{"id":20516,"date":"2026-01-03T23:49:16","date_gmt":"2026-01-03T20:49:16","guid":{"rendered":"https:\/\/www.dztecs.com\/tech\/?p=20516"},"modified":"2026-01-03T23:49:16","modified_gmt":"2026-01-03T20:49:16","slug":"fixing-the-503-back-end-server-connection-failure-error-on-your-website","status":"publish","type":"post","link":"https:\/\/www.dztecs.com\/tech\/fixing-the-503-back-end-server-connection-failure-error-on-your-website\/","title":{"rendered":"\u0625\u0635\u0644\u0627\u062d \u062e\u0637\u0623 503 \u0641\u0634\u0644 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0628\u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u062e\u0644\u0641\u064a \u0639\u0644\u0649 \u0645\u0648\u0642\u0639\u0643"},"content":{"rendered":"

\u064a\u064f\u0639\u062f \u062e\u0637\u0623 503 \u0641\u0634\u0644 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (Error 503 Backend Fetch Failed) \u062e\u0637\u0623\u064b \u0645\u0646 \u062c\u0627\u0646\u0628 \u0627\u0644\u062e\u0627\u062f\u0645 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062c\u0639\u0644 \u0645\u0648\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0643\u0644\u064a\u064b\u0627 \u0623\u0648 \u062c\u0632\u0626\u064a\u064b\u0627. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062d\u062f\u062b \u0647\u0630\u0627 \u0627\u0644\u062e\u0637\u0623 \u0639\u0646\u062f \u0645\u062d\u0627\u0648\u0644\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0645\u0648\u0642\u0639 \u0648\u064a\u0628\u060c \u0623\u0648 \u062a\u0646\u0632\u064a\u0644 \u0645\u062d\u062a\u0648\u0649\u060c \u0623\u0648 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0639\u0627\u0644\u062c \u062f\u0641\u0639\u060c \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644 \u0644\u0627 \u0627\u0644\u062d\u0635\u0631.<\/p>\n

\"\u0625\u0635\u0644\u0627\u062d<\/div>\n

\u064a\u0634\u064a\u0631 \u0647\u0630\u0627 \u0627\u0644\u062e\u0637\u0623 \u0625\u0644\u0649 \u0623\u0646 \u062e\u0627\u062f\u0645 \u0645\u0648\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u0644\u0645 \u064a\u062a\u0645\u0643\u0646 \u0645\u0646 \u0627\u0644\u062a\u0648\u0627\u0635\u0644 \u0628\u0641\u0639\u0627\u0644\u064a\u0629 \u0645\u0639 \u062e\u062f\u0645\u0627\u062a \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629. \u0648\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u062a\u0645 \u062a\u0634\u063a\u064a\u0644\u0647 \u0628\u0633\u0628\u0628 \u062a\u062d\u062f\u064a\u062b\u0627\u062a \u0627\u0644\u0625\u0636\u0627\u0641\u0627\u062a (plugins)\u060c \u0623\u0648 \u0646\u0638\u0627\u0645 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062e\u0627\u062f\u0645 (server OS)\u060c \u0623\u0648 \u0627\u0644\u0627\u0645\u062a\u062f\u0627\u062f\u0627\u062a. \u0648\u0644\u0623\u0646\u0647 \u0645\u0634\u0643\u0644\u0629 \u0645\u0646 \u062c\u0627\u0646\u0628 \u0627\u0644\u062e\u0627\u062f\u0645\u060c \u0644\u0627 \u064a\u0645\u0643\u0646 \u0644\u0644\u0639\u0645\u0644\u0627\u0621 \u0633\u0648\u0649 \u0645\u062d\u0627\u0648\u0644\u0629 \u062a\u062d\u062f\u064a\u062b \u0645\u0648\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u0641\u064a \u0645\u062a\u0635\u0641\u062d\u0627\u062a\u0647\u0645.<\/p>\n

\n
\u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0648\u0627\u062c\u0647 \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0639\u0644\u0649 \u0645\u0648\u0642\u0639 \u0648\u064a\u0628\u060c \u0641\u0645\u0646 \u0627\u0644\u0645\u0633\u062a\u062d\u0633\u0646 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0628\u0645\u0633\u0624\u0648\u0644\u064a \u0627\u0644\u0648\u064a\u0628 \u0644\u062a\u0635\u062d\u064a\u062d \u0627\u0644\u062e\u0637\u0623 \u0645\u0646 \u062c\u0627\u0646\u0628\u0647\u0645.<\/div>\n<\/div>\n

\u0627\u0633\u062a\u0643\u0634\u0627\u0641 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0648\u0625\u0635\u0644\u0627\u062d\u0647\u0627 \u0627\u0644\u0623\u0633\u0627\u0633\u064a<\/h2>\n
    \n
  1. \u0625\u0639\u0627\u062f\u0629 \u062a\u062d\u0645\u064a\u0644 \u0635\u0641\u062d\u0629 \u0627\u0644\u0645\u062a\u0635\u0641\u062d:<\/strong> \u0642\u0645 \u0628\u062d\u0644 \u062e\u0637\u0623 503 \u0645\u0624\u0642\u062a\u064b\u0627 \u0639\u0646 \u0637\u0631\u064a\u0642 \u062a\u062d\u062f\u064a\u062b \u0627\u0644\u0635\u0641\u062d\u0629 \u0639\u062f\u0629 \u0645\u0631\u0627\u062a.<\/li>\n
  2. \u062d\u0627\u0644\u0629 \u0627\u0644\u062e\u0627\u062f\u0645:<\/strong> \u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0645\u0636\u064a\u0641 \u0645\u0639\u0637\u0644\u0627\u064b \u0623\u0648 \u064a\u062e\u0636\u0639 \u0644\u0644\u0635\u064a\u0627\u0646\u0629.<\/li>\n
  3. \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a:<\/strong> \u062a\u0623\u0643\u062f \u0645\u0646 \u0648\u062c\u0648\u062f \u0646\u0633\u062e\u0629 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0644\u0644\u062e\u0627\u062f\u0645 \u0648\u0627\u0644\u0645\u0648\u0642\u0639 \u0648\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0644\u0645\u0646\u0639 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u062b\u0646\u0627\u0621 \u0627\u0633\u062a\u0643\u0634\u0627\u0641 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0648\u0625\u0635\u0644\u0627\u062d\u0647\u0627.<\/li>\n
