{"id":47042,"date":"2024-10-07T10:59:14","date_gmt":"2024-10-07T02:59:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/47042\/"},"modified":"2024-10-07T10:59:14","modified_gmt":"2024-10-07T02:59:14","slug":"iis%e7%8b%80%e6%85%8b%e7%a2%bc-502-bad-gateway%ef%bc%88%e9%8c%af%e8%aa%a4%e7%9a%84%e7%b6%b2%e9%97%9c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/47042\/","title":{"rendered":"IIS\u72c0\u614b\u78bc &#8211; 502 Bad Gateway\uff08\u932f\u8aa4\u7684\u7db2\u95dc\uff09"},"content":{"rendered":"<h1 id=\"iis%e7%8b%80%e6%85%8b%e7%a2%bc-502-bad-gateway%ef%bc%88%e9%8c%af%e8%aa%a4%e7%9a%84%e7%b6%b2%e9%97%9c%ef%bc%89-tGZWduEPPs\">IIS\u72c0\u614b\u78bc &#8211; 502 Bad Gateway\uff08\u932f\u8aa4\u7684\u7db2\u95dc\uff09<\/h1>\n<p>\u5728\u7db2\u7d61\u904b\u884c\u4e2d\uff0cHTTP\u72c0\u614b\u78bc\u662f\u7528\u4f86\u6307\u793a\u8acb\u6c42\u7684\u7d50\u679c\u7684\u91cd\u8981\u5de5\u5177\u3002\u7576\u7528\u6236\u8a2a\u554f\u7db2\u7ad9\u6642\uff0c\u4f3a\u670d\u5668\u6703\u8fd4\u56de\u4e00\u500b\u72c0\u614b\u78bc\uff0c\u544a\u8a34\u7528\u6236\u8acb\u6c42\u662f\u5426\u6210\u529f\u3002502 Bad Gateway\uff08\u932f\u8aa4\u7684\u7db2\u95dc\uff09\u662f\u4e00\u500b\u5e38\u898b\u7684\u72c0\u614b\u78bc\uff0c\u901a\u5e38\u8868\u793a\u4f3a\u670d\u5668\u5728\u4f5c\u70ba\u7db2\u95dc\u6216\u4ee3\u7406\u6642\uff0c\u5f9e\u4e0a\u6e38\u4f3a\u670d\u5668\u63a5\u6536\u5230\u4e86\u4e00\u500b\u7121\u6548\u7684\u97ff\u61c9\u3002<\/p>\n<h2 id=\"502-bad-gateway%e7%9a%84%e5%8e%9f%e5%9b%a0-tGZWduEPPs\">502 Bad Gateway\u7684\u539f\u56e0<\/h2>\n<p>502 Bad Gateway\u7684\u51fa\u73fe\u901a\u5e38\u6709\u5e7e\u500b\u539f\u56e0\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u4e0a\u6e38\u4f3a\u670d\u5668\u6545\u969c\uff1a<\/strong>\u7576\u4f3a\u670d\u5668\u4f5c\u70ba\u4ee3\u7406\u6216\u7db2\u95dc\u6642\uff0c\u5982\u679c\u4e0a\u6e38\u4f3a\u670d\u5668\u7121\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff0c\u5247\u6703\u8fd4\u56de502\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u53cd\u5411\u4ee3\u7406\u4f3a\u670d\u5668\uff08\u5982Nginx\u6216Apache\uff09\u7121\u6cd5\u9023\u63a5\u5230\u5f8c\u7aef\u7684\u61c9\u7528\u4f3a\u670d\u5668\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u9019\u7a2e\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u7db2\u7d61\u554f\u984c\uff1a<\/strong>\u5982\u679c\u4f3a\u670d\u5668\u4e4b\u9593\u7684\u7db2\u7d61\u9023\u63a5\u4e0d\u7a69\u5b9a\u6216\u4e2d\u65b7\uff0c\u5247\u53ef\u80fd\u5c0e\u81f4502\u932f\u8aa4\u3002\u9019\u53ef\u80fd\u662f\u7531\u65bc\u9632\u706b\u7246\u8a2d\u7f6e\u4e0d\u7576\u6216\u8def\u7531\u554f\u984c\u5f15\u8d77\u7684\u3002<\/li>\n<li><strong>\u914d\u7f6e\u932f\u8aa4\uff1a<\/strong>\u4f3a\u670d\u5668\