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Subject: RE: Hyperthreading Problem - suggestion
Date: Mon, 10 Jan 2005 08:46:34 -0500
Message-ID: <73CA026E5E77C74398C69F3338C5967C04CCB310@atlexc01.atlanta.eyewonder.com>
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From: "Mike Marchywka" <mmarchywka AT eyewonder DOT com>
To: =?iso-8859-1?Q?St=E9phane_Donz=E9?= <stephane DOT donze AT exalead DOT com>,
   "Volker Bandke" <vbandke AT bsp-gmbh DOT com>, "Cygwin" <cygwin AT cygwin DOT com>
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I've been on XP for a while but IIRC I was seeing it with hyperthread on 2000.


> -----Original Message-----
> From: Stéphane Donzé [mailto:stephane DOT donze AT exalead DOT com]
> Sent: Monday, January 10, 2005 8:41 AM
> To: Mike Marchywka; Volker Bandke; Cygwin
> Subject: RE: Hyperthreading Problem - suggestion
> 
> 
> Hello all,
> 
> I have tried lots of different machines to reproduce the bug 
> (hyperthreaded
> workstations and dual-processor servers). I was able to reproduce the
> problem on *every* Windows XP (XP Pro, XP Home and 2003 
> Server) machines I
> tried, but *not* on Windows 2000 (Pro and Server) machines. 
> To demonstrate
> the bug, just run simultaneously 2 or 3 instances of the ksh 
> script I posted
> in my previous message, and you will get shortly one of the following
> problems:
> 
> 1) the shell script stops because `pwd` returned the empty string
> 2) the shell crashes with the 'erroneous thread activation' error.
> 
> Regards,
> Stephane Donze
> 
> 
> 
> > -----Original Message-----
> > From: cygwin-owner AT cygwin DOT com 
> [mailto:cygwin-owner AT cygwin DOT com]On Behalf
> > Of Mike Marchywka
> > Sent: lundi 10 janvier 2005 12:42
> > To: Volker Bandke; Cygwin
> > Subject: RE: Hyperthreading Problem - suggestion
> >
> >
> > This just caught my attention this morning, don't know if 
> it has been a
> > continuing discussion of not but let me contribute the following:
> >
> > > a: Someone (close by to cfg) demonstrates that the
> > > bug/problem/issue appears on his machine
> >
> > I have many annoying problems (erroneous thread activation 
> from scripts
> > seems to be common )
> > and I have debuggers available. I could attach a stuck 
> cygwin window and
> > send stacks or dumps to anyone interested. If I chose this route
> > who should
> > I send the stuff to? Please respond to me ( and optionally the
> > whole list )
> > since our spam filter is less likely to delete it and
> > I've been ignoring most of the cygwin list posts.
> >
> > Thanks.
> >
> >
> >
> >
> 
> 
> 

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