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Apache config for Worker MPM vs Prefork MPM

Some installations of Apache will have been compiled to work with either Prefork or Worker MPM, but most by default are compiled only to work with Prefork. Changing to Worker MPM may allow your server to handle much higher traffic, more user sessions, with less RAM use. Your site or server will not scale well if it is running Prefork MPM. Worker is a bit more difficult to set up properly, and has some restrictions regarding functionality of PHP… 0, 1, 1, 0 and 3236.85

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Install phpMyAdmin with SSL on CentOS, Amazon Linux, RedHat (Apache or NginX)

…st version of phpMyAdmin. This post will teach you how to install phpMyAdmin on CentOS, Amazon Linux, or Redhat. Configuration instructions are provided for Apache and NginX web servers. For this to work properly and safely, you should be running SSL on your host. Otherwise, change the ForceSSL line in the config file provided below… Install phpMyAdmin from EPEL repository Uninstall current PMA: yum erase phpMyAdmin Set up EPEL repo: Find… 5, 0, 0, 0 and 571.97

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APC INFO Monitor

How to Configure APC Cache on Virtual Servers with PHP running under FCGId

…d raise your server and thread limits to sane levels in httpd.conf If possible, you may wish to run Apache with Worker MPM instead of Prefork MPM. More information about Apache Worker MPM vs. Prefork MPM » Installation Suggestions and Modification of Defaults Be sure to install the newest version of APC, 3.1.9 as of the last revision of this post (I assume you know how to install and configure all the packages mentioned in this post): pecl ins… 1, 0, 0, 0 and 558.97

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Varnish VCL and Config for WordPress with W3 Total Cache

…scribed the architecture in Load Balancing Virtualmin WordPress Hosting Server with Varnish on AWS. I now have a configuration that seems to work for all WordPress features, including logged-out commenting. This configuration also works well with W3 Total Cache. This configuration is for Varnish on a separate server, but should also work on a single server with appropriate changes to the port and backend IP settings. Varnish Config (/etc/sysconfi… 1, 1, 0, 0 and 467.98

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Cpanel Mailman mailing lists: cannot manage lists after migrating to new host

…roperly, as they show up under WHM and Cpanel and usr/local/cpanel/3rdparty/mailman/bin/list_lists However, when cpanel user clicks Manage link, the following message appears: cpanel1.hosting.com mailing lists – Admin Links No such list listname_domainname.com There currently are no publicly-advertised Mailman mailing lists on cpanel1.hosting.com.To visit the administrators configuration page for an unadvertised list, open a URL similar to… 6, 1, 1, 0 and 454.98

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SoccerNews.com website

Apache and MySql Performance Tuning for High Traffic WordPress Website on Cpanel

…onal computers. Reconfigured Apache web server, PHP and MySQL to better utilize the server’s horsepower. Cpanel’s efault Apache and MySQL configurations were limiting the number of concurrent user sessions the server could handle. Changed PHP to run as FastCGI (fcgid) and recompiled Apache to better handle the needs of a high traffic WordPress site. Configured a large MySQL table and query cache based on performance and load testing… 0, 0, 1, 0 and 324.98

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Tuning Apache and MySQL for Best Performance in a Shared Virtual Hosting Environment

…his presents challenges in security as well as performance tuning. It is impossible to predict whether a certain configuration will work properly for a given server, unless the hardware, software, accounts, network and traffic are identical to a previously configured server… therefore it is impossible to give a configuration which will cover all applications. Firewall Unnecessary Traffic from Affecting the Server Before you begin performance tuni… 1, 0, 0, 0 and 298.99

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Résumé

Chris Gilligan Information Architect, Web Server Administrator, Media Producer web • video • print chris@chrisgilligan.net chrisgilligan.com I design and produce information and communication media for university, corporate, small business, manufacturing and non-profit clients: web sites Information architecture and design for open source content management systems Linux Apache MySQL PHP web server administration Postfix Dovecot Sendmail […]

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Fail2Ban Regex for RedHat, Fedora, CentOS and Amazon Linux 2013

…necessary to harden the server at the kernel level. Doing so will prevent the majority of attacks that Fail2Ban config will have to deal with. Do this: Linux kernel sysctl hardening. Prior to learning those trix, I had solely relied upon ConfigServer Security and Firewall (CSF) to block malicious attacks. Heading those off at the kernel level is much more efficient. I’m a huge fan of CSF, having used it with cPanel, Webmin and Virtualmin f… 1, 0, 0, 0 and 155.99

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WordPress with W3 Total Cache on Nginx with APC (Virtualmin)

…Compatibility — makes WordPress more compatible with Nginx, allows use of permalinks without /index.php/ Configuring Nginx for WordPress pretty URL Permalinks The nginx Compatibility plugin has support for pretty URLs, but you must configure Nginx to use them. You should add or edit the following URL path locations to nginx.conf for your virtual domain… either by direct edit, or via URL Path Locations in Virtualmin > Services &gt… 1, 0, 0, 0 and 52

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