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u53ef\u80fd\u5b58\u5728\u932f\u8aa4\uff0c\u5c0e\u81f4\u7121\u6cd5\u6b63\u78ba\u8655\u7406\u8acb\u6c42\u3002\u4f8b\u5982\uff0cNginx\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9a\u7684\u4e0a\u6e38\u4f3a\u670d\u5668\u5730\u5740\u4e0d\u6b63\u78ba\u3002<\/li>\n<li><strong>\u904e\u8f09\uff1a<\/strong>\u7576\u4f3a\u670d\u5668\u904e\u8f09\u6642\uff0c\u53ef\u80fd\u7121\u6cd5\u8655\u7406\u6240\u6709\u8acb\u6c42\uff0c\u5f9e\u800c\u5c0e\u81f4502\u932f\u8aa4\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u6d41\u91cf\u6fc0\u589e\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%8e%92%e6%9f%a5502-bad-gateway%e9%8c%af%e8%aa%a4-tGZWduEPPs\">\u5982\u4f55\u6392\u67e5502 Bad Gateway\u932f\u8aa4<\/h2>\n<p>\u7576\u9047\u5230502 Bad Gateway\u932f\u8aa4\u6642\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6392\u67e5\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e4%b8%8a%e6%b8%b8%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%8b%80%e6%85%8b-tGZWduEPPs\">1. \u6aa2\u67e5\u4e0a\u6e38\u4f3a\u670d\u5668\u72c0\u614b<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u4e0a\u6e38\u4f3a\u670d\u5668\u6b63\u5728\u904b\u884c\u4e26\u4e14\u53ef\u4ee5\u6b63\u5e38\u97ff\u61c9\u8acb\u6c42\u3002\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u5982 <code>curl<\/code> \u4f86\u6aa2\u67e5\u4f3a\u670d\u5668\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>curl -I http:\/\/upstream-server-url<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e7%b6%b2%e7%b5%a1%e9%80%a3%e6%8e%a5-tGZWduEPPs\">2. \u6aa2\u67e5\u7db2\u7d61\u9023\u63a5<\/h3>\n<p>\u78ba\u4fdd\u4f3a\u670d\u5668\u4e4b\u9593\u7684\u7db2\u7d61\u9023\u63a5\u6b63\u5e38\u3002\u53ef\u4ee5\u4f7f\u7528 <code>ping<\/code> \u6216 <code>traceroute<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u9023\u63a5\u72c0\u614b\u3002<\/p>\n<pre><code>ping upstream-server-url<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e4%bc%ba%e6%9c%8d%e5%99%a8%e9%85%8d%e7%bd%ae-tGZWduEPPs\">3. \u6aa2\u67e5\u4f3a\u670d\u5668\u914d\u7f6e<\/h3>\n<p>\u6aa2\u67e5\u4f3a\u670d\u5668\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u78ba\u4fdd\u4e0a\u6e38\u4f3a\u670d\u5668\u7684\u5730\u5740\u548c\u7aef\u53e3\u6b63\u78ba\u7121\u8aa4\u3002\u5c0d\u65bcNginx\uff0c\u53ef\u4ee5\u6aa2\u67e5 <code>nginx.conf<\/code> \u6587\u4ef6\u4e2d\u7684 <code>upstream<\/code> \u914d\u7f6e\u3002<\/p>\n<h3 id=\"4-%e6%9f%a5%e7%9c%8b%e6%97%a5%e8%aa%8c%e6%96%87%e4%bb%b6-tGZWduEPPs\">4. \u67e5\u770b\u65e5\u8a8c\u6587\u4ef6<\/h3>\n<p>\u67e5\u770b\u4f3a\u670d\u5668\u7684\u65e5\u8a8c\u6587\u4ef6\uff0c\u901a\u5e38\u53ef\u4ee5\u5728\u65e5\u8a8c\u4e2d\u627e\u5230\u66f4\u8a73\u7d30\u7684\u932f\u8aa4\u4fe1\u606f\u3002\u5c0d\u65bcNginx\uff0c\u932f\u8aa4\u65e5\u8a8c\u901a\u5e38\u4f4d\u65bc <code>\/var\/log\/nginx\/error.log<\/code>\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba502-bad-gateway%e9%8c%af%e8%aa%a4-tGZWduEPPs\">\u5982\u4f55\u89e3\u6c7a502 Bad Gateway\u932f\u8aa4<\/h2>\n<p>\u6839\u64da\u6392\u67e5\u7684\u7d50\u679c\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u63aa\u65bd\u4f86\u89e3\u6c7a502 Bad Gateway\u932f\u8aa4\uff1a<\/p>\n<ul>\n<li>\u5982\u679c\u4e0a\u6e38\u4f3a\u670d\u5668\u6545\u969c\uff0c\u5247\u9700\u8981\u91cd\u555f\u8a72\u4f3a\u670d\u5668\u6216\u4fee\u5fa9\u5176\u6545\u969c\u3002<\/li>\n<li>\u5982\u679c\u662f\u7db2\u7d61\u554f\u984c\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u9632\u706b\u7246\u8a2d\u7f6e\u6216\u8def\u7531\u914d\u7f6e\u3002<\/li>\n<li>\u5982\u679c\u662f\u914d\u7f6e\u932f\u8aa4\uff0c\u5247\u9700\u8981\u4fee\u6b63\u914d\u7f6e\u6587\u4ef6\u4e26\u91cd\u65b0\u52a0\u8f09\u4f3a\u670d\u5668\u3002<\/li>\n<li>\u5982\u679c\u4f3a\u670d\u5668\u904e\u8f09\uff0c\u53ef\u4ee5\u8003\u616e\u589e\u52a0\u4f3a\u670d\u5668\u8cc7\u6e90\u6216\u4f7f\u7528\u8ca0\u8f09\u5747\u8861\u6280\u8853\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-tGZWduEPPs\">\u7e3d\u7d50<\/h2>\n<p>502 Bad Gateway\u932f\u8aa4\u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff0c\u901a\u5e38\u7531\u4e0a\u6e38\u4f3a\u670d\u5668\u6545\u969c\u3001\u7db2\u7d61\u554f\u984c\u3001\u914d\u7f6e\u932f\u8aa4\u6216\u4f3a\u670d\u5668\u904e\u8f09\u5f15\u8d77\u3002\u901a\u904e\u6aa2\u67e5\u4e0a\u6e38\u4f3a\u670d\u5668\u72c0\u614b\u3001\u7db2\u7d61\u9023\u63a5\u3001\u4f3a\u670d\u5668\u914d\u7f6e\u548c\u65e5\u8a8c\u6587\u4ef6\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6392\u67e5\u548c\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u6027\u548c\u9ad8\u53ef\u7528\u6027\u7684\u7db2\u7ad9\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3IIS\u72c0\u614b\u78bc502 Bad Gateway\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6cd5\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u6392\u9664\u7db2\u95dc\u932f\u8aa4\uff0c\u63d0\u5347\u7db2\u7ad9\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-47042","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/47042","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=47042"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/47042\/revisions"}],"predecessor-version":[{"id":47043,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/47042\/revisions\/47043"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=47042"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=47042"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=47042"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}