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From Philippe Mouawad <philippe.moua...@gmail.com>
Subject Re: About latency computation
Date Tue, 02 Feb 2016 22:50:41 GMT
Hi,
Any thoughts on that ?
Thx

On Wednesday, January 13, 2016, Philippe Mouawad <philippe.mouawad@gmail.com>
wrote:

> Hello,
> I think we should fix our computing of latency property.
>
> AFAIU when I look at HTTPHC4Impl:
>
>    - sampleStart : there is some processing that occurs after it is
>    called:
>       - There is some work related to caching
>       - HTTPCLIENT PreProcessors are processed
>    - latencyEnd is called too late I think:
>       - It is called after Response Header have been processed
>       - It is called after N bytes have been read, not the 1st byte
>
>
> I would propose the following changes:
>
>    - sampleStart : Create a RequestInterceptor that computes sampleStart
>    - latencyEnd : Call it in
>    MeasuringConnectionManager#receiveResponseHeader although it is still not
>    the best place
>
> I think we need to ask HttpCore/Client project to either compute those and
> put it in HttpConnectionMetrics or add some hooks so that we can do it.
>
>
> Thoughts ?
> Thanks
> Regards
> Philippe M.
>


-- 
Cordialement.
Philippe Mouawad.

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