{"id":18543,"date":"2025-04-25T19:01:45","date_gmt":"2025-04-25T12:01:45","guid":{"rendered":"https:\/\/trungvu.net\/?p=18543"},"modified":"2025-04-25T19:01:48","modified_gmt":"2025-04-25T12:01:48","slug":"lemp-cho-vps-kich-hoat-opcache-de-tang-toc-wordpress","status":"publish","type":"post","link":"https:\/\/trungvu.net\/wordpress\/lemp-cho-vps-kich-hoat-opcache-de-tang-toc-wordpress\/","title":{"rendered":"LEMP cho VPS \u2013 K\u00edch ho\u1ea1t OPcache \u0111\u1ec3 t\u0103ng t\u1ed1c WordPress"},"content":{"rendered":"\n<p>N\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng VPS \u0111\u1ec3 ch\u1ea1y WordPress, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 c\u1ef1c k\u1ef3 quan tr\u1ecdng. M\u1ed9t trong nh\u1eefng c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0 k\u1ebft h\u1ee3p <strong>LEMP stack<\/strong> v\u1edbi <strong>OPcache<\/strong>. Trong b\u00e0i vi\u1ebft n\u00e0y, Trung V\u0169 s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n chi ti\u1ebft t\u1eeb A-Z c\u00e1ch thi\u1ebft l\u1eadp chu\u1ea9n \u0111\u1ec3 website WordPress c\u1ee7a b\u1ea1n bay nh\u01b0 t\u00ean l\u1eeda!<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/trungvu.net\/wp-content\/uploads\/2025\/04\/1-34-683x1024.png\" alt=\"LEMP cho VPS \u2013 K\u00edch ho\u1ea1t OPcache \u0111\u1ec3 t\u0103ng t\u1ed1c WordPress\" class=\"wp-image-18544\" srcset=\"https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/1-34-683x1024.png 683w, https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/1-34-200x300.png 200w, https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/1-34-768x1152.png 768w, https:\/\/trungvu.net\/wordpress\/wp-content\/uploads\/2025\/04\/1-34.png 1024w\" sizes=\"auto, (max-width: 683px) 100vw, 683px\" \/><figcaption class=\"wp-element-caption\"><em>LEMP cho VPS \u2013 K\u00edch ho\u1ea1t OPcache \u0111\u1ec3 t\u0103ng t\u1ed1c WordPress<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">LEMP l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p><strong>LEMP<\/strong> l\u00e0 m\u1ed9t b\u1ed9 stack server bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Linux<\/strong> \u2013 h\u1ec7 \u0111i\u1ec1u h\u00e0nh n\u1ec1n t\u1ea3ng (Ubuntu, CentOS,&#8230;)<\/li>\n\n\n\n<li><strong>Nginx<\/strong> \u2013 web server c\u1ef1c k\u1ef3 nhanh v\u00e0 nh\u1eb9<\/li>\n\n\n\n<li><strong>MySQL\/MariaDB<\/strong> \u2013 h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/li>\n\n\n\n<li><strong>PHP<\/strong> \u2013 ng\u00f4n ng\u1eef ch\u1ea1y WordPress<\/li>\n<\/ul>\n\n\n\n<p>LEMP thay th\u1ebf Apache b\u1eb1ng Nginx, gi\u00fap x\u1eed l\u00fd nhi\u1ec1u request \u0111\u1ed3ng th\u1eddi h\u01a1n, t\u1ea3i trang nhanh h\u01a1n, v\u00e0 ti\u00eau th\u1ee5 \u00edt t\u00e0i nguy\u00ean h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">OPcache l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p><strong>OPcache<\/strong> l\u00e0 m\u1ed9t extension ch\u00ednh th\u1ee9c c\u1ee7a PHP, cho ph\u00e9p l\u01b0u tr\u1eef c\u00e1c bytecode PHP \u0111\u00e3 bi\u00ean d\u1ecbch v\u00e0o b\u1ed9 nh\u1edb RAM. \u0110i\u1ec1u n\u00e0y gi\u00fap:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u1ea3m th\u1eddi gian t\u1ea3i trang<\/li>\n\n\n\n<li>Gi\u1ea3m t\u1ea3i CPU<\/li>\n\n\n\n<li>T\u0103ng hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3 c\u1ee7a WordPress<\/li>\n<\/ul>\n\n\n\n<p>T\u00f3m l\u1ea1i: <strong>OPcache = PHP nhanh h\u01a1n g\u1ea5p nhi\u1ec1u l\u1ea7n<\/strong>!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch c\u00e0i \u0111\u1eb7t LEMP cho VPS<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. C\u00e0i Nginx<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo apt update\nsudo apt install nginx\n<\/code><\/pre>\n\n\n\n<p>Ki\u1ec3m tra Nginx \u0111\u00e3 ch\u1ea1y:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl status nginx\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. C\u00e0i MySQL ho\u1eb7c MariaDB<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo apt install mysql-server\n<\/code><\/pre>\n\n\n\n<p>B\u1ea3o m\u1eadt MySQL:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo mysql_secure_installation\n<\/code><\/pre>\n\n\n\n<p>T\u1ea1o database cho WordPress:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CREATE DATABASE wordpress_db;\nCREATE USER 'wp_user'@'localhost' IDENTIFIED BY 'password';\nGRANT ALL PRIVILEGES ON wordpress_db.* TO 'wp_user'@'localhost';\nFLUSH PRIVILEGES;\nEXIT;\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. C\u00e0i PHP v\u00e0 c\u00e1c extension<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo apt install php-fpm php-mysql php-opcache php-xml php-curl php-mbstring php-zip\n<\/code><\/pre>\n\n\n\n<p>Ki\u1ec3m tra PHP-FPM:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl status php7.x-fpm\n<\/code><\/pre>\n\n\n\n<p>(Thay <code>7.x<\/code> b\u1eb1ng phi\u00ean b\u1ea3n PHP b\u1ea1n \u0111ang s\u1eed d\u1ee5ng.)