  4. \u0625\u0639\u0627\u062f\u0629 \u062a\u062d\u0645\u064a\u0644 \u0623\u0648 \u0625\u0639\u0627\u062f\u0629 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062e\u062f\u0645\u0627\u062a \u0648\u0627\u0644\u062e\u0627\u062f\u0645:<\/strong> \u062d\u0627\u0648\u0644 \u0625\u0639\u0627\u062f\u0629 \u062a\u062d\u0645\u064a\u0644 \u0623\u0648 \u0625\u0639\u0627\u062f\u0629 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062e\u062f\u0645\u0627\u062a\u060c \u0645\u062b\u0644 Varnish\u060c \u0648\u0625\u0630\u0627 \u0627\u0633\u062a\u0645\u0631 \u0627\u0644\u062e\u0637\u0623\u060c \u0641\u0641\u0643\u0631 \u0641\u064a \u0625\u0639\u0627\u062f\u0629 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062e\u0627\u062f\u0645.<\/li>\n
  5. \u0627\u0644\u062a\u062d\u062f\u064a\u062b:<\/strong> \u062a\u062d\u0642\u0642 \u0645\u0646 \u0623\u0646 \u062c\u0645\u064a\u0639 \u0627\u0644\u062e\u062f\u0645\u0627\u062a \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0648\u0646\u0638\u0627\u0645 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062e\u0627\u062f\u0645 (server OS) \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629 \u0645\u062d\u062f\u062b\u0629.<\/li>\n<\/ol>\n

    3. \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0635\u062d\u0629 \u0627\u0644\u0645\u0648\u0642\u0639 \u0648\u0627\u0644\u0645\u0648\u0627\u0631\u062f<\/h2>\n

    \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u0633\u0628\u0628 \u0646\u0642\u0635 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0623\u0648 \u0627\u0644\u0645\u0648\u0627\u0631\u062f \u0641\u064a \u0645\u0648\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u0641\u064a \u062d\u062f\u0648\u062b \u0645\u0634\u0643\u0644\u0629 \u0641\u0634\u0644 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 \u0628\u0633\u0628\u0628 \u0639\u062f\u0645 \u0627\u0644\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0636\u0631\u0648\u0631\u064a\u0629.<\/p>\n

      \n
    1. \u0627\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 \u0644\u0648\u062d\u0629 \u062a\u062d\u0643\u0645 WordPress \u0648\u0627\u062e\u062a\u0631 \u0627\u0644\u0623\u062f\u0648\u0627\u062a<\/strong> > \u0635\u062d\u0629 \u0627\u0644\u0645\u0648\u0642\u0639<\/strong> > \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a<\/strong>.\"\u0627\u0644\u062a\u062d\u0642\u0642<\/li>\n
    2. \u0642\u064a\u0651\u0645 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u064a\u0642\u062a\u0631\u0628 \u0645\u0646 \u062d\u062f\u0647 \u0627\u0644\u0623\u0642\u0635\u0649. \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0623\u0645\u0631 \u0643\u0630\u0644\u0643\u060c \u0641\u0642\u062f \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0623\u0648 \u062d\u0630\u0641 \u0627\u0644\u0639\u0646\u0627\u0635\u0631 \u063a\u064a\u0631 \u0627\u0644\u0636\u0631\u0648\u0631\u064a\u0629. \u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u062d\u0627\u0644\u0627\u062a\u060c \u0642\u062f \u064a\u0643\u0648\u0646 \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u062a\u0631\u0642\u064a\u0629 \u062e\u0637\u062a\u0643.<\/li>\n
    3. \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0645\u0648\u0627\u0631\u062f \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0623\u062e\u0631\u0649 \u0644\u064a\u0633\u062a \u0645\u062b\u0642\u0644\u0629 \u0648\u0623\u0646 \u062d\u0644 \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u064a\u0632\u064a\u0644 \u0627\u0644\u062e\u0637\u0623.<\/li>\n<\/ol>\n

      4. \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u0648\u0641\u0631 \u0627\u0644\u0645\u0648\u0627\u0631\u062f<\/h2>\n

      \u0633\u062a\u0624\u062f\u064a \u0645\u062d\u0627\u0648\u0644\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0645\u0648\u0631\u062f \u063a\u064a\u0631 \u0645\u0648\u062c\u0648\u062f \u0639\u0644\u0649 \u062e\u0627\u062f\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 \u0625\u0644\u0649 \u0638\u0647\u0648\u0631 \u0631\u0633\u0627\u0644\u0629 \u062e\u0637\u0623. \u0642\u062f \u064a\u0628\u0644\u063a \u0648\u0643\u064a\u0644\u0643 \u0627\u0644\u0639\u0643\u0633\u064a \u0639\u0646 \u0647\u0630\u0627 \u0627\u0644\u062e\u0637\u0623 \u0643\u062e\u0637\u0623 503 (\u0641\u0634\u0644 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629).<\/p>\n

        \n
      1. \u062a\u062d\u0642\u0642 \u0645\u0646 \u0639\u0646\u0648\u0627\u0646 URL<\/strong> \u0623\u0648 \u0627\u0644\u0631\u0645\u0632<\/strong> \u0648\u062d\u062f\u062f \u0627\u0644\u0645\u0648\u0631\u062f<\/strong> \u0627\u0644\u0630\u064a \u064a\u062d\u0627\u0648\u0644 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u064a\u0647.\"\u0627\u0644\u062a\u062d\u0642\u0642<\/li>\n
      2. \u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u0648\u0641\u0631 \u0627\u0644\u0645\u0648\u0631\u062f \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0639\u0644\u0649 \u0627\u0644\u062e\u0627\u062f\u0645. \u0625\u0630\u0627 \u0643\u0627\u0646 \u063a\u064a\u0631 \u0645\u0648\u062c\u0648\u062f\u060c \u0642\u0645 \u0628\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u0648\u0631\u062f \u0625\u0644\u0649 \u0627\u0644\u0645\u0648\u0642\u0639 \u0627\u0644\u0645\u0646\u0627\u0633\u0628.<\/li>\n
      3. \u0625\u0630\u0627 \u0627\u0633\u062a\u0645\u0631\u062a \u0627\u0644\u0645\u0634\u0643\u0644\u0629\u060c \u0641\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0630\u064a \u064a\u062a\u0645 \u062a\u0646\u0641\u064a\u0630\u0647 \u0644\u0627 \u064a\u062d\u0627\u0648\u0644 \u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u0648\u0642\u0639 \u0628\u0623\u0643\u0645\u0644\u0647. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644:\n
        .request =\"GET HTTP\/1.1\"<\/pre>\n
        \u0631\u0627\u062c\u0639 \u0627\u0644\u0623\u0645\u0631 \u0639\u0644\u0649 \u0627\u0644\u0646\u062d\u0648 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n
        .request =\"GET \/sitehealth.html HTTP\/1.1\"<\/pre>\n<\/li>\n<\/ol>\n
        5. \u062a\u063a\u064a\u064a\u0631 \u0625\u0639\u062f\u0627\u062f\u0627\u062a Cloudflare<\/h2>\n
        \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062a\u0633\u0628\u0628 \u0625\u0639\u062f\u0627\u062f\u0627\u062a Cloudflare \u063a\u064a\u0631 \u0627\u0644\u0645\u062b\u0644\u0649 \u0641\u064a \u062d\u062f\u0648\u062b \u062e\u0637\u0623 503 \u0639\u0646 \u0637\u0631\u064a\u0642 \u062a\u0642\u064a\u064a\u062f \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0645\u0648\u0627\u0631\u062f \u062e\u0627\u062f\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062f\u064a \u062a\u063a\u064a\u064a\u0631 \u0647\u0630\u0647 \u0627\u0644\u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0625\u0644\u0649 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u0645\u0634\u0643\u0644\u0629.<\/p>\n
          \n
        1. \u0627\u062f\u062e\u0644 \u0625\u0644\u0649 \u0644\u0648\u062d\u0629 \u062a\u062d\u0643\u0645 Cloudflare \u0648\u0627\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 \u0627\u0644\u0623\u0645\u0627\u0646<\/strong> > \u0625\u062c\u0631\u0627\u0621 \u062a\u063a\u064a\u064a\u0631\u0627\u062a \u0639\u0644\u0649 Elementor<\/strong>.<\/li>\n
        2. \u0627\u0646\u0633\u062e \u0627\u0644\u0640 IP<\/strong> \u0627\u0644\u0645\u0639\u0631\u0648\u0636 \u0648\u0627\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 WAF<\/strong> > \u0627\u0644\u0623\u062f\u0648\u0627\u062a<\/strong>.<\/li>\n
        3. \u0627\u0646\u0642\u0631 \u0639\u0644\u0649 \u062a\u062d\u0631\u064a\u0631<\/strong> \u0628\u062c\u0627\u0646\u0628 \u0625\u062f\u062e\u0627\u0644 \u0645\u0648\u0642\u0639\u0643 \u0648\u0623\u0636\u0641 \u0627\u0644\u0640 IP \u0625\u0644\u0649 \u0627\u0644\u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627.\"Add<\/li>\n<\/ol>\n
          6. \u0632\u064a\u0627\u062f\u0629 \u062d\u062f \u0645\u0647\u0644\u0629 \u0627\u0644\u062e\u0627\u062f\u0645<\/h2>\n
          \u0625\u0630\u0627 \u0643\u0627\u0646 \u0648\u0642\u062a \u0627\u0633\u062a\u062c\u0627\u0628\u0629 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u062e\u0644\u0641\u064a \u0623\u0637\u0648\u0644 \u0645\u0645\u0627 \u062a\u0645 \u062a\u0639\u064a\u064a\u0646\u0647 \u0644\u0644\u0648\u0643\u064a\u0644 \u0627\u0644\u0639\u0643\u0633\u064a \u0644\u0644\u0627\u0646\u062a\u0638\u0627\u0631 (\u0645\u0647\u0644\u0629)\u060c \u0641\u0633\u064a\u062d\u062f\u062b \u062e\u0637\u0623 \u0641\u064a \u062c\u0644\u0628 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0627\u0644\u062e\u0644\u0641\u064a\u0629. \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0624\u062f\u064a \u0632\u064a\u0627\u062f\u0629 \u062d\u062f \u0645\u0647\u0644\u0629 \u0627\u0644\u062e\u0627\u062f\u0645 \u0625\u0644\u0649 \u0645\u0639\u0627\u0644\u062c\u0629 \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0629. \u0642\u062f \u064a\u062e\u062a\u0644\u0641 \u0647\u0630\u0627\u060c \u0648\u0644\u0643\u0646 \u0641\u064a Varnish\u060c \u064a\u0645\u0643\u0646 \u0627\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643 \u0639\u0646 \u0637\u0631\u064a\u0642:<\/p>\n
            \n
          1. \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0625\u0644\u0649 \u0625\u0639\u062f\u0627\u062f\u0627\u062a Varnish. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644:\n
            \/etc\/sysconfig\/varnish<\/pre>\n<\/li>\n
          2. \u062a\u0639\u062f\u064a\u0644 \u0645\u0644\u0641 VCL Conf<\/strong> \u0644\u0632\u064a\u0627\u062f\u0629 \u0648\u0642\u062a \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631 \u0625\u0644\u0649\u060c \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 300 \u062b\u0627\u0646\u064a\u0629 (\u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u063a\u0627\u0644\u0628\u064b\u0627 60 \u062b\u0627\u0646\u064a\u0629):\n
            first_byte_timeout = 300s<\/pre>\n
            \"Change<\/li>\n
          3. \u0627\u062d\u0641\u0638 \u0627\u0644\u062a\u063a\u064a\u064a\u0631\u0627\u062a \u0648\u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062e\u0637\u0623 \u0644\u0627 \u064a\u0632\u0627\u0644 \u0645\u0648\u062c\u0648\u062f\u064b\u0627.<\/li>\n
