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Re: Metrics on server execution time and transfer time

From: Daniel Stenberg <>
Date: Tue, 3 May 2011 22:50:02 +0200 (CEST)

On Tue, 3 May 2011, Murugaprabu Marimuthu wrote:

> I am using curl to send a very long POST request to a server. I want to
> measure the time curl takes to send the HTTP request

CURLINFO_PRETRANSFER_TIME is the time all the way until _just before_ libcurl
sends its HTTP request.

CURLINFO_STARTTRANSFER_TIME is the time all the way until the first byte has
been received by libcurl.

> the server execution time and the time spent in receiving reply from the
> server. How do I get these metrics from curl.

It seems like the delta between those two times is what you're asking for.

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Received on 2011-05-03