On disk-cache: COSS

Diego Woitasen diego at woitasen.com.ar
Mon Jul 2 18:51:11 PDT 2012

On Mon, Jul 2, 2012 at 10:36 PM, Diego Woitasen <diego at woitasen.com.ar> wrote:
> Hi,
>  In one of my previous mails I commented about an implementation of on
> disk cache using BDB. I dropped it. I was easy and quick to implement
> at first but has some drawbacks. The main was the reason was the DB
> pruning, very slow in BDB. I wrote a new on-disk cache based on the
> Squid COSS storage. COSS was designed to handle small objects up to
> some defined size, very similar to the segments used in Wanproxy.
>  You can find information about how it works here:
> http://wiki.squid-cache.org/Features/CyclicObjectStorageSystem
> http://bazaar.launchpad.net/~squid/squid/3-trunk/view/head:/src/fs/coss/coss-notes.txt
> and in the comments of this file:
> https://github.com/diegows/wanproxy/blob/coss/xcodec/cache/coss/xcodec_cache_coss.h
> The current implementation is a draft, works but it should be cleaned improved.
> I also opened some ticket in my Github clone, some of them related to
> my code and some of them related to the original code.
> https://github.com/diegows/wanproxy/issues

Forgot the link to the branch.


Diego Woitasen

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