          4. \u0625\u0630\u0627 \u0628\u062f\u0623 \u0627\u0644\u062e\u0637\u0623 \u0628\u0639\u062f \u062a\u063a\u064a\u064a\u0631 \u0641\u064a \u0625\u0639\u062f\u0627\u062f\u0627\u062a Varnish\u060c \u0641\u0627\u0631\u062c\u0639 \u0625\u0644\u0649 \u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0623\u0642\u062f\u0645 \u0648\u0638\u064a\u0641\u064a\u0629 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0645\u062a\u0627\u062d\u0629.<\/li>\n<\/ol>\n
            7. \u062a\u0639\u062f\u064a\u0644 \u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0641\u062d\u0635 \u0635\u062d\u0629 \u0627\u0644\u0645\u0648\u0642\u0639<\/h2>\n
            \u0642\u062f \u064a\u0646\u0634\u0623 \u062e\u0637\u0623 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u062e\u0644\u0641\u064a \u0625\u0630\u0627 \u0643\u0627\u0646 \u0630\u0627\u0643\u0631\u0629 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0645\u0624\u0642\u062a \u0644\u0644\u0648\u0643\u064a\u0644 \u0627\u0644\u0639\u0643\u0633\u064a\u060c \u0645\u062b\u0644 Varnish\u060c \u063a\u064a\u0631 \u0642\u0627\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0641\u062d\u0635 \u0635\u062d\u0629 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u062e\u0644\u0641\u064a \u0623\u0648 \u062a\u0639\u062a\u0628\u0631\u0647\u0627 \u0645\u0639\u064a\u0628\u0629. \u0627\u0644\u062d\u0644 \u0647\u0648 \u0625\u0635\u0644\u0627\u062d \u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0641\u062d\u0635 \u0635\u062d\u0629 \u0627\u0644\u0645\u0648\u0642\u0639:<\/p>\n
              \n
            1. \u0623\u0632\u0644 \u0627\u0644\u0633\u0637\u0631 \u0627\u0644\u062a\u0627\u0644\u064a \u0645\u0646 \u0625\u0639\u062f\u0627\u062f\u0627\u062a\u0643 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0648\u062c\u0648\u062f\u064b\u0627:\n
              .url=\"\/health_check.php\"<\/pre>\n<\/li>\n<\/ol>\n
              \"\u0625\u0632\u0627\u0644\u0629<\/p>\n
                \n
              • \u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u062a\u0645 \u062d\u0644 \u0627\u0644\u0645\u0634\u0643\u0644\u0629.<\/li>\n
              • \u0625\u0630\u0627 \u0644\u0645 \u064a\u062a\u0645 \u0630\u0644\u0643\u060c \u0641\u0627\u0633\u062a\u062e\u062f\u0645 varnishlog<\/strong> \u0644\u062a\u062d\u062f\u064a\u062f \u0645\u0627 \u064a\u062a\u0645 \u0648\u0636\u0639 \u0639\u0644\u0627\u0645\u0629 \u0639\u0644\u064a\u0647 \u0643\u063a\u064a\u0631 \u0635\u062d\u064a \u0648\u0645\u0639\u0627\u0644\u062c\u062a\u0647 \u0648\u0641\u0642\u064b\u0627 \u0644\u0630\u0644\u0643.\n
                sudo varnishlog -g request -q \"VCL_call eq 'BACKEND_ERROR'\"<\/pre>\n<\/li>\n<\/ul>\n
                8. \u0625\u0639\u0627\u062f\u0629 \u0625\u0635\u062f\u0627\u0631 PHP \u0627\u0644\u062e\u0627\u0635 \u0628\u0627\u0644\u062e\u0627\u062f\u0645 \u0625\u0644\u0649 \u0625\u0635\u062f\u0627\u0631 \u0633\u0627\u0628\u0642<\/h2>\n
                \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u062d\u062f\u064a\u062b \u0625\u0635\u062f\u0627\u0631 PHP \u0627\u0644\u0623\u062e\u064a\u0631 \u063a\u064a\u0631 \u0645\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 \u0644\u0645\u0648\u0642\u0639\u0643 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u060c \u0641\u0642\u062f \u064a\u0624\u062f\u064a \u0630\u0644\u0643 \u0625\u0644\u0649 \u0638\u0647\u0648\u0631 \u062e\u0637\u0623 503. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062f\u064a \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0625\u0635\u062f\u0627\u0631 PHP \u0633\u0627\u0628\u0642 \u0625\u0644\u0649 \u062d\u0644 \u0627\u0644\u0645\u0634\u0643\u0644\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0639\u0644\u0649 Bluehost \u0645\u0639 WordPress:<\/p>\n
                  \n
                1. \u0627\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u062d\u0643\u0645<\/strong> \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0640 Bluehost \u0648\u062d\u062f\u062f \u0639\u0644\u0627\u0645\u0629 \u0627\u0644\u062a\u0628\u0648\u064a\u0628 Advanced<\/strong>.<\/li>\n
                2. \u0636\u0645\u0646 cPanel<\/strong>\u060c \u0627\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 MultiPHP Manager<\/strong> \u0641\u064a \u0642\u0633\u0645 Software \u0648\u062d\u062f\u062f \u0627\u0644\u0645\u0648\u0642\u0639 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a \u0627\u0644\u0645\u062a\u0623\u062b\u0631.<\/li>\n
                3. \u0642\u0645 \u0628\u062a\u063a\u064a\u064a\u0631 \u0625\u0635\u062f\u0627\u0631 PHP<\/strong> \u0645\u0631\u0629 \u0623\u062e\u0631\u0649 \u0625\u0644\u0649 \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u0633\u0627\u0628\u0642 \u0648\u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u062a\u0645 \u062d\u0644 \u0627\u0644\u062e\u0637\u0623.\"\u0625\u0639\u0627\u062f\u0629<\/li>\n<\/ol>\n
