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APC INFO Monitor

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

…alled W3 Total Cache. First Things First Please read my posts about APC on commodity virtual hosting servers and Apache and MySQL performance tuning before you begin. If you are running your virtual servers under FCGId, then you should do so for all virtual servers on your machine. Why? Because then you do not need apache’s mod_php (php module). Less modules loaded, less wasted memory. Comment out: LoadModule php5_module modules/libphp5.so… 5, 0, 2, 0 and 2196.88

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

…s not support ConfigServer (e.g. Amazon AWS and some VPS may not play well with CSF), you may use Fail2Ban. Tune Apache the Sane Way (Requires Basic Math Skills) If you wish to tune your Apache MPM settings, you should consider following this method: https://telvps.com/clients/knowledgebase/25/HOW-TO-Optimize-Apache-for-Low-Memory-Usage.html (the formula works well as a basic guide… but does not take into account PHP memory requirements… 7, 1, 1, 0 and 1481.91

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

…emon to block offending IP addresses with multiple failed HTTP logins. ConfigServer Firewall works well, and has modules for cPanel and Webmin. OSSEC is another reactive IPTables firewall with Apache login failure IP blacklisting. For Amazon EC2, a good practice is to create a discrete database server, and only allow access to it inside a VPC security group, or from specific IP addresses enabled in that security group. That way, you can safely Al… 1, 0, 0, 0 and 1299.93

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SoccerNews.com website

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

…nfigured 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. Configured Amazon Cl… 2, 1, 1, 0 and 935.94

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Apache config for Worker MPM vs Prefork MPM

…scripts. To determine which MPM is running: /usr/sbin/apachectl -l If you see worker.c in the list of loaded modules, your Apache is running Worker MPM. If prefork.c, it is running prefork. To determine if apache has Worker MPM compiled in: /usr/sbin/httpd.worker -l If you see worker.c in the list of compiled-in modules, Apache can run Worker MPM. Here is some useful info to help if your installation of Apache will work with Worker MPM… 1, 0, 1, 0 and 870.94

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

…n your server, and set up a clean install of Virtualmin with Nginx as the Alternative Web Server. Switching from Apache to Nginx later is difficult, as is transferring apache virtual server backups. Best to start fresh and build from scratch. Testing the Virtualmin Nginx Modules Virtualmin does not support Nginx and Apache together, and there is no easy migration from Apache to Nginx, so it is suggested to begin with a fresh install of Virtualmin… 2, 0, 0, 0 and 727.96

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Web Hosting

Decades of experience hosting websites, from small local sites with only a few html pages, to high-traffic sites with thousands of users and pages.  Website hosting, evolved Web hosting has changed dramatically in the last few years. The majority of accounts are now running PHP scripts and MySQL, whereas in the past most accounts were only […]

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SSL and CloudFront CDN Support for WebFonts via .htaccess

…r security issue. Evidently this is a security measure to prevent cross-site attacks, but you can allow this via Apache mod_headers, to allow your specific CloudFront (or other) domain, specified in the .htaccess file. Some sites have suggested using “*” wildcards to allow all domains… but obviously this is a security issue: with this Header, you are granting JavaScript clients basic access to your resources. I recommend you onl… 3, 0, 0, 0 and 363.98

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APC INFO Monitor

APC Cache Considerations for Virtual Hosting Environments

…s, given the number of virtual hosts. You will probably have better results if you remove APC and concentrate on Apache performance tuning and MySQL cache. If your clients are adamant in their requests to use APC cache, you may wish to move them to a different server which can properly handle their needs. Virtualmin is a very good choice for this, as it allows individual accounts to be configured with individual php.ini and fcgiwrapper, or even d… 1, 0, 0, 0 and 298.98

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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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