Re: [squid-users] Asking for advice on obtaining a better throughput.

From: Víctor José Hernández Gómez <vjhergom_at_cic.upo.es>
Date: Thu, 13 Jan 2011 11:19:06 +0100

Hi all,

Thank you for your quick reply..

[ rest of message skipped for clarity ..]
>> cache_dir aufs /san/cache 241904 64 512 <- NOt used
>> cache deny all
>
> NP: with a cache_dir configured it *is* used. The "cache deny all" means
> that new data will not be added AND that existing data will be removed
> when detected as stale or a variant collision.

upss, what should I do if I do NOT want to use any disk at all?

[ .........]
> 3.1.10 may be worth trialling. We have just had some surprising
> benchmarks submitted for it. On a basic config it seems to perform a few
> dozen % RPS faster than 3.1.9. Reason unclear, but the big change
> between them was better memory management and better validation support.
>
> I say trial because under high load the benchmarker found some CPU
> problems we have not yet isolated and fixed. I hope you will experience
> a similar improvement without the problems.
[.......]

I will be following your advice (trying 3.1.10) in one or two weeks. I
will keep you informed.

Would a "one frontend/some backends" multi-instance configuration help
in a situation such as that I explained? What about changing congestion
control schemes ? Any experiences on this particular subject?

Thank you again,

--
Víctor
Received on Thu Jan 13 2011 - 10:19:14 MST

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