[CPMD-list] Memory allocation error for the Intel Fortran Compiler on Fedora 1

[Axel Kohlmeyer]

On Wed, 22 Sep 2004 10:07:29 -0400  "Yun Liu" wrote:

> Dear CPMD users and developers,
> 
>     I have some troubles to compile the CPMD under RedHat Linux (or
> Fedora core 1).  My working platform are: 5 Dell dual Xeon 2.4 GHz
> workstations and 4 Pentium4 2.8 GHz PCs. Each of them has 2GB memory.
> Dell workstations are running RedHat 9.0(other softwares only can be run
> under RedHat9.0). PCs are running Fedora 1.  
>    First, I have compiled the CPMD 7.2 once by using a very old PGI
> compiler. It produced a very small size executable code( I guess it is
> dynamically linking many libraries) but can be transferred and running
> very well on my new Fedora 1 PCs. However, it is very slow compared with
> the test jobs. For example, the /CPMD-test/std/wat32/inp-1 job. I need 1
> hour 15 minutes to finish it on my P4 2.8 GHz dual memory channel PC400
> PC. The CPMD developers finished it about 2 minutes. Hence, I naturally
> doubt the slow running is caused by bad compiling. 
> 
>   I installed the new Intel Fortran compiler 8.1. Following by the
> instructions given by Dr. Alex Kohlmeyer's CPMD-Linux website. I am
> using the libatlas-p4.a library and BOCHUM-P4 configuration file as
> suggested. I can produce a cpmd.x executable with warnings in the
> compiling:

hi,

you must not link a fully static binary on newer linux machines, if you 
plan to move it between machines. for the intel compiler, try -static-libcxa
instead of -static.

regards,
	axel kohlmeyer.

> 
> -------------------------------------------------------
> Wrccfl.o sysdepend.o -L. -latlas -lsvml -Vaxlib -static
> /opt/intel_fc_80/lib/libifcoremt.a(for_open_proc.o)(.text+0x3c56): In
> function 'for_compute_filename':
> :Warning: Using 'getpwnam' in statically linked applications requires at
> runtime the shared libraries from the glibc version used for linking
> /opt/intel_fc_80/lib/libifcoremt.a(for_open_proc.o)(.text+0x3d39): In
> function 'for_compute_filename':
> :Warning: Using 'getpwuid' in statically linked applications requires at
> runtime the shared libraries from the glibc version used for linking
> -------------------------------------------------------
> 
> 
>    The cpmd.x executable now is much larger than my previous PGI
> compiled one (3 times bigger). However, this statically linked code can
> not be run without the "memory allocation error" problem no matter how
> small your job is. I found many people had such problem before (search
> "memory allocation" will find > 100 messages) and seems no one can
> rescue us.
> 
>    I checked the Intel Compiler 8.1 release notes. It said in its "Known
> Limitations" section:
> 
> ----------------------------------------
>  Segmentation Violation with static link to libpthreads
> 
> Applications built with libpthreads.a statically linked, (libpthreads.a
> is used by default when -static is used), may fail with a segmentation
> violation on some versions of Linux when the applications use more than
> 2MB of stack space. This is a known limitation of Linuxthreads. If you
> encounter this problem, link libpthreads dynamically. As an alternative,
> on Red Hat Linux 9 and Red Hat Enterprise Linux 3.0, you can install the
> nptl-devel package and pass "-I/usr/include/nptl -L/usr/lib/nptl" on the
> ