From: "James Johnston" <JamesJ@motionview3d.com>
To: "'Gregory M. Turner'" <gmt@malth.us>, <cygwin@cygwin.com>
Cc: "'Aharon Robbins'" <arnold@skeeve.com>
References: <201208260803.q7Q83kme006060@freefriends.org> <503A8AA2.9090102@drmikehenry.com> <201208280628.q7S6SThf013003@skeeve.com> <503C6E75.1020101@malth.us>
In-Reply-To: <503C6E75.1020101@malth.us>
Subject: RE: stuff running slowly
Date: Tue, 28 Aug 2012 13:36:49 -0000
Message-ID: <031001cd8522$3052fde0$90f8f9a0$@motionview3d.com>
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> -----Original Message-----
> Sent: Tuesday, August 28, 2012 07:09
> Cc: Aharon Robbins
> Subject: Re: stuff running slowly
> 
> On 8/27/2012 11:28 PM, Aharon Robbins wrote:
> > Michael,
> >
> > Thanks for your note. I understand that process creation on Windows is
> > slower than on Linux. But what I'm seeing is off by a few orders of
> > magnitude.  Cygwin on Windows 7 on a Sandy Bridge Core i5 with 4 Gig
> > of memory is PAINFULLY slower than even my 7 year old Power PC
> Macbook
> > G4 running Mac OS X 10.5 with only .75 G of RAM.  Something is
> > definitely wrong.
> >
> > The total
> >
> > 	./bootstrap.sh && configure && make && make check
> >
> > process takes close to 45 minutes!  On Linux, it takes under one minute.
> > On my Mac, under 5 minutes.
> >
> > Short of "remove and reinstall", is there anything I should look for?
> 
> That's only one order of magnitude :P  But I'm guessing that's small
> consolation.
> 
> There is one thing you can look for, and that's anything cluttering up
your
> process creation, uh, process, so to speak.
> 
> BLODA apps (see http://cygwin.com/faq/faq.using.html#faq.using.bloda)
> are the likeliest culprits and also they will give you more grief later.
> 

I'd also look into this.  I've personally seen a case where process creation
took about 0.5 seconds (!!); uninstalling the anti-virus fixed the problem.
Note that this slow process-creation was not Cygwin-specific; it was
actually affecting every process on the machine.


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