网站用了 cdn 虽然设置不缓存,会不会小概率被缓存 - V2EX
chunshuai

网站用了 cdn 虽然设置不缓存,会不会小概率被缓存

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  •   chunshuai Aug 21, 2015 3051 views
    This topic created in 3928 days ago, the information mentioned may be changed or developed.
    网站用了 cdn 虽然设置不缓存,会不会小概率被缓存。

    最近这个问题频发,怀疑是 cdn
    3 replies    2015-08-21 06:13:53 +08:00
    abelyao
        1
    abelyao  
       Aug 21, 2015 via iPhone
    不缓存为啥用 CDN …
    em70
        2
    em70  
       Aug 21, 2015 via Android
    CDN 不缓存,但用户浏览器会缓存啊,所有的网址后面加个随机数吧
    GG668v26Fd55CP5W
        3
    GG668v26Fd55CP5W  
       Aug 21, 2015 via iPhone
    看缓存策略,如果是全部回源的就不会,不过这样用 cdn 意义不大,如果其他策略,比如在 CDN 上没找到就回源,这样资源有可能缓存 cdn 服务器上,用户访问时看到的是 cdn 上从源站取得的过期内容。
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