{"id":5013,"date":"2025-02-28T10:13:07","date_gmt":"2025-02-28T15:13:07","guid":{"rendered":"https:\/\/underhost.com\/blog\/?p=5013"},"modified":"2026-10-23T08:52:53","modified_gmt":"2026-10-23T12:52:53","slug":"how-to-optimize-php-performance-in-cpanel-with-multiphp-manager-cloudlinux-php-selector","status":"publish","type":"post","link":"https:\/\/underhost.com\/blog\/how-to-optimize-php-performance-in-cpanel-with-multiphp-manager-cloudlinux-php-selector\/","title":{"rendered":"Optimise PHP on cPanel: MultiPHP Manager, MultiPHP INI Editor, PHP-FPM and PHP Selector"},"content":{"rendered":"<div class=\"uh-blog-hero\" style=\"margin:0 0 40px;text-align:center;padding:48px 24px;border-radius:20px;background:linear-gradient(135deg,#0D1F3C 0%,#125A8A 58%,#176EA5 100%);color:#ffffff;box-shadow:0 20px 40px -15px rgba(13,31,60,0.28);position:relative;overflow:hidden;\">\n<div style=\"display:inline-flex;align-items:center;gap:8px;padding:7px 14px;margin-bottom:16px;border:1px solid rgba(0,212,255,0.32);border-radius:999px;color:#DFF8FF;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;background:rgba(0,212,255,0.10);\"><i class=\"fas fa-cogs\" style=\"color:#00D4FF;\"><\/i> cPanel &amp; WHM<\/div>\n<h1 style=\"color:#ffffff;font-size:clamp(32px,5vw,46px);line-height:1.12;margin:0 0 14px;font-weight:800;\">Optimise PHP on cPanel: MultiPHP Manager, MultiPHP INI Editor, PHP-FPM and PHP Selector<\/h1>\n<p style=\"font-size:18px;color:#EAF6FF;max-width:800px;margin:0 auto;line-height:1.7;\">Learn how to enhance PHP performance in cPanel using MultiPHP Manager and CloudLinux PHP Selector for maximum speed and stability.<\/p>\n<\/div>\n<div class=\"uh-blog-excerpt\" style=\"border-left:4px solid #00D4FF;padding:18px 20px;margin:0 0 34px;background:#F8FAFC;color:#1F2937;border-radius:0 14px 14px 0;box-shadow:0 8px 28px rgba(13,31,60,0.08);line-height:1.75;\"><strong style=\"color:#0D1F3C;\">Short answer:<\/strong> Use the newest PHP version your site supports (MultiPHP Manager, or Select PHP Version on CloudLinux), make sure OPcache is on, and set sensible limits in MultiPHP INI Editor: <code>memory_limit<\/code> 256M to 512M, upload limits that fit your content, and <code>max_execution_time<\/code> only as high as needed. On servers you manage, tune PHP-FPM&#8217;s process limits per domain. Measure before and after each change.<\/div>\n<nav aria-label=\"Table of contents\" class=\"uh-toc\" style=\"background:#ffffff;border:1px solid #E5E7EB;border-radius:16px;padding:20px 22px;margin:0 0 34px;box-shadow:0 4px 12px rgba(13,31,60,0.08);\">\n<div style=\"font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#176EA5;margin-bottom:10px;\"><i class=\"fas fa-list\" style=\"color:#00D4FF;\"><\/i> In this guide<\/div>\n<ol style=\"margin:0;padding-left:20px;columns:2 260px;column-gap:28px;line-height:1.9;\">\n<li><a href=\"#multiphp-manager-or-php-selector\" style=\"color:#176EA5;text-decoration:none;font-weight:600;\">MultiPHP Manager or PHP Selector?<\/a><\/li>\n<li><a href=\"#step-1-use-a-current-php-version\" style=\"color:#176EA5;text-decoration:none;font-weight:600;\">Step 1: use a current PHP version<\/a><\/li>\n<li><a href=\"#step-2-set-the-right-limits\" style=\"color:#176EA5;text-decoration:none;font-weight:600;\">Step 2: set the right limits<\/a><\/li>\n<li><a href=\"#step-3-make-sure-opcache-is-on\" style=\"color:#176EA5;text-decoration:none;font-weight:600;\">Step 3: make sure OPcache is on<\/a><\/li>\n<li><a href=\"#step-4-tune-php-fpm-server-administrators\" style=\"color:#176EA5;text-decoration:none;font-weight:600;\">Step 4: tune PHP-FPM (server administrators)<\/a><\/li>\n<li><a href=\"#step-5-check-the-result\" style=\"color:#176EA5;text-decoration:none;font-weight:600;\">Step 5: check the result<\/a><\/li>\n<li><a href=\"#other-big-wins\" style=\"color:#176EA5;text-decoration:none;font-weight:600;\">Other big wins<\/a><\/li>\n<\/ol>\n<\/nav>\n<div class=\"uh-post-content\" style=\"color:#1F2937;font-size:16px;line-height:1.75;\">\n<h2 id=\"multiphp-manager-or-php-selector\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-lightbulb\" style=\"color:#00D4FF;\"><\/i> MultiPHP Manager or PHP Selector?