Caching question for large (ish) file

Richard Kearsley Richard.Kearsley at
Wed Jul 13 23:03:53 MSD 2011

Show us the conf line where the cache is defined

Sent from my iPhone

On 13 Jul 2011, at 19:42, "brad at" <brad at> wrote:

> Hello Everyone! First time E-mailer with a small question I hope someone could answer for me.
> I've searched through google for my answers but i haven't found anything that tells me what i'm doing wrong...
> So I have a test setup that has a Dynamic node and an edge node. The single point CDN is up and working (thanks to a ton of help my a buddy of mine). But one issue i've seen is that in our tests, even after specifying a month for a cache time, the server still seems to delete the cache when i come back around 24 hours later.
> The goal of the long cache time is that I'd like to create a CDN platform that I could let users stream video files that are >100MB... The video files would obviously not be changing within a year (let alone a month).. So one of my thoughts is that the size of the files are the reason for the deletion of the Cached content..
> My apologies for any stupid questions, i've been working on this for the last few months and finally just decided to email the list to see if anyone would be able to help..
> The configuration of the edge node for the proxy cache for the server block is as follow..
> location / {
>      proxy_pass;
>      proxy_cache site-cdn;
>      proxy_cache_valid  200 302 301 any 365d;
>      proxy_cache_use_stale updating;
>      proxy_temp_path      /var/www/cdn/site/temp;
>      proxy_buffering on;
>    }
> Thank you for any help! I truly appreciate it!
> -Brad
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