On Apr 20 14:29, Achim Gratz wrote: > Corinna Vinschen cygwin.com> writes: > > It can't fragment, it can only grow. The Unix heap management doesn't > > have the notion of multiple application heaps. There's only the sbrk > > call to raise or shrink the size of the heap. > > Thanks for the confirmation. It looks like I am allowed to migrate the > machines to a 3GB VM, thus circumventing the heap collision with DLL. > Meanwhile I've looked at some problems that typically happen when loading > emacs-x11 and it turns out that this loads a number of Windows DLL related > to the display drivers and some others related to networking to low > addresses. The only way I see to get around that is to try to enable ASLR, > so what's the latest on doing that with Cygwin DLL? As far as I understand > we should then rebase from 0x50000000 down since the range above is used by > ASLR for any DLL that we still need top load to fixed addresses? ASLR is toxic to fork... Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat