[vdr] OT: local variables limited in size to (8*1024*1024-32*1024) bytes ?

Petri hintukainen phintuka at users.sourceforge.net
Sat Nov 29 20:48:10 CET 2008


Matthias Schwarzott wrote:
> On Samstag, 29. November 2008, Stefan Lucke wrote:
> > Hi,
> >
> Hi Stefan!
> 
> > the attached program segfaults when using a larger local variable.
> >
> > Depending on used value I get segfaulst at different locations.
> >
> > //#define BUFSIZE (9*1024*1024-16*1024) // only segfault
> > #define BUFSIZE (8*1024*1024-16*1024) // hello + segfault
> > //#define BUFSIZE (8*1024*1024-32*1024) // hello + 2nd line
> >
> > When using last definition of BUFSIZE every thing is fine.
> >
> 
> I guess linux has some limit on the stack-size. Sounds like 8MB in your case.

See man getrlimit, sub-section RLIMIT_STACK.


- Petri




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