[tahoe-dev] 'Client' caching?
david-sarah at jacaranda.org
Fri Nov 27 07:19:53 UTC 2009
Nathan Eisenberg wrote:
> I apologize if this is not the correct place to ask questions.
> I'm experimenting with a 10 node Tahoe cluster. So far, I'm very happy
> with the storage resiliency. However, I'm looking for ways to boost
> performance a bit. My intended use is to store frequently accessed
> static content in Tahoe, and use it a bit like a small CDN. With this
> in mind, some caching mechanism would seem to be the best approach,
> since it appears that the 'client' portion of tahoe does not maintain
> cached files in memory for any period of time.
The ticket about caching of encrypted shares on the gateway (acting as
a storage server) is <http://allmydata.org/trac/tahoe/ticket/707>.
Below you're talking about caching in the web interface, though.
I've just added a new ticket for that:
Caching in the command-line client would be something else again.
> My first instinct was to turn to Squid. However, I quickly discovered
> that because my JPG was being decrypted every time I accessed it, Squid
> was concluding that it had been changed, and dumping it from the cache.
It's not because the JPG was decrypted; just that Squid (or any caching
proxy) has no way to determine that the file is the same from the HTTP
David-Sarah Hopwood ⚥ http://davidsarah.livejournal.com
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