To clarify when you say logging off do you mean:
CONFIG proxy.config.log.logging_enabled INT 0

Thanks,

Chris Reynolds.

On 9 September 2011 18:36, Leif Hedstrom <zw...@apache.org> wrote:

> On 09/09/2011 10:56 AM, Bryan Call wrote:
>
>> I ran some benchmarks on the 3.0.1 release and the 3.1.0 release with
>> different options on and off.  This benchmark was done with 1 client, 1
>> proxy, and 3 origin servers.  The servers are 12 core (24 hyper-threaded)
>> boxes and are the beefiest I could get a hold of.  The response was only a 1
>> byte response, so that I wouldn't make the NIC a bottleneck.
>>
>> There are a couple things to note in the benchmark results:
>>
>>  1. There is a huge impact in performance in 3.0.1 and 3.1.0 having
>>
>>    logging on and only proxying to the origin server.  Turning off
>>    logging increases the performance by 185%.  I think there can be
>>    some large performance gains to be won here.
>>  2. There was a huge performance decrease from 3.0.1 to 3.1.0 with
>>
>>    just turning off the cache and only proxying to the origin.  3.1.0
>>    is only performing at 14% of what 3.0.1 is.  Turning off shared
>>    sessions removes this decrease in performance, so some of the work
>>    that Leif is doing might resolve this.  I am going to benchmark
>>    his patch today.
>>
>>
>
> I'm wondering if we should back out the two-line "fix" from TS-880, and
> instead do the proposed fix from TS-924 ?
>
> Thoughts?
>
> -- leif
>
>

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