Re: A youtube and windows update cache thing.

2013-05-28 Thread Reiner Karlsberg
Hi, just a basic question, relevant to squid2.7, at least: AFAIK, without looking into the src code, squid2.7 requests and caches the complete object, before delivering the data to fulfill the first range request. Delivery might even start as soon as the data for the actual range request is

Re: A youtube and windows update cache thing.

2013-05-28 Thread Amos Jeffries
On 28/05/2013 9:14 p.m., Reiner Karlsberg wrote: Hi, just a basic question, relevant to squid2.7, at least: AFAIK, without looking into the src code, squid2.7 requests and caches the complete object, before delivering the data to fulfill the first range request. Delivery might even start as

Re: A youtube and windows update cache thing.

2013-05-28 Thread Alex Rousskov
On 05/28/2013 03:14 AM, Reiner Karlsberg wrote: As far as I know squid serves 206 partial responses from cache only if the full object exists in cache. I can not follow the flow of execution in squid2.7, but I am not shure, that you are correct. These excerpts from squi2.7 MIGHT indicate,

Re: A youtube and windows update cache thing.

2013-05-27 Thread Volodymyr Kostyrko
25.05.2013 03:17, Eliezer Croitoru: The idea is to proof that caching partial content as a stand alone object in squid is better then trying to cache the full object each time it's being requested. For Windows Update one service pack can be like 750 Mb. but this is sparse uncompressed file,

Re: A youtube and windows update cache thing.

2013-05-27 Thread Reiner Karlsberg
Exactly the same with WU. Whenever you need a big chunk of the file BITS will start requesting data in pieces depending on the latency: the faster the bigger. This is the same behaviour, as I have seen for videos from youtube.com. So, as a general solution, caching the complete object on

A youtube and windows update cache thing.

2013-05-24 Thread Eliezer Croitoru
Since the development of StoreID there were some advances in couple areas and it seems like the idea of 206 responses caching can be moved on to the next level. Based on my work with GrreasySpoon for youtube (mentiond here: