Mail Archives: cygwin/2012/06/18/10:52:05
On Jun 7 10:12, Noel Grandin wrote:
>
>
> On 2012-06-06 20:29, Corinna Vinschen wrote:
>
> >On Jun 6 17:59, Nick Lowe wrote:
> >>>Thanks. I can confirm the effect. For no apparent reason, the OS
> >>>reserves a 1 Megs shared memory region, top-down allocated, of which it
> >>>uses about 20K. It's not the PEB or one of the TEBs, though. Nor is
> >>>it a thread stack. I checked, and it turns out that it's allocated
> >>>in every process, on 32 and 64 bit systems. That's kind of worrying
> >>>since that's bound to collide with mmaped regions and pthread stacks a
> >>>lot. I don't know what to do at this point.
> >
>
>
>
> I assume you've seem the VMMap tool?
> http://technet.microsoft.com/en-us/sysinternals/dd535533.aspx
Yes, and I also know how to use /proc/$PID/maps to get a memory map
of a process. It's not a problem to see the used memory slot. The
problem is that it exists at all. There's no such thing on pre-W8
systems. Only the PEB and the TEBs are allocated top-down and they
usually don't collide.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader cygwin AT cygwin DOT com
Red Hat
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