children to handle the requests.

How do I change Apache to MPM?

You have to compile Apache with the desired MPM using the –with-mpm=MODULE NAME command line option to the config script. To change MPM, the binary must be rebuilt. You can determine which MPM Apache2 is currently built with by executing apache2 -l or httpd -l on the command line.

Can Nginx replace Apache?

At serving static content, Nginx is the king!

It performs 2.5 times faster than Apache according to a benchmark test running up to 1,000 simultaneous connections. Nginx serves the static resources without PHP having to know about this. On the other hand, Apache handles all those requests with that costly overhead.

Is Apache multi-threaded?

Apache is multithreaded, this is the only way how the web application server could respond to multiple requests from different clients.

How many connections Apache can handle?

By default, Apache web server is configured to support 150 concurrent connections. As your website traffic increases, Apache will start dropping additional requests and this will spoil customer experience.

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Why Apache Cannot handle 10k connections?

Apache cannot handle 10k connections because it is a thread based webserver. Explanation: Apache is a thread based web server. In Apache, the connections are divided into different threads.

How do you increase max clients?

how to increase max clients in Redis1 min read

  1. vi /etc/systemd/system/redis.service LimitNOFILE=41000. Option 1: …
  2. vi /etc/redis/redis.conf maxclients 40000. …
  3. 172.16.116.236:6379> config get maxclients 1) “maxclients” 2) “400000” …
  4. 172.16.116.236:6379> config set maxclients 40000 OK.

What is better Apache or nginx?

NGINX performs 2.5 times faster than Apache according to a benchmark test performed by running up to 1,000 simultaneous connections. Another benchmark running with 512 simultaneous connections, showed that NGINX is about twice as fast and consumed less memory.

What is Apachectl command?

apachectl is a front end to the Apache HyperText Transfer Protocol (HTTP) server. It is designed to help the administrator control the functioning of the Apache httpd daemon.

How do I increase Apache requests per second?

Here are the steps to increase Apache requests per second.

  1. Install MPM module. We need to install MPM Apache module to be able to increase Apache requests per second. …
  2. Increase Max Connections in Apache. Open MPM configuration file: …
  3. Restart Apache Server. Restart Apache web server to Apply changes.