Use tcpdump or tshark to capture the traffic on the relevant ports. This will verify your tomcat application is. リバースプロキシサーバへアクセス後、 しばらく時間を置き、 再度アクセス( ブラウザの 更新ボタン押下) すると502エラーが表示される。 アドレスバーに再度URLを入力し、 アクセスすると問題なくページが表示される。. [ Tue Apr 26 12: 22: 03 ] [ error] [ client 192. 2] The timeout specified has expired: proxy: error reading status line from remote server 192. 2 [ Tue Apr 26 12: 22: 03 ] [ error] [ client 192. nginxでプロキシが502 Bad Gatewayを吐く【 ロードバランサ】 【 nginx】 · nginx. 基本 デフォルトなので抜粋 http { upstream ritsu { server localhost: 19001; server localhost: 19002; server localhost: 19003; server localhost: 19004; xy Error. The proxy server received an invalid response from an upstream server. The proxy server could not handle the. Did you tired : ProxyPass https: / / localhost: 3006/ Keepalive= On? – Froggiz Dec 14 ' 15 at 16: 53. 概要 内部ネットワークからインターネットへのアクセスをプロキシしているサーバで稀に 502 Bad Gateway のエラーを返して. エラー文言 リモートサーバのステータスライン の読み込みに失敗しました。 proxy: error reading status line from.
Additionally, a 502 Bad Gateway error was encountered while trying to use an ErrorDocument to handle the request. Apache Server at msizzler. But when we are sending from localhost I did not received any error. Solved the problem. In the virtualhost conf file I just added: ProxyPass http: / / localhost: 3000/ ProxyPassReverse / at the end of the proxy pass and it worked. This error can also occur if you don' t end your proxy url with a /. If the same proxy also serves other backends, it would be better to keep the current ProxyTimeout, and configure the timeout in the ProxyPass directive ( see. Need a slash ( see after the 8000) to indicate the path is a wildcard so the whole tree is in play: ProxyPass / retry= 1 acquire= 3000 timeout= 3000 Keepalive= On ProxyPassReverse /.