Re: AMBER: Error message while testing

From: Scott Brozell <sbrozell.scripps.edu>
Date: Mon, 12 Apr 2004 18:10:30 -0700

Hi,

On Wed, 7 Apr 2004, [iso-8859-1] Alessio Comisso wrote:

> I'm tryng to install Amber 8 on a p4 with fedora core 1
> and Intel Ifort 8 and Mkl 6.1. Installation is
> successfull, but when I try to test it i get the
> following error message:
> cd qmmm/divcon; ./Run.crambin
> ../../../exe/sander.QMMM: relocation error:
> ../../../exe/sander.QMMM: symbol mkstemp, version
> GLIBC_2.0 not defined in file libc.so.6 with link time
> reference
> ./Run.crambin: Program error
> make: *** [test.sander.QMMM] Error 1
>
> All other tests performed before this were PASSED.

1.
You may have out of sync system libraries on your machine:
http://sources.redhat.com/ml/binutils/2002-10/msg00208.html
and others from google ...
Fixing this can get ugly; talk to your computer support people.

2.
On the other hand sander.QMMM has a big memory footprint;
for example, it won't execute on an old SGI octane with 128M:
cd qmmm/divcon; ./Run.crambin
Killed
  ./Run.crambin: Program error

It may be that your machine doesn't have enough free memory or
that your resource limits are too restrictive.

************************************************************
3. General notice: Beware of resource limits with Amber8
************************************************************
The conversion of some executables to Fortran 90 in Amber 8
has been known to cause strange failures which we believe are due
to automatic array usage.
Apparently, some compilers do not create code to detect stack overruns,
and a stack overrun may cause a segmentation violation, etc.

One can try to increase ones limits with unlimit or limit:

unlimit
 Sets your user limits to the maximums.

limit datasize unlimited
limit stacksize unlimited
limit memoryuse unlimited
 Increases the individual limits.

Scott Brozell

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Received on Tue Apr 13 2004 - 02:53:00 PDT
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