Apache using full RAM problem

1. How much RAM does Apache need?
2. How do I allocate more memory to Apache?
3. How can I make Apache faster?
4. Why are there so many Apache processes?
5. How much RAM do I need for web hosting?
6. How much RAM is needed for server?
7. How do I tweak Apache?
8. How do I increase workers in Apache?
9. How are MaxRequestWorkers calculated?
10. What is usr sbin apache2?
11. What is usr sbin Httpd foreground?

How much RAM does Apache need?

The default PHP memory limit is 128 MB so you will find apache will quickly use a GB RAM for just 8-10 concurrent users.

How do I allocate more memory to Apache?

Your web server's PHP. ini

1. Find the server's php.ini file.
2. Look for the PHP memory limit memory_limit = 55M; Maximum amount of memory a script may consume (55MB) Note always use "M" to specify the number of megabytes, not "MB". If the memory limit line is not already present in your PHP. ...
3. Restart Apache.

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.

Why are there so many Apache processes?

1 Answer. Apache will pre-create worker processes so, when a load spike comes in, the processes can pick up the requests immediately, instead of waiting for the master to spawn enough of them. Check your httpd. conf for MinSpareServers, MaxSpareServers and ServerLimit.

How much RAM do I need for web hosting?

Recommended RAM: 512MB to 1GB per site

While you can run a small website with as little as 256MB of RAM, if you're installing WordPress on your own server you'll want at least 512 MB of RAM for your basic site if you want to ensure good performance.

How much RAM is needed for server?

The minimum requirements are easy to meet: at least 3 GB of RAM and enough hard drive space to hold their data warehouse, staging database, and cubes. However, meeting the bare minimum is often not the ideal solution and providing better hardware to your server will allow for improved run-times and efficiency.

How do I tweak Apache?

25 Apache Performance Tuning Tips

1. Remove Unused Modules. ...
2. Use mod_disk_cache NOT mod_mem_cache. ...
3. Configure mod_disk_cache with a flat hierarchy. ...
4. Setup appropriate Expires, Etag, and Cache-Control Headers. ...
5. Put Cache on separate disk. ...
6. Use Piped Logging instead of direct logging. ...
7. Log to a different disk than disk serving pages. ...
8. Utilize mod_gzip/mod_deflate.

How do I increase workers in Apache?

Example Apache 2.4 Worker MPM Configuration

1. First check the MPM using the following command:
2. Edit the configuration file /etc/httpd/conf.modules.d/00-mpm.conf as required, by adding and removing the comment character # so that only the Worker MPM modules is loaded. ...
3. Restart Apache.

How are MaxRequestWorkers calculated?

MPM Event: The default ServerLimit value is 16. To increase it, you must also raise MaxRequestWorkers using the following formula: ServerLimit value x 25 = MaxRequestWorkers value. For example, if ServerLimit is set to 20, then MaxRequestWorkers will be 20 x 25 = 500.

What is usr sbin apache2?

/etc - directory is for storing the configuration files. /usr - /usr/bin - user's executable binary files - /usr/sbin - user's executable binary files that can only be run with root privileges. ... Where as all apache2 related files in /etc are its configuration files.

What is usr sbin Httpd foreground?

The -DFOREGROUND option does indeed mean that Apache won't fork, but that doesn't mean that it's attached to your shell! The service is started by systemd when you run systemctl start httpd (or the old style way, service httpd start ). ... service - The Apache HTTP Server Loaded: loaded (/usr/lib/systemd/system/httpd.