<\/h2>\n<div style=\"overflow-x:auto;margin:26px 0;border:1px solid #E5E7EB;border-radius:14px;-webkit-overflow-scrolling:touch;\">\n<table style=\"width:100%;border-collapse:collapse;background:#ffffff;color:#1F2937;font-size:15px;line-height:1.55;margin:0;min-width:600px;\">\n<thead>\n<tr style=\"background:#0D1F3C;color:#fff;\">\n<th style=\"padding:14px;text-align:left;\">Tool<\/th>\n<th style=\"padding:14px;text-align:left;\">Where<\/th>\n<th style=\"padding:14px;text-align:left;\">What it does<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">MultiPHP Manager<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">cPanel and WHM, Software section<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Sets the PHP version for each domain, from the versions installed with EasyApache 4. Root can also set PHP-FPM options here.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">MultiPHP INI Editor<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">cPanel and WHM, Software section<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Changes php.ini settings per domain (cPanel) or per PHP version (WHM).<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Select PHP Version (PHP Selector)<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">cPanel on CloudLinux servers<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Picks a CloudLinux alt-php version, its extensions and options for the whole account.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin:0 0 18px;\">On CloudLinux servers both may appear. PHP Selector applies when the domain uses the server&#8217;s default (inherited) version in MultiPHP Manager. If a domain has its own version set in MultiPHP Manager, that setting wins. When in doubt, ask support which one your account uses.<\/p>\n<h2 id=\"step-1-use-a-current-php-version\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-terminal\" style=\"color:#00D4FF;\"><\/i> Step 1: use a current PHP version<\/h2>\n<ol style=\"margin:0 0 24px;padding-left:22px;\">\n<li style=\"margin:0 0 8px;\">In cPanel, open <strong>Software &gt; MultiPHP Manager<\/strong> (or <strong>Select PHP Version<\/strong> on CloudLinux).<\/li>\n<li style=\"margin:0 0 8px;\">Tick the domain, choose the newest version your CMS and plugins support, and click <strong>Apply<\/strong>.<\/li>\n<li style=\"margin:0 0 8px;\">Open the site and its admin area, and check the error log for warnings.<\/li>\n<\/ol>\n<p style=\"margin:0 0 18px;\">Newer versions are faster and still get security fixes. See our <a href=\"https:\/\/underhost.com\/blog\/updated-2025-php-version-support-on-cpanel-servers\/\">PHP version support guide<\/a> for current dates.<\/p>\n<h2 id=\"step-2-set-the-right-limits\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-terminal\" style=\"color:#00D4FF;\"><\/i> Step 2: set the right limits<\/h2>\n<p style=\"margin:0 0 18px;\">Open <strong>Software &gt; MultiPHP INI Editor<\/strong>, choose <strong>Basic Mode<\/strong> and the domain:<\/p>\n<div style=\"overflow-x:auto;margin:26px 0;border:1px solid #E5E7EB;border-radius:14px;-webkit-overflow-scrolling:touch;\">\n<table style=\"width:100%;border-collapse:collapse;background:#ffffff;color:#1F2937;font-size:15px;line-height:1.55;margin:0;min-width:600px;\">\n<thead>\n<tr style=\"background:#0D1F3C;color:#fff;\">\n<th style=\"padding:14px;text-align:left;\">Setting<\/th>\n<th style=\"padding:14px;text-align:left;\">Typical value<\/th>\n<th style=\"padding:14px;text-align:left;\">Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">memory_limit<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">256M (512M for stores)<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Too low causes &#8220;Allowed memory size exhausted&#8221; errors; too high hides memory leaks.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">max_execution_time<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">60 to 120<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Long-running jobs belong in cron, not web requests.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">upload_max_filesize<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">What your largest upload needs<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Keep post_max_size a little larger.