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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ## [ngx_http_upstream_module][1] 此模塊實現了簡單的負載均衡效果。 ## 配置示例 ~~~ upstream backend { server backend1.example.com weight=5; server backend2.example.com:8080; server unix:/tmp/backend3; server backup1.example.com:8080 backup; server backup2.example.com:8080 backup; } server { location / { proxy_pass http://backend; } } ~~~ ## 指令 >[danger]upstream name { ... } >[success]默認值: — 上下文:http 功能:定義負載均衡集群 >[danger]server address [parameters]; >[success]默認值 — 上下文:upstream 功能:定義server ~~~ weight=number # 權重 max_conns=number # 并發數 max_fails=number # 失敗多少次 失敗 fail_timeout=time # 默認10s backup # 備用,當其他server宕機時,啟用備用服務器 down # 標記一臺服務器永久下線 ~~~ >[danger]keepalive connections; >[success]默認值 — 上下文:upstream 功能:超時時間,一般用在cache中 ## 算法 >[danger]ip_hash; >[success]默認值 — 上下文:upstream 功能:源地址hash >[danger]least_conn; >[success]默認值— 上下文:upstream 功能:最小連接 >[danger]sticky cookie name [expires=time] [domain=domain] [httponly] [secure] [path=path]; >[success]默認值 — 上下文:upstream 功能:session綁定 ~~~ sticky cookie name [expires=time] [domain=domain] [path=path]; ~~~ ~~~ upstream backend { server backend1.example.com; server backend2.example.com; sticky cookie srv_id expires=1h domain=.example.com path=/; } ~~~ [1]:http://nginx.org/en/docs/http/ngx_http_upstream_module.html
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                              哎呀哎呀视频在线观看