nginxupstreamcache

4.Activatesthecacheforconnectionstoupstreamservers.Theconnectionsparametersetsthemaximumnumberofidlekeepaliveconnectionstoupstreamservers ...,Enablesordisablestheconversionofthe“HEAD”methodto“GET”forcaching.Whentheconversionisdisabled,thecachekeyshouldbeconfiguredtoinclude ...,nginx使用proxy_cache将用户的请求缓存到本地一个目录。下一个相同请求可以直接调取缓存文件，就不用去请求服务器了。毕竟，IO...

參考資訊如下
Module ngx_http_upstream_module

4. Activates the cache for connections to upstream servers. The connections parameter sets the maximum number of idle keepalive connections to upstream servers ...

Module ngx_http_proxy_module

Enables or disables the conversion of the “ HEAD ” method to “ GET ” for caching. When the conversion is disabled, the cache key should be configured to include ...

Nginx Proxy Cache原理和最佳实践

nginx使用proxy_cache将用户的请求缓存到本地一个目录。下一个相同请求可以直接调取缓存文件，就不用去请求服务器了。 毕竟，IO密集型服务的处理是nginx的强项。 ... 效果比 ...

NGINX Content Caching

When caching is enabled, NGINX Plus saves responses in a disk cache and uses them to respond to clients without having to proxy requests for the same content ...

Using $upstream_cache_status in access.log

Nginx has a variable $upstream_cache_status. This can be used for any upstream. We are using it mainly for our WordPress + fastcgi_cache.

理解Nginx代理，負載平衡，緩衝和緩存· webdev

基本上，這表示如果你的upstream server改變了，對你的cache衝擊會最小。 設定 ... 如果upstream 比client快的話，Nginx 仍會使用buffer，但它會立刻嘗試把資料沖出到 ...

設定nginx 為reverse cache server

Nginx（發音同engine x）是一款由俄羅斯程式設計師Igor Sysoev 所開發輕量級的網頁伺服器、反向代理伺服器以及電子郵件（IMAP/POP3）代理伺服器。

NGINX caching upstream server when it shouldn't be

2020年1月15日 — If the upstream server is down or NGINX can't connect to it for some reason, NGINX returns a cached version of the page if it has one.

使用Nginx作為緩存伺服器(Cache Server)

2019年1月21日 — 緩存伺服器(Cache Server) · 架構解說 · 實際配置 · 配置解說 · 驗證測試 · 緩存解說proxy_cache_key · 清理緩存 · 結語.

Reverse Proxy with Caching

An example NGINX configuration that acts as a reverse proxy with caching.