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">max_input_vars<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">3000 or more for large forms and menus<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Too low silently drops form fields.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 id=\"step-3-make-sure-opcache-is-on\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-tachometer-alt\" style=\"color:#00D4FF;\"><\/i> Step 3: make sure OPcache is on<\/h2>\n<p style=\"margin:0 0 18px;\">OPcache keeps compiled PHP code in memory, so it is not compiled on every request. It is usually on by default. Check that <code>opcache.enable<\/code> is On in a <code>phpinfo()<\/code> page, or that the opcache extension is ticked in Select PHP Version on CloudLinux. On servers you manage, give it enough memory:<\/p>\n<pre style=\"background:#0D1F3C;color:#EAF6FF;padding:18px 20px;border-radius:14px;overflow-x:auto;line-height:1.7;font-size:15px;\"><code>; WHM &gt; MultiPHP INI Editor &gt; Editor Mode, for each PHP version\nopcache.enable=1\nopcache.memory_consumption=256\nopcache.max_accelerated_files=20000\nopcache.revalidate_freq=60<\/code><\/pre>\n<h2 id=\"step-4-tune-php-fpm-server-administrators\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-terminal\" style=\"color:#00D4FF;\"><\/i> Step 4: tune PHP-FPM (server administrators)<\/h2>\n<p style=\"margin:0 0 18px;\">PHP-FPM runs a pool of PHP processes for each domain. In WHM, open <strong>MultiPHP Manager<\/strong>, choose <strong>System PHP-FPM settings<\/strong> for defaults or a domain&#8217;s PHP-FPM settings for one site:<\/p>\n<div style=\"overflow-x:auto;margin:26px 0;border:1px solid #E5E7EB;border-radius:14px;-webkit-overflow-scrolling:touch;\">\n<table style=\"width:100%;border-collapse:collapse;background:#ffffff;color:#1F2937;font-size:15px;line-height:1.55;margin:0;\">\n<thead>\n<tr style=\"background:#0D1F3C;color:#fff;\">\n<th style=\"padding:14px;text-align:left;\">Setting<\/th>\n<th style=\"padding:14px;text-align:left;\">Meaning<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Max Children<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">The most PHP processes the site can run at once. Limits memory use.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Process Idle Timeout<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">How long an idle process waits before it exits.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Max Requests<\/td>\n<td style=\"padding:14px;border-top:1px solid #E5E7EB;vertical-align:top;\">Requests a process serves before it restarts, which limits slow memory growth.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin:0 0 18px;\">Size Max Children from the memory available and the average size of a PHP process. A busy store may need 10 to 20; a small blog needs only a few. If the PHP-FPM error log says the pool reached max_children, raise it carefully or add caching so fewer requests reach PHP.<\/p>\n<h2 id=\"step-5-check-the-result\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-terminal\" style=\"color:#00D4FF;\"><\/i> Step 5: check the result<\/h2>\n<pre style=\"background:#0D1F3C;color:#EAF6FF;padding:18px 20px;border-radius:14px;overflow-x:auto;line-height:1.7;font-size:15px;\"><code>&lt;?php phpinfo();   \/\/ save as info.php, open it in the browser, then delete the file<\/code><\/pre>\n<p style=\"margin:0 0 18px;\">Confirm the PHP version, OPcache status and your limits. Then measure page speed again and compare with your notes.<\/p>\n<h2 id=\"other-big-wins\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-angle-double-right\" style=\"color:#00D4FF;\"><\/i> Other big wins<\/h2>\n<ul style=\"margin:0 0 24px;padding-left:22px;\">\n<li style=\"margin:0 0 8px;\">Page caching, so most visitors never run PHP at all.<\/li>\n<li style=\"margin:0 0 8px;\">An object cache such as Redis for dynamic sites. See our <a href=\"https:\/\/underhost.com\/blog\/how-cpanel-redis-manager-brings-faster-application-performance-to-your-server\/\">Redis Manager guide<\/a>.<\/li>\n<li style=\"margin:0 0 8px;\">Removing slow plugins and extensions.