Re: Memory for large arrays in cygwin/g77

2005-02-10 Thread Mark Hadfield
Charles D. Russell wrote: Dante Chialvo wrote: I think the following quote is from a message of mine... > I have the same problem. I have g77, g95 and >grfortran (gfc) installed (see below). With >heap_chunk_in_mb set to 1024, on a machine with >1024 MiB RAM< I can run a simple Fortran >program

Re: Memory for large arrays in cygwin/g77

2005-02-10 Thread Charles D. Russell
Dante Chialvo wrote: > I have the same problem. I have g77, g95 and >grfortran (gfc) installed (see below). With >heap_chunk_in_mb set to 1024, on a machine with >1024 MiB RAM< I can run a simple Fortran >program with an array of up to ~ 1023 MiB. With >g77 & gfc the limit is 156 MiB and beyond

Re: Memory for large arrays in cygwin/g77

2005-01-10 Thread Mark Hadfield
Dave Korn wrote: From: cygwin-owner On Behalf Of Mark Hadfield Sent: 10 January 2005 21:18 Is there a cure that would allow a simple-minded, grey-haired Fortran programmer like me to rely on Cygwin g77 (or gfortran) for moderate-sized computational tasks? LOL, I love the subtle sense of understa

RE: Memory for large arrays in cygwin/g77

2005-01-10 Thread Dave Korn
> -Original Message- > From: cygwin-owner On Behalf Of Mark Hadfield > Sent: 10 January 2005 21:18 > Is there a cure that would allow a simple-minded, grey-haired Fortran > programmer like me to rely on Cygwin g77 (or gfortran) for > moderate-sized computational tasks? LOL, I love the

Re: Memory for large arrays in cygwin/g77

2005-01-10 Thread Mark Hadfield
Dave Korn wrote: From: cygwin-owner On Behalf Of Mark Hadfield Dante R. Chialvo wrote: 2) Use g77 using the Wl option, ie, g77 -O2 -o mybigprogram -Wl,--stack,1 mybigprogram.f That's odd. Increasing the stack size definitely does not work for me. It just causes the program to terminate

RE: Memory for large arrays in cygwin/g77

2005-01-10 Thread Dave Korn
> -Original Message- > From: cygwin-owner On Behalf Of Mark Hadfield > Sent: 09 January 2005 21:27 > Dante R. Chialvo wrote: > > Thanks for the suggestions > > Bottom line both ideas work fine in my case: > > > > 1) Install the g95 compiler, > > or > > 2) Use g77 using the Wl option, ie,

Re: Memory for large arrays in cygwin/g77

2005-01-09 Thread Mark Hadfield
Dante R. Chialvo wrote: Thanks for the suggestions Bottom line both ideas work fine in my case: 1) Install the g95 compiler, or 2) Use g77 using the Wl option, ie, g77 -O2 -o mybigprogram -Wl,--stack,1 mybigprogram.f So thanks a lot, That's odd. Increasing the stack size definitely

Re: Memory for large arrays in cygwin/g77

2005-01-09 Thread Dante R. Chialvo
Thanks for the suggestions Bottom line both ideas work fine in my case: 1) Install the g95 compiler, or 2) Use g77 using the Wl option, ie, g77 -O2 -o mybigprogram -Wl,--stack,1 mybigprogram.f So thanks a lot, Dante Dave Korn wrote: > > > -Original Message- > > From: cy

Re: Memory for large arrays in cygwin/g77

2005-01-06 Thread Mark Hadfield
Dave Korn wrote: It may also be possible to workaround the problem by fooling around with the default stack allocation size; this can have knock-on effects which clear up the reserved area of the process' memory map that error message is complaining about. See http://www.cygwin.com/ml/cygwin/

RE: Memory for large arrays in cygwin/g77

2005-01-06 Thread Dave Korn
> -Original Message- > From: cygwin-owner On Behalf Of Mark Hadfield > Sent: 06 January 2005 00:58 > Dante Chialvo wrote: > > I have similar problem than the one posted a while ago in > > > > http://www.cygwin.com/ml/cygwin/2003-02/msg00842.html > > > > Using cygwin/g77, in a PC with 102

Re: Memory for large arrays in cygwin/g77

2005-01-05 Thread Mark Hadfield
Dante Chialvo wrote: I have similar problem than the one posted a while ago in http://www.cygwin.com/ml/cygwin/2003-02/msg00842.html Using cygwin/g77, in a PC with 1024 Mb of physical memory. After compiling and running the following test program the limit of 160 Mb cannot be surpassed. implici

Re: Memory for large arrays in cygwin/g77

2003-02-13 Thread Ronald Landheer-Cieslak
Cool - I'll redirect to that next time :) thx! rlc On Thu, 13 Feb 2003, Christopher Faylor wrote: > On Thu, Feb 13, 2003 at 10:20:58AM +0100, Ronald Landheer-Cieslak wrote: > >This is getting to be a FAQ... > > > >There is a (configurable) limit to the amount of memory Cygwin can > >allocate. >

Re: Memory for large arrays in cygwin/g77

2003-02-13 Thread Christopher Faylor
On Thu, Feb 13, 2003 at 10:20:58AM +0100, Ronald Landheer-Cieslak wrote: >This is getting to be a FAQ... > >There is a (configurable) limit to the amount of memory Cygwin can >allocate. > >Charles Werner explains this pretty well in: >http://sources.redhat.com/ml/cygwin/2003-02/msg00234.html >he a

Re: Memory for large arrays in cygwin/g77

2003-02-13 Thread Ronald Landheer-Cieslak
This is getting to be a FAQ... There is a (configurable) limit to the amount of memory Cygwin can allocate. Charles Werner explains this pretty well in: http://sources.redhat.com/ml/cygwin/2003-02/msg00234.html he also explains how to change the settings ciao rlc On Wed, 12 Feb 2003, Charles