尊龙凯时人生就是博

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http {
    # ÆäËûÉèÖÃÏî

    server {
        listen 80;
        server_name example.com;

        location / {
            proxy_pass http://backend;
            proxy_next_upstream error timeout;
            proxy_connect_timeout 1s;
            proxy_intercept_errors on;
            error_page 500 502 503 504 = @retry;
        }

        location @retry {
            internal;
            proxy_pass http://backend;
            proxy_next_upstream error timeout;
        }

        upstream backend {
            server backend1.example.com;
            server backend2.example.com;
            server backend3.example.com;
        }
    }
}

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http {
    # ÆäËûÉèÖÃÏî

    upstream backend {
        ip_hash;
        server backend1.example.com weight=1;
        server backend2.example.com weight=2;
        server backend3.example.com down;
    }

    server {
        listen 80;
        server_name example.com;

        location / {
            proxy_pass http://backend;
        }
    }
}

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