Sry, didnt answer to list..

Hi Osama,

thanks for your answer. I will look into your suggestion to handle my 
connection problems.

My first and main goal however is to be able to log the request more 
fine-grained to be able to identify the parts of the request that produce the 
problem, to further exclude other factors i have no control over and to be able 
to distinguish between application lags and other sources like in this case the 
connection startup. Also I want to be able to determine afterwards, whether 
such a fix as yours did the trick. I am using an ELK environment to analyse my 
data and i basically want an indexed field for the elapsed time after a 
handshake is finished as opposed to a overall responsetime from which I cannot 
determine, which part took way too long.

Thanks again and have a nice day Everyone!

Timo
________________________________
Von: Osama Elnaggar [oelnagga...@gmail.com]
Gesendet: Mittwoch, 15. November 2017 19:41
An: Timo Coutura; users@httpd.apache.org
Betreff: Re: [users@httpd] Logging SSL Handshake Duration

Hi Timo,

>From what you described, your problem may be related to OCSP.  Have you tried 
>OCSP stapling?

--
Osama Elnaggar


On November 15, 2017 at 9:26:29 PM, Timo Coutura 
(timo.cout...@cologne-intelligence.de<mailto:timo.cout...@cologne-intelligence.de>)
 wrote:

Hi Everyone,

I am looking for a way to determine the time spent on a SSL Handshake in an 
access log. So far i’ve discovered only env-vars and log formats (like %D) 
returning the overall time spent on a request. The background here is that i 
sometimes get requests which take up to 10 seconds, all of them being initial 
requests, so the handshake has to be done. The actual request to the 
application gets independently logged and does take some milliseconds.

I have enabled ssl logging on debug level but cannot specifically reproduce 
these kind of requests and parsing this debug log for time spent for the 
handshake is not an option on the very busy production server.

Are there any env-vars that provide more specific information on time spent in 
the different phases of a request?

Thank you very much in advance!

Best regards,
Timo
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