…APC) implemented on your web server and for your PHP script packages, you will be able to lower maxconnections, based on the information you receive from mysqltuner after 24-48 hours of steady traffic. For example, I have a server with Apache set to 256 maxclients, but the MySQL maxconnections set to 200, because many web […]
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…nd auth_type. For a production server, SSL should be ON and auth_type http is better; http auth uses MySQL user/pass combinations to restrict access to user-specific databases.
…ing frequently under load. The developer tried implementing APC Alternative PHP Cache and W3 Total Cache, but these measures turned out to be incompatible with some of the custom PHP code and the software architecture of the Cpanel server. Haphazardly implementing randomly suggested “solutions” had actually made the problems worse, resulting in an “own goal” […]
…l server performance. Joomla and PHPbb have code that is pre-optimized with hooks for APC, but WordPress requires a plugin called 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 […]
…also assumes you have successfully installed APC Cache on 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 […]
Chris Gilligan Web Developer, Information Architect, Web Server Administrator, Media Producer web • video • print email@example.com 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 Front-end UI design, HTML, PHP, LESS Linux Apache […]
…ges, as is the case with a commodity shared hosting server, this will use a lot of memory, and you will need somewhere in the neighborhood of 10-30GB apc.shm_size if you attempt to configure a single APC cache for the entire server. My web hosting server is for a small number of personal clients, so […]
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 […]
…sed list, open a URL similar to this one, but with a ‘/’ and the right list name appended. If you have the proper authority, you can also create a new mailing list. This turned out to be a permissions issue: root@cpanel1 [/usr/local/cpanel/3rdparty/mailman/bin]# ./check_perms –snip– directory permissions must be 02775: /usr/local/cpanel/3rdparty/mailman/…/list_domain.com/… –snip– Problems found: 2999 […]
…will require a bit of PHP and MySQL work to generate the RSS feed. This requires some processing, and will introduce a delay in service of the OU Campus PHP page. To avoid this latency, we create cron jobs on the production server to periodically fetch the feeds and cache them locally on the production […]