{"id":68,"date":"2005-04-18T23:00:32","date_gmt":"2005-04-19T07:00:32","guid":{"rendered":"http:\/\/www.peakepro.com\/?p=68"},"modified":"2005-04-18T23:00:32","modified_gmt":"2005-04-19T07:00:32","slug":"farming-php-preview","status":"publish","type":"post","link":"https:\/\/www.robertpeake.com\/archives\/68-farming-php-preview.html","title":{"rendered":"Farming PHP Preview"},"content":{"rendered":"<p><img decoding=\"async\" width='72' height='72' style=\"float: left;border: 0px;padding-left: 5px;padding-right: 5px\" src=\"\/wp-content\/uploads\/archive\/php.jpg\" alt=\"\" \/>Even though issue 03.05 is not out yet, I am already deep in thought about my next article for <a href=\"http:\/\/phpmag.net\/\">International PHP Magazine<\/a>. I&#8217;m planning to tap my experience architecting and building scalable web server farms for PHP\/MySQL applications to bring you an overview of the issues involved. Combined with the forthcoming issue on <a href=\"http:\/\/www.robertpeake.com\/archives\/43-Sneak-Peek-Into-Enterprise-PHP-Coding-Standards.html\">Enterprise PHP Coding Standards<\/a>, this should flesh out some of my thinking and experience implementing PHP solutions for business-critical applications.<\/p>\n<p>Some of the issues I&#8217;m considering tackling in my &#8220;Farming PHP&#8221; article include:<\/p>\n<p><!--more--><\/p>\n<ul>\n<li \/>Load Balancing versus Round-Robin DNS\n<li \/>Web Log Aggregation\n<li \/>Separating the PHP and SQL layers via a private network:\n<ul>\n<li \/>Configuring multiple interfaces\n<li \/>Naming the network via \/etc\/hosts\n<li \/>Hardening the network\n<\/ul>\n<li \/>Leveraging MySQL master\/slave replication:\n<ul>\n<li \/>For failover using heartbeat\n<li \/>To offload read-only reporting\n<li \/>For backup\n<li \/>For local read-only operations\n<\/ul>\n<li \/>Offloading periodic operations to a separate server\n<li \/>Offloading mail sending operations to a separate server using Mail_Queue\n<li \/>Dealing with PHP sessions in a distributed environment\n<li \/>&#8220;Sticky&#8221; load balancing sessions\n<li \/>Dealing with file uploads in a distribtued environment\n<li \/>Separating the backroom\/admin functionality from the public-facing app.\n<li \/>Pushing files to the farm:\n<ul>\n<li \/>Similarities to a compiled model\n<li \/>Establishing homogeneous user\/group permissions and root trust\n<li \/>Setting up incremental, periodic file push when necessary\n<li \/>Optional encoding\n<li \/>Maintaining versioning on source code for possible rollback\n<\/ul>\n<li \/>Using shared filesystems\n<li \/>Modifying existing applications and packages to run on the farm\n<li \/>The importance of coding standards in a farmed environment\n<li \/>The three primary benefits of farming and tradeoffs involved with different approaches:\n<ul>\n<li \/>Redundancy\n<li \/>Scalability\n<li \/>Mantainability\n<\/ul>\n<\/ul>\n<p>Sound interesting? Stay tuned for more as I flesh out my thinking, prepare diagrams, and otherwise sift through my experiences bringing best-practice scalability to the powerhouse web development combination of PHP and MySQL.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Even though issue 03.05 is not out yet, I am already deep in thought about my next article for International PHP Magazine. I&#8217;m planning to tap my experience architecting and building scalable web server farms for PHP\/MySQL applications to bring you an overview of the issues involved. Combined with the forthcoming issue on Enterprise PHP &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.robertpeake.com\/archives\/68-farming-php-preview.html\"> <span class=\"screen-reader-text\">Farming PHP Preview<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":5620,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[1268,33],"tags":[],"_links":{"self":[{"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/posts\/68"}],"collection":[{"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/comments?post=68"}],"version-history":[{"count":0,"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/posts\/68\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/media\/5620"}],"wp:attachment":[{"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/media?parent=68"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/categories?post=68"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.robertpeake.com\/wp-json\/wp\/v2\/tags?post=68"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}