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Date: Wed, 18 Oct 2006 10:24:55 +0100
From: "Simon Mullis" <simon AT mullis DOT co DOT uk>
To: cygwin AT cygwin DOT com
Subject: Re: 'fhandler_dev_zero::fixup_mmap_after_fork' problems.
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FYI - I removed all traces of Logitech Web Cam related stuff and -
surprise, surprise - all now works....

SM

On 10/18/06, Simon Mullis <simon AT mullis DOT co DOT uk> wrote:
> Hi Dave,
>
> Many thanks for your comments....
>
> On 10/17/06, Dave Korn <dave DOT korn AT artimi DOT com> wrote:
> > On 17 October 2006 13:17, Simon Mullis wrote:
> >
> > > I've been a happy Cygwin user for a years now with no issue.  Recently
> > > (last few months) I've started having many problems with a variety of
> > > apps.
> >
> >   What did you install just before it all went wrong?
> >
>
> It's a new laptop... I assumed that this was an issue purely with
> Cygwin or my base OS and not related to either the Windows apps I have
> or the hardware spec of the system.  I agree this is a good place to
> start though.
>
> > > Because of the number of apps with which I have an issue I
> > > suspect it might be an issue with the cygwin DLL and memory allocation
> > > after forking.
> >
> >   Well, that plus all the references to memory allocation and forking in the
> > error messages!
> >
> Haha - fair enough!
>
> > > I've spent a fair amount of time Googling for a solution and although
> > > I've found a number of people with a similar issue I've not found
> > > anything yet.
> > >
> > > So my questions:
> > >
> > > - Is this the right group to ask this in?
> >
> >   Yep.
> >
> > > - Is this a known issue?
> >
> >   It's a common failure mode but there can be numerous disparate underlying
> > causes.
> >
> > > - Is it my environment?  I've tried a complete re-install with no
> > > change.  I've tried recent CVS builds of the cygwin DLL with no luck.
> > > - Is it related to my system? (Thinkpad T43 with 2GB RAM, Windows XP Pro
> > > SP2).
> > > - I've also tried adding the reg key heap_chunk_in_mb
> > > (HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin) (as a DWORD).
> > > I've
> > > tried setting this to 256, 512 and 768 MB.  No success here either.
> > > - No amount of 'rebase'-ing seems to have helped either.
> > >
> > > Any pointers, comments or suggestion would be really, really appreciated.
> >
> >   This is the point at which I usually say ...
> >
> > "  Disable the "Logitech Process Monitor" service associated with your webcam?
> > Uninstall Agnitum Outpost?  Disable McAffee's buffer overflow protection
> > feature?  "
> >
> >
>
> I'll start "turning stuff off" and see where I get.  I'll report any
> success back to this group.
>
>
> >     cheers,
> >       DaveK
> > --
> > Can't think of a witty .sigline today....
> >
> >
> > --
> > Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
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> >
> >
>
>
> --
> Simon Mullis
> _________________
> simon AT mullis DOT co DOT uk
>


-- 
Simon Mullis
_________________
simon AT mullis DOT co DOT uk

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