<\/li>\n<\/ul>\n<div aria-hidden=\"true\" class=\"uh-section-divider\" style=\"width:min(100% - 32px, 1080px);margin:44px auto;display:grid;grid-template-columns:1fr 32px 1fr;align-items:center;gap:18px;pointer-events:none;\"><span style=\"height:1px;background:linear-gradient(90deg,transparent,rgba(0,212,255,0.40),rgba(23,110,165,0.24),transparent);\"><\/span><img alt=\"\" decoding=\"async\" height=\"32\" loading=\"lazy\" src=\"https:\/\/cdn.underhost.com\/android-chrome-192x192.webp\" style=\"width:32px;height:32px;display:block;border-radius:8px;filter:drop-shadow(0 0 14px rgba(0,212,255,0.30));\" width=\"32\"\/><span style=\"height:1px;background:linear-gradient(90deg,transparent,rgba(23,110,165,0.24),rgba(0,212,255,0.40),transparent);\"><\/span><\/div>\n<\/div>\n<div class=\"uh-blog-cta\" style=\"background:linear-gradient(135deg,#0D1F3C 0%,#125A8A 58%,#176EA5 100%);color:#ffffff;padding:36px 24px;border-radius:20px;text-align:center;margin:44px 0;box-shadow:0 20px 40px -15px rgba(13,31,60,0.32);\">\n<h2 style=\"margin:0 0 12px;font-size:28px;line-height:1.25;color:#ffffff;\">Need help with this?<\/h2>\n<p style=\"font-size:17px;margin:0 auto 22px;color:#EAF6FF;max-width:720px;line-height:1.7;\">Want PHP tuned for your sites? Our team can configure versions, OPcache and PHP-FPM on your server.<\/p>\n<p><a href=\"https:\/\/underhost.com\/server-management.php\" style=\"background:linear-gradient(90deg,#00D4FF,#0077FF);color:#ffffff;padding:13px 28px;border-radius:10px;text-decoration:none;font-weight:800;display:inline-block;margin:8px;\">See server management plans<\/a><a href=\"https:\/\/customerpanel.ca\/client\/\" style=\"background:transparent;color:#ffffff;padding:12px 28px;border-radius:10px;text-decoration:none;font-weight:800;display:inline-block;margin:8px;border:1px solid rgba(255,255,255,0.32);\">Contact @CustomerPanel<\/a><\/div>\n<div class=\"uh-faq-section\" id=\"faq\" style=\"margin:34px 0;scroll-margin-top:90px;\">\n<h2 style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:0 0 18px;border-bottom:2px solid rgba(0,212,255,0.22);padding-bottom:10px;\">Frequently asked questions<\/h2>\n<div style=\"margin-top:18px;background:#F8FAFC;padding:18px 20px;border-radius:14px;border:1px solid rgba(23,110,165,0.14);\">\n<h3 style=\"color:#0D1F3C;margin:0 0 8px;font-size:19px;\">How do I change the PHP version in cPanel?<\/h3>\n<p style=\"margin:0;color:#1F2937;line-height:1.7;\">Open MultiPHP Manager, tick the domain, choose the version and click Apply. On CloudLinux, use Select PHP Version.<\/p>\n<\/div>\n<div style=\"margin-top:18px;background:#F8FAFC;padding:18px 20px;border-radius:14px;border:1px solid rgba(23,110,165,0.14);\">\n<h3 style=\"color:#0D1F3C;margin:0 0 8px;font-size:19px;\">Why does my PHP Selector change not apply?<\/h3>\n<p style=\"margin:0;color:#1F2937;line-height:1.7;\">The domain probably has its own version in MultiPHP Manager. Set it to inherit the default, or ask support.<\/p>\n<\/div>\n<div style=\"margin-top:18px;background:#F8FAFC;padding:18px 20px;border-radius:14px;border:1px solid rgba(23,110,165,0.14);\">\n<h3 style=\"color:#0D1F3C;margin:0 0 8px;font-size:19px;\">How do I raise memory_limit?<\/h3>\n<p style=\"margin:0;color:#1F2937;line-height:1.7;\">In MultiPHP INI Editor, choose the domain and change memory_limit, or use the Options tab in Select PHP Version.<\/p>\n<\/div>\n<div style=\"margin-top:18px;background:#F8FAFC;padding:18px 20px;border-radius:14px;border:1px solid rgba(23,110,165,0.14);\">\n<h3 style=\"color:#0D1F3C;margin:0 0 8px;font-size:19px;\">Is OPcache enabled by default?<\/h3>\n<p style=\"margin:0;color:#1F2937;line-height:1.7;\">Usually yes. Check opcache.enable in a phpinfo page to be sure.<\/p>\n<\/div>\n<div style=\"margin-top:18px;background:#F8FAFC;padding:18px 20px;border-radius:14px;border:1px solid rgba(23,110,165,0.14);\">\n<h3 style=\"color:#0D1F3C;margin:0 0 8px;font-size:19px;\">What is PHP-FPM Max Children?<\/h3>\n<p style=\"margin:0;color:#1F2937;line-height:1.7;\">The highest number of PHP processes a site can run at once. Set it to fit the server&#8217;s memory.<\/p>\n<\/div>\n<\/div>\n<p><!