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Date: Wed, 28 Oct 2009 14:31:12 +0100
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Cygwin 1.5 vs 1.7: speed
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On Oct 28 14:26, Corinna Vinschen wrote:
> On Oct 28 12:37, Roland Schwingel wrote:
> > Any clues? I just made an additional test compiling stock
> > libxml2-2.6.32 using the stock gcc3 coming with both cygwin versions
> > and I am coming to roughly the same numbers. Is 1.7 truly slower
> > than 1.5 or aren't all final optimizations done right now?
> 
> Whether 1.7 is faster or slower depends on what you're doing and on what
> OS you're running.  For instance, scanning local directories is about
> 60% faster in 1.7 while starting lots of processes is about 10% slower
> on Vista but about 5% faster on XP, according to my testing.  Further
> optimization will be a task for post-1.7.1, while for 1.7.1 itself we're
> looking primarily for functionality.
> 
> Having said that, if you find source code in Cygwin which could be
> improved, feel free to point it out.

...or, even better, send patches (*).


Corinna

(*) http://cygwin.com/contrib.html

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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