                  9. \u062a\u0639\u0637\u064a\u0644 \u0627\u0644\u0625\u0636\u0627\u0641\u0627\u062a \u0648\u0627\u0644\u0623\u062f\u0648\u0627\u062a \u0648\u0627\u0644\u0645\u0644\u062d\u0642\u0627\u062a \u0648\u0627\u0644\u0642\u0648\u0627\u0644\u0628<\/h2>\n
                  \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0625\u0636\u0627\u0641\u0629 \u0623\u0648 \u0623\u062f\u0627\u0629 \u0623\u0648 \u0645\u0644\u062d\u0642 \u0623\u0648 \u0642\u0627\u0644\u0628 \u063a\u064a\u0631 \u0645\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u062e\u0627\u062f\u0645\u060c \u0642\u062f \u064a\u0646\u062a\u062c \u0639\u0646 \u0630\u0644\u0643 \u062e\u0637\u0623 503. \u0642\u0645 \u0628\u062a\u062e\u0641\u064a\u0641 \u0627\u0644\u062e\u0637\u0623 \u0639\u0646 \u0637\u0631\u064a\u0642 \u062a\u0639\u0637\u064a\u0644\u0647\u0627 \u0648\u0625\u0639\u0627\u062f\u0629 \u062a\u0645\u0643\u064a\u0646\u0647\u0627 \u0648\u0627\u062d\u062f\u0629 \u062a\u0644\u0648 \u0627\u0644\u0623\u062e\u0631\u0649 \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0639\u0646\u0635\u0631 \u0627\u0644\u0645\u0633\u0628\u0628 \u0644\u0644\u0645\u0634\u0643\u0644\u0629.<\/p>\n
                  \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0644\u062a\u0639\u0637\u064a\u0644 GZip \u0639\u0644\u0649 Jira Service Desk\u060c \u0648\u0627\u0644\u0630\u064a \u0639\u064f\u0631\u0641 \u0628\u0623\u0646\u0647 \u064a\u0633\u0628\u0628 \u062e\u0637\u0623 503:<\/p>\n
                    \n
                  1. \u062a\u0648\u062c\u0647 \u0625\u0644\u0649 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u062d\u0643\u0645<\/strong> \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0640 Jira \u0648\u062d\u062f\u062f Admin<\/strong> > General Settings<\/strong> > Use GZip Compression<\/strong>.\"\u062a\u0639\u0637\u064a\u0644<\/li>\n
                  2. \u0639\u0637\u0651\u0644 \u0636\u063a\u0637 GZip \u0648\u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0630\u0644\u0643 \u064a\u062d\u0644 \u0627\u0644\u062e\u0637\u0623.<\/li>\n<\/ol>\n
                    10. \u062a\u0639\u0637\u064a\u0644 \u0648\u062d\u062f\u0629 CSP \u0639\u0644\u0649 Magento<\/h2>\n
                    \u062a\u0648\u0641\u0631 \u0648\u062d\u062f\u0629 \u0633\u064a\u0627\u0633\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062d\u062a\u0648\u0649 (CSP) \u0627\u0644\u0623\u0645\u0627\u0646 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a Magento. \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0648\u062d\u062f\u0629 CSP \u063a\u064a\u0631 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0625\u0639\u062f\u0627\u062f\u0627\u062a\u0643 \u0627\u0644\u062d\u0627\u0644\u064a\u0629\u060c \u0641\u0642\u062f \u062a\u062a\u0633\u0628\u0628 \u0641\u064a \u0638\u0647\u0648\u0631 \u0627\u0644\u062e\u0637\u0623 503.<\/p>\n
                    \u0642\u062f \u064a\u0624\u062f\u064a \u062a\u0639\u0637\u064a\u0644 \u0648\u062d\u062f\u0629 CSP \u0639\u0644\u0649 Magento \u0625\u0644\u0649 \u062d\u0644 \u0627\u0644\u0645\u0634\u0643\u0644\u0629:<\/p>\n
                      \n
                    1. \u0634\u063a\u0644 Terminal<\/strong> \u0648\u0642\u0645 \u0628\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0623\u0648\u0627\u0645\u0631 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u062a\u0628\u0627\u0639\u064b\u0627:\n
                      php bin\/magento module:disable Magento_Csp\r\nphp bin\/magento c:f<\/pre>\n
                      \"Disable<\/li>\n
                    2. \u0628\u0639\u062f \u0627\u0644\u062a\u0646\u0641\u064a\u0630\u060c \u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062e\u0637\u0623 503 \u0642\u062f \u062a\u0645 \u062a\u0635\u062d\u064a\u062d\u0647.<\/li>\n<\/ol>\n
                      11. \u062a\u063a\u064a\u064a\u0631 \u0631\u0623\u0633 \u0627\u0644\u0645\u0636\u064a\u0641 (Host Header) \u0648\u0639\u0644\u0627\u0645\u0629 \u0627\u0644\u0637\u0641\u0644 (Child Tag) \u0648\u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0627\u0644\u0645\u0646\u0641\u0630 (Port)<\/h2>\n
                      \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0646\u0634\u0623 \u0623\u062e\u0637\u0627\u0621 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (Backend fetch) \u0623\u064a\u0636\u064b\u0627 \u0645\u0646 \u0631\u0624\u0648\u0633 \u0627\u0644\u0645\u0636\u064a\u0641 \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u062c\u062f\u064b\u0627\u060c \u0623\u0648 \u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u0637\u0641\u0644 \u063a\u064a\u0631 \u0627\u0644\u0645\u0647\u064a\u0623\u0629 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d\u060c \u0623\u0648 \u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0627\u0644\u0645\u0646\u0641\u0630 \u0627\u0644\u062e\u0627\u0637\u0626\u0629. \u0642\u062f \u064a\u0624\u062f\u064a \u062a\u0639\u062f\u064a\u0644 \u0647\u0630\u0647 \u0627\u0644\u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0625\u0644\u0649 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u062e\u0637\u0623.<\/p>\n
                      \u0625\u0636\u0627\u0641\u0629 \u062e\u0627\u0635\u064a\u0629 .host_header<\/h3>\n
