X-Recipient: archive-cygwin@delorie.com X-SWARE-Spam-Status: No, hits=-2.2 required=5.0 tests=AWL,BAYES_00 X-Spam-Check-By: sourceware.org MIME-Version: 1.0 Date: Tue, 16 Jun 2009 14:52:52 +0200 From: "Vincent R." To: Chris Sutcliffe Cc: Subject: Re: Optimize cygwin on recent windows version (Vista and Seven) In-Reply-To: <2bf229d30906160517t445a56d9o359cb26de95ea50c@mail.gmail.com> References: <7c6dcbb9c797277cc8ffb1fc985844af@mail.smartmobili.com> <3353982C81F6441590DD8E4B4C2D0841@desktop2> <50535.99.237.216.211.1245125771.squirrel@www.sidefx.com> <2bf229d30906160517t445a56d9o359cb26de95ea50c@mail.gmail.com> Message-ID: X-Sender: forumer@smartmobili.com User-Agent: RoundCube Webmail/0.2 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="UTF-8" X-IsSubscribed: yes Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com On Tue, 16 Jun 2009 08:17:19 -0400, Chris Sutcliffe wrote: >> >> Times taken were: >> >> Linux : 1.5 mimutes >> >> XP (mingw):  6.5 minutes >> >> Vista (mingw): 16.5 minutes >> >> Vista (cygwin): 23.25 minutes >> >> Yes these figures are a good example of what I am talking about and here >> is >> an additional benchmark >> done when compiling binutils (time ../build-mingw32ce.sh -j2 >> --comp=binutils) > > If UAC is disabled, does it improve performance? > not at all. Doesn't change anything. The next step would be to do some profiling but I am not expert with gprof. I think that Dave Korn already did something like that, I hope he will comment. Another solution is to try to do some kernel debugging with windbg and see if some useful information can be found. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/