-- uh-related-start --><\/p>\n<div style=\"background:#F4F8FC;border:1px solid #DCE7F3;border-radius:14px;padding:18px 22px;margin:32px 0 8px;\">\n<h2 style=\"margin:0 0 12px;font-size:22px;\">Related guides<\/h2>\n<ul style=\"margin:0;padding-left:20px;\">\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/underhost.com\/blog\/optimizing-php-performance-in-cloudlinux-with-php-selector-a-developers-guide\/\">Optimizing PHP Performance in CloudLinux with PHP Selector: A Developer&#8217;s Guide<\/a><\/li>\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/underhost.com\/blog\/optimizing-php-performance-in-cloudlinux-with-php-selector\/\">Optimizing PHP Performance in CloudLinux with PHP Selector<\/a><\/li>\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/underhost.com\/blog\/how-to-manage-php-versions-using-cpanels-multiphp-manager\/\">How to Manage PHP Versions Using cPanel\u2019s MultiPHP Manager<\/a><\/li>\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/underhost.com\/blog\/how-to-uninstall-cloudlinux-from-cpanel\/\">How to Install or Uninstall CloudLinux from cPanel (Updated Guide)<\/a><\/li>\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/underhost.com\/blog\/how-cpanel-redis-manager-brings-faster-application-performance-to-your-server\/\">How cPanel Redis Manager Brings Faster Application Performance to Your Server<\/a><\/li>\n<\/ul>\n<\/div>\n<p><!-- uh-related-end --><br \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How do I change the PHP version in cPanel?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Open MultiPHP Manager, tick the domain, choose the version and click Apply. On CloudLinux, use Select PHP Version.\"}}, {\"@type\": \"Question\", \"name\": \"Why does my PHP Selector change not apply?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The domain probably has its own version in MultiPHP Manager. Set it to inherit the default, or ask support.\"}}, {\"@type\": \"Question\", \"name\": \"How do I raise memory_limit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"In MultiPHP INI Editor, choose the domain and change memory_limit, or use the Options tab in Select PHP Version.\"}}, {\"@type\": \"Question\", \"name\": \"Is OPcache enabled by default?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Usually yes. Check opcache.enable in a phpinfo page to be sure.\"}}, {\"@type\": \"Question\", \"name\": \"What is PHP-FPM Max Children?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The highest number of PHP processes a site can run at once. Set it to fit the server's memory.\"}}]}<\/script><\/p>\n<h2 id=\"sources\" style=\"color:#0D1F3C;font-size:28px;line-height:1.25;margin:34px 0 14px;scroll-margin-top:90px;\"><i class=\"fas fa-book\" style=\"color:#00D4FF;\"><\/i> Sources<\/h2>\n<ul style=\"margin:0 0 24px;padding-left:22px;\">\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/docs.cpanel.net\/cpanel\/software\/multiphp-manager-for-cpanel\/\">cPanel documentation: MultiPHP Manager<\/a><\/li>\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/docs.cpanel.net\/cpanel\/software\/multiphp-ini-editor-for-cpanel\/\">cPanel documentation: MultiPHP INI Editor<\/a><\/li>\n<li style=\"margin:0 0 8px;\"><a href=\"https:\/\/www.php.net\/manual\/en\/opcache.configuration.php\">PHP manual: OPcache configuration<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Learn how to enhance PHP performance in cPanel using MultiPHP Manager and CloudLinux PHP Selector for maximum speed and stability.<\/p>\n","protected":false},"author":1,"featured_media":5015,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[202,25,204],"tags":[110,108,123,115,185,109],"class_list":["post-5013","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cpanel-whm","category-linux","category-software-cms","tag-tag-cloudlinux","tag-tag-cpanel","tag-tag-domains","tag-tag-linux-server","tag-php","tag-tag-whm"],"_links":{"self":[{"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/posts\/5013","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/comments?post=5013"}],"version-history":[{"count":8,"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/posts\/5013\/revisions"}],"predecessor-version":[{"id":6914,"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/posts\/5013\/revisions\/6914"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/media\/5015"}],"wp:attachment":[{"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/media?parent=5013"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/categories?post=5013"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/underhost.com\/blog\/wp-json\/wp\/v2\/tags?post=5013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}