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Date: | Thu, 30 Sep 2010 09:47:49 -0400 |
From: | Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com> |
To: | cygwin AT cygwin DOT com |
Subject: | Re: R: Cygwin 1.7.7 fork/exec performance MUCH slower than 1.5.25 |
Message-ID: | <20100930134749.GD20438@ednor.casa.cgf.cx> |
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On Thu, Sep 30, 2010 at 09:10:48AM -0400, Edward Lam wrote: >> testing on /tmp/benchmark with XPS P2 >> >> cygwin 1.7.8s 20100924 > >You're testing on the latest snapshot against his cygwin 1.7.7 results. >This gives me hope that Cygwin can become faster because Sagi Ben-Akiva >was willing to track down the cause of the slowdown [1]. Last I read, >it's not clear whether the latest CVS changes are faster though [2]. >However, it's probably worth trying out the 20100926 snapshot. > >We haven't mentioned yet whether we are running under 32-bit or 64-bit >Windows. It would be useful to know whether the problem only affects >64-bit Windows or not. Looking at the code changes, I would have thought >it would equally affect 32-bit Windows. 32-bit Windows is basically unchanged. -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
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