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Re: refresh_pattern and same objects

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Look at this:

http://i.imgur.com/gbkU20r.png

Pay your attention to reply times. With hit ratio not above 30% will
also occurs unacceptable delays on clients.

So, I see no reasons to have cache with low hit ratio in any case. IMHO
need to tune cache more accurate to achieve maximum possible hit ratio.

02.09.15 16:23, Eliezer Croitoru пишет:
> On 02/09/2015 13:00, Yuri Voinov wrote:
>>
>> I'm getting a very high hit ratio in my cache.And I do not intend to
>> lower its with myself. Enough and that on the opposite side of the
>> thousands of webmasters counteract caching their content on its own
>> grounds. Beginning from YouTube.
>
> Well, Most sane server side caches do allow and work with a 304
validation and in many cases it's good.
> Notice that I have not seen an access.log analyzer that counts
re-validation successfully until now.
> I do not know what the situation of your bandwidth usage or needs but
there is a term which called "over caching" and it depends on the
environment.
> If you see that the cache is working for you with higher numbers then
30% consider that your cache maybe is caching more then the standard cache.
> I am pretty sure that a domain analysis can find the more accurate
refresh_patterns that can leave you with high cache hit ratio and still
make the cache less vulnerable to config mistakes.
>
> Maybe clients didn't complained until now but it doesn't states that
they do not have any issues. It's just that they didn't got to you yet.
> If you are using 3.4.X and up you are in a better place then in 3.2.X
and older version so squid should be safe enough for a very ambitious
config file.
>
> All The Bests,
> Eliezer
>
> * Thanks for sharing the refresh_patterns discussion with others
> _______________________________________________
> squid-users mailing list
> squid-users@xxxxxxxxxxxxxxxxxxxxx
> http://lists.squid-cache.org/listinfo/squid-users

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