                        \n
                      1. \u0637\u0628\u0642 \u062e\u0627\u0635\u064a\u0629 .host_header<\/strong> \u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 \u0644\u0636\u0645\u0627\u0646 \u062a\u0648\u062c\u064a\u0647 \u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0625\u0644\u0649 \u0627\u0644\u0645\u0636\u064a\u0641 \u0627\u0644\u0635\u062d\u064a\u062d.\"Add<\/li>\n
                      2. \u0628\u0627\u0634\u0631 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u0623\u062e\u0637\u0627\u0621 (debugging)<\/strong> \u0644\u0641\u062d\u0635 \u062a\u0641\u0627\u0635\u064a\u0644 \u0631\u0623\u0633 \u0627\u0644\u0645\u0636\u064a\u0641 \u0627\u0644\u0648\u0627\u0631\u062f\u0629 \u0636\u0645\u0646 \u0627\u0644\u0633\u062c\u0644\u0627\u062a.<\/li>\n<\/ol>\n
                        \u0625\u0632\u0627\u0644\u0629 \u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u0637\u0641\u0644 (Child Tags) \u0645\u0646 Magento<\/h3>\n
                          \n
                        1. \u0627\u062f\u062e\u0644 \u0625\u0644\u0649 \u0647\u0630\u0627 \u0627\u0644\u0645\u0644\u0641<\/strong>:\n
                          MagentoConfigurableProductPluginModelProduct<\/pre>\n
                          \"Remove<\/li>\n
                        2. \u0627\u062d\u0630\u0641 \u0639\u0644\u0627\u0645\u0629 \u0627\u0644\u0637\u0641\u0644<\/strong> \u0645\u0646 \u0627\u0644\u0631\u0623\u0633 \u0648\u0642\u064a\u0645 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062e\u0637\u0623 \u0642\u062f \u062a\u0645 \u062d\u0644\u0647.<\/li>\n<\/ol>\n
                          \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0645\u0646\u0627\u0641\u0630 (Ports) \u0645\u0646 Docker Compose<\/h3>\n
                            \n
                          1. \u062d\u062f\u062f \u0645\u0648\u0642\u0639 Docker Compose<\/strong> \u0648\u0627\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 \u0645\u0644\u0641 Default.vcl<\/strong>.\"\u0625\u0632\u0627\u0644\u0629<\/li>\n
                          2. \u0627\u0633\u062a\u0628\u062f\u0644 \u0627\u0644\u0645\u0646\u0627\u0641\u0630 \u0628\u0640 \u0627\u0633\u0645 \u0627\u0644\u062e\u062f\u0645\u0629<\/strong> \u0643\u0645\u0627 \u0647\u0648 \u0645\u0648\u0636\u062d \u0623\u062f\u0646\u0627\u0647:\n
                            client:\r\nimage: ...\r\nports: <-- \u0625\u0632\u0627\u0644\u0629\r\n- target: 80\r\npublished: 8080\r\nmode: host<\/pre>\n
                            \u0639\u062f\u0651\u0644 \u0645\u0644\u0641 Default.vcl<\/strong> \u0648\u0641\u0642\u064b\u0627 \u0644\u0630\u0644\u0643:<\/p>\n
                            backend default {\r\n.host = \"client\";\r\n.port = \"80\";\r\n}<\/pre>\n<\/li>\n
                          3. \u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0647\u0630\u0627 \u0627\u0644\u062a\u0639\u062f\u064a\u0644 \u064a\u062d\u0644 \u0627\u0644\u0645\u0634\u0643\u0644\u0629.<\/li>\n<\/ol>\n
                            12. \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0647\u062c \u0645\u0646\u0647\u062c\u064a<\/h2>\n
                            \u0625\u0630\u0627 \u0641\u0634\u0644\u062a \u062c\u0645\u064a\u0639 \u0627\u0644\u062e\u0637\u0648\u0627\u062a \u0627\u0644\u0633\u0627\u0628\u0642\u0629\u060c \u0641\u064a\u062c\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0647\u062c \u0645\u0646\u0647\u062c\u064a \u0644\u0639\u0632\u0644 \u0633\u0628\u0628 \u0627\u0644\u062e\u0637\u0623 503.<\/p>\n
                            \u0641\u062d\u0635 \u0627\u0644\u0633\u062c\u0644\u0627\u062a<\/h3>\n
                              \n
                            1. \u062f\u0642\u0642 \u0641\u064a \u0627\u0644\u0633\u062c\u0644\u0627\u062a<\/strong> \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0627\u0644\u0648\u0643\u0644\u0627\u0621 \u0627\u0644\u0639\u0643\u0633\u064a\u064a\u0646 (reverse proxies)\u060c \u0623\u0648 PHP<\/strong>\u060c \u0623\u0648 \u062e\u0648\u0627\u062f\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (backend servers)\u060c \u0623\u0648 \u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0636\u0627\u0641\u0629 \u0628\u062d\u062b\u064b\u0627 \u0639\u0646 \u0623\u064a \u0645\u062e\u0627\u0644\u0641\u0627\u062a \u0642\u062f \u062a\u0624\u062f\u064a \u0625\u0644\u0649 \u0627\u0644\u062e\u0637\u0623 503.\"\u0641\u062d\u0635<\/li>\n
                            2. \u0625\u0630\u0627 \u062a\u0645 \u0627\u0643\u062a\u0634\u0627\u0641 \u0623\u064a \u062e\u0644\u0644\u060c \u0641\u0642\u0645 \u0628\u062a\u0635\u062d\u064a\u062d \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0644\u0642\u0636\u0627\u0621 \u0639\u0644\u0649 \u0627\u0644\u062e\u0637\u0623.<\/li>\n<\/ol>\n
                              \u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0639\u0627\u0631\u0636 \u0643\u0627\u0645\u0644<\/h3>\n
                              \u0623\u062c\u0631\u0650 \u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0639\u0627\u0631\u0636 \u0643\u0627\u0645\u0644<\/strong> \u0625\u0630\u0627 \u0643\u0627\u0646 \u0625\u0639\u062f\u0627\u062f\u0643 \u064a\u0633\u0645\u062d \u0628\u0630\u0644\u0643\u060c \u0644\u0627\u0643\u062a\u0634\u0627\u0641 \u0623\u064a \u062a\u0639\u0627\u0631\u0636\u0627\u062a \u0645\u062d\u062a\u0645\u0644\u0629. \u0625\u0630\u0627 \u0646\u0634\u0623\u062a \u0623\u064a \u062a\u0639\u0627\u0631\u0636\u0627\u062a\u060c \u0641\u0642\u0645 \u0628\u062d\u0644\u0647\u0627 \u0644\u0625\u0632\u0627\u0644\u0629 \u062e\u0637\u0623 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (backend fetch error).<\/p>\n
                              \"\u0625\u062c\u0631\u0627\u0621<\/p>\n
                              \u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0645\u0628\u0627\u0634\u0631 \u0625\u0644\u0649 \u062e\u0627\u062f\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629<\/h3>\n
                              \u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0633\u062a\u062e\u062f\u0645 \u0648\u0643\u064a\u0644\u064b\u0627 \u0639\u0643\u0633\u064a\u064b\u0627 (reverse proxy) \u0645\u062b\u0644 Varnish<\/strong>\u060c \u0641\u062a\u062c\u0627\u0648\u0632\u0647 \u0648\u062d\u0627\u0648\u0644 \u0627\u0644\u0648\u0635\u0648\u0644 \u0645\u0628\u0627\u0634\u0631\u0629 \u0625\u0644\u0649 \u062e\u0627\u062f\u0645 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (backend server). \u0625\u0630\u0627 \u0646\u062c\u062d\u062a \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629\u060c \u0641\u0645\u0646 \u0627\u0644\u0645\u062d\u062a\u0645\u0644 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0641\u064a \u0625\u0639\u062f\u0627\u062f \u0627\u0644\u0648\u0643\u064a\u0644 \u0627\u0644\u0639\u0643\u0633\u064a. \u0636\u0639 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631\u0643 \u0627\u0644\u062e\u0637\u0648\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0645\u0628\u0627\u0634\u0631 \u0646\u0627\u062c\u062d\u064b\u0627:<\/p>\n
                                \n
                              1. \u0642\u064a\u0651\u0645 \u0637\u0648\u0644 \u0648\u0633\u0648\u0645 \u0627\u0644\u0643\u0627\u0634<\/strong> \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 Magento\u2014\u0648\u0647\u0648 \u0623\u0645\u0631 \u0630\u0648 \u0623\u0647\u0645\u064a\u0629 \u062e\u0627\u0635\u0629 \u0644\u0644\u0645\u062a\u0627\u062c\u0631 \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a\u2014\u062d\u064a\u062b \u0642\u062f \u062a\u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u062d\u062f \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0627\u0644\u0645\u062d\u062f\u062f \u0641\u064a Varnish (\u0639\u0627\u062f\u0629\u064b 8192 \u0628\u0627\u064a\u062a). \u0644\u0644\u062a\u0635\u062d\u064a\u062d\u060c \u0642\u0645 \u0628\u062a\u0639\u062f\u064a\u0644 http_resp_hdr_len (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0644\u0649 70000 \u0628\u0627\u064a\u062a) \u0641\u064a \u0625\u0639\u062f\u0627\u062f\u0627\u062a Varnish. \u0648\u0628\u0627\u0644\u0645\u062b\u0644\u060c \u0627\u0636\u0628\u0637 http_resp_size \u0627\u0644\u062e\u0627\u0635 \u0628\u0640 Varnish.\"Increase<\/li>\n
                              2. \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0645\u0644\u0641 health_check.php<\/strong> \u0645\u0648\u062c\u0648\u062f \u0641\u064a \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0635\u062d\u064a\u062d \u0623\u0648 \u0642\u0645 \u0628\u062a\u0639\u062f\u064a\u0644 \u0625\u0639\u062f\u0627\u062f\u0627\u062a Varnish \u0644\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0648\u0642\u0639 \u0627\u0644\u062f\u0642\u064a\u0642. \u0642\u062f \u064a\u0643\u0648\u0646 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0647\u0648 \/pub\/health_check.php\u060c \u0648\u0644\u0643\u0646 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062e\u0648\u0627\u062f\u0645 Nginx\u060c \u0642\u062f \u064a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0627\u0644\u062a\u063a\u064a\u064a\u0631 \u0625\u0644\u0649 \/health_check.php.<\/li>\n
                              3. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0648\u0627\u0642\u0639 Magento\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0644\u0641 maintenance.flag<\/strong> \u0645\u0648\u062c\u0648\u062f\u064b\u0627\u060c \u0641\u062d\u0627\u0648\u0644 \u062d\u0630\u0641\u0647 \u0623\u0648 \u0625\u0639\u0627\u062f\u0629 \u062a\u0633\u0645\u064a\u062a\u0647 \u062b\u0645 \u062a\u062d\u062f\u064a\u062b \u0627\u0644\u0645\u0648\u0642\u0639 \u0644\u0645\u0639\u0631\u0641\u0629 \u0645\u0627 \u0625\u0630\u0627 \u062a\u0645 \u062d\u0644 \u0627\u0644\u062e\u0637\u0623.<\/li>\n
                              4. \u062a\u062d\u0642\u0642 \u0645\u0646 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a<\/strong> \u062f\u0627\u062e\u0644 Magento \u0645\u0646 \u062e\u0644\u0627\u0644 \u062a\u062a\u0628\u0639 \u0639\u0643\u0633\u064a (backtrace) \u0644\u062a\u062d\u062f\u064a\u062f \u0623\u064a \u0645\u062e\u0631\u062c\u0627\u062a \u063a\u064a\u0631 \u0635\u0627\u0644\u062d\u0629 \u0642\u062f \u062a\u0633\u0628\u0628 \u0627\u0644\u062e\u0637\u0623.<\/li>\n<\/ol>\n
