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Re: Curl/LibCurl compiled on OS X without --disable-ipv6 is really slow

From: Matt Veenstra <>
Date: Mon, 22 Dec 2003 18:23:00 -0800

> We have not investigated the why, but have determined that if
> curl/libcurl is complied on OS X without the --disable-ipv6 option
> performance is severely and noticeably degraded. curl/libcurl takes an
> extremely long time resolving the host or host IP. Compiling with the
> --disable-ipv6 option alleviates the delays entirely. Incidentally,
> this occurs when run on vanilla installations of OS 10.1, 10.2 and 10.3.

What is a very long time?

We have not noticed this on 7.10.8 which is the version I have shipping with
our software right now. At the same time I have not done a tone of speed


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Received on 2003-12-23