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. C\u1ea5u h\u00ecnh Nginx cho WordPress<\/h3>\n\n\n\n<p>T\u1ea1o server block:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo nano \/etc\/nginx\/sites-available\/yourdomain.com\n<\/code><\/pre>\n\n\n\n<p>N\u1ed9i dung m\u1eabu:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>server {\n    listen 80;\n    server_name yourdomain.com www.yourdomain.com;\n    root \/var\/www\/yourdomain.com;\n    index index.php index.html index.htm;\n\n    location \/ {\n        try_files $uri $uri\/ \/index.php?$args;\n    }\n\n    location ~ \\.php$ {\n        include snippets\/fastcgi-php.conf;\n        fastcgi_pass unix:\/run\/php\/php7.x-fpm.sock;\n        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;\n        include fastcgi_params;\n    }\n}\n<\/code><\/pre>\n\n\n\n<p>K\u00edch ho\u1ea1t site:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ln -s \/etc\/nginx\/sites-available\/yourdomain.com \/etc\/nginx\/sites-enabled\/\nsudo nginx -t\nsudo systemctl reload nginx\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">K\u00edch ho\u1ea1t OPcache cho WordPress<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. K\u00edch ho\u1ea1t OPcache trong PHP<\/h3>\n\n\n\n<p>Ki\u1ec3m tra OPcache \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e0i:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>php -m | grep opcache\n<\/code><\/pre>\n\n\n\n<p>N\u1ebfu ch\u01b0a, b\u1eadt OPcache b\u1eb1ng c\u00e1ch ch\u1ec9nh s\u1eeda file <code>php.ini<\/code>:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo nano \/etc\/php\/7.x\/fpm\/php.ini\n<\/code><\/pre>\n\n\n\n<p>T\u00ecm v\u00e0 ch\u1ec9nh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>opcache.enable=1\nopcache.memory_consumption=128\nopcache.interned_strings_buffer=8\nopcache.max_accelerated_files=10000\nopcache.revalidate_freq=60\nopcache.validate_timestamps=1\n<\/code><\/pre>\n\n\n\n<p>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i PHP-FPM:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo systemctl restart php7.x-fpm\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. Ki\u1ec3m tra OPcache ho\u1ea1t \u0111\u1ed9ng<\/h3>\n\n\n\n<p>T\u1ea1o m\u1ed9t file ki\u1ec3m tra <code>opcache-status.php<\/code>:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\nphpinfo();\n?&gt;\n<\/code><\/pre>\n\n\n\n<p>Truy c\u1eadp <code>yourdomain.com\/opcache-status.php<\/code> v\u00e0 t\u00ecm ph\u1ea7n <strong>Zend OPcache<\/strong>.<\/p>\n\n\n\n<p>\u2705 N\u1ebfu th\u1ea5y <strong>Enabled<\/strong>, ch\u00fac m\u1eebng b\u1ea1n \u2013 OPcache \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng!<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi khuy\u00ean n\u00e2ng cao<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng th\u00eam plugin cache WordPress nh\u01b0 <strong>LiteSpeed Cache<\/strong>, <strong>WP Rocket<\/strong> \u0111\u1ec3 k\u1ebft h\u1ee3p v\u1edbi OPcache.<\/li>\n\n\n\n<li>Theo d\u00f5i hi\u1ec7u su\u1ea5t v\u1edbi <strong>htop<\/strong>, <strong>top<\/strong> ho\u1eb7c <strong>glances<\/strong>.<\/li>\n\n\n\n<li>C\u1ea5u h\u00ecnh Redis ho\u1eb7c Memcached \u0111\u1ec3 t\u1ed1i \u01b0u database query.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng <strong>LEMP + OPcache<\/strong> cho WordPress tr\u00ean VPS s\u1ebd gi\u00fap website:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea3i nhanh h\u01a1n<\/li>\n\n\n\n<li>Gi\u1ea3m t\u1ea3i server<\/li>\n\n\n\n<li>T\u1ed1i \u01b0u SEO (Google r\u1ea5t th\u00edch site nhanh!)<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu b\u1ea1n c\u1ea7n h\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t chi ti\u1ebft h\u01a1n ho\u1eb7c h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt, h\u00e3y li\u00ean h\u1ec7 <strong>Trungvu.net<\/strong> nh\u00e9!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng VPS \u0111\u1ec3 ch\u1ea1y WordPress, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 c\u1ef1c k\u1ef3 quan tr\u1ecdng. M\u1ed9t trong nh\u1eefng c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0 k\u1ebft h\u1ee3p LEMP stack v\u1edbi OPcache<\/p>\n","protected":false},"author":1,"featured_media":18544,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1949],"tags":[1957,1956,1958],"class_list":["post-18543","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-huong-dan-wordpress","tag-kich-hoat-opcache","tag-lemp-cho-vps","tag-tang-toc-wordpress"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LEMP cho VPS \u2013 K\u00edch ho\u1ea1t OPcache \u0111\u1ec3 t\u0103ng t\u1ed1c WordPress - Trungvu.net<\/title>\n<meta name=\"description\" content=\"N\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng VPS \u0111\u1ec3 ch\u1ea1y WordPress, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 c\u1ef1c k\u1ef3 quan tr\u1ecdng. 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