                                \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u0642 \u063a\u064a\u0631 \u0641\u0639\u0627\u0644\u0629\u060c \u0641\u0642\u0645 \u0628\u062a\u062c\u0631\u064a\u062f \u0627\u0644\u0645\u0648\u0642\u0639 \u0625\u0644\u0649 \u0639\u0646\u0627\u0635\u0631\u0647 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0645\u062b\u0644 \u0645\u0644\u0641 \u0641\u0647\u0631\u0633 (index file) \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0628\u0639\u0636 \u0627\u0644\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0646\u0627\u0626\u0628. \u0623\u0639\u062f \u0625\u062f\u062e\u0627\u0644 \u0627\u0644\u0645\u064a\u0632\u0627\u062a \u062a\u062f\u0631\u064a\u062c\u064a\u0627\u064b \u0644\u062a\u062d\u062f\u064a\u062f \u0623\u064a \u0645\u0646\u0647\u0627 \u064a\u062a\u0633\u0628\u0628 \u0641\u064a \u0638\u0647\u0648\u0631 \u0627\u0644\u062e\u0637\u0623 503. \u0625\u0630\u0627 \u0627\u0633\u062a\u0645\u0631\u062a \u0627\u0644\u0645\u0634\u0643\u0644\u0629\u060c \u062a\u0648\u0627\u0635\u0644 \u0645\u0639 \u0642\u0646\u0648\u0627\u062a \u0627\u0644\u062f\u0639\u0645<\/strong> \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0645\u0633\u0627\u0639\u062f\u0629\u060c \u0633\u0648\u0627\u0621 \u0643\u0627\u0646 \u062f\u0639\u0645 WordPress\u060c \u0623\u0648 \u062f\u0639\u0645 Magento\u060c \u0623\u0648 \u0641\u0631\u064a\u0642 \u062e\u062f\u0645\u0629 \u0639\u0645\u0644\u0627\u0621 \u0645\u0632\u0648\u062f \u0627\u0644\u0627\u0633\u062a\u0636\u0627\u0641\u0629\u060c \u0645\u062b\u0644 \u062f\u0639\u0645 Hostinger.<\/p>\n
                                \n
                                \n
                                <\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
                                \u064a\u064f\u0639\u062f \u062e\u0637\u0623 503 \u0641\u0634\u0644 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (Error 503 Backend Fetch Failed) \u062e\u0637\u0623\u064b \u0645\u0646 \u062c\u0627\u0646\u0628 \u0627\u0644\u062e\u0627\u062f\u0645 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062c\u0639\u0644 \u0645\u0648\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0643\u0644\u064a\u064b\u0627 \u0623\u0648 \u062c\u0632\u0626\u064a\u064b\u0627. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062d\u062f\u062b \u0647\u0630\u0627 \u0627\u0644\u062e\u0637\u0623 \u0639\u0646\u062f \u0645\u062d\u0627\u0648\u0644\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0645\u0648\u0642\u0639 \u0648\u064a\u0628\u060c \u0623\u0648 \u062a\u0646\u0632\u064a\u0644 \u0645\u062d\u062a\u0648\u0649\u060c \u0623\u0648 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0639\u0627\u0644\u062c \u062f\u0641\u0639\u060c \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644 \u0644\u0627 \u0627\u0644\u062d\u0635\u0631. \u064a\u0634\u064a\u0631 \u0647\u0630\u0627 \u0627\u0644\u062e\u0637\u0623 \u0625\u0644\u0649 \u0623\u0646 […]<\/p>\n","protected":false},"author":5,"featured_media":20532,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[79],"class_list":["post-20516","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-qa"],"yoast_head":"\n\u0625\u0635\u0644\u0627\u062d \u062e\u0637\u0623 503 \u0641\u0634\u0644 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0628\u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u062e\u0644\u0641\u064a \u0639\u0644\u0649 \u0645\u0648\u0642\u0639\u0643<\/title>\n<meta name=\"description\" content=\"\u064a\u064f\u0639\u062f \u062e\u0637\u0623 503 \u0641\u0634\u0644 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (Error 503 Backend Fetch Failed) \u062e\u0637\u0623\u064b \u0645\u0646 \u062c\u0627\u0646\u0628 \u0627\u0644\u062e\u0627\u062f\u0645 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062c\u0639\u0644 \u0645\u0648\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0643\u0644\u064a\u064b\u0627 \u0623\u0648 \u062c\u0632\u0626\u064a\u064b\u0627. \u064a\u0645\u0643\u0646\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dztecs.com\/tech\/fixing-the-503-back-end-server-connection-failure-error-on-your-website\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0625\u0635\u0644\u0627\u062d \u062e\u0637\u0623 503 \u0641\u0634\u0644 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0628\u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u062e\u0644\u0641\u064a \u0639\u0644\u0649 \u0645\u0648\u0642\u0639\u0643\" \/>\n<meta property=\"og:description\" content=\"\u064a\u064f\u0639\u062f \u062e\u0637\u0623 503 \u0641\u0634\u0644 \u062c\u0644\u0628 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062e\u0644\u0641\u064a\u0629 (Error 503 Backend Fetch Failed) \u062e\u0637\u0623\u064b \u0645\u0646 \u062c\u0627\u0646\u0628 \u0627\u0644\u062e\u0627\u062f\u0645 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062c\u0639\u0644 \u0645\u0648\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0643\u0644\u064a\u064b\u0627 \u0623\u0648 \u062c\u0632\u0626\u064a\u064b\u0627. \u064a\u0645\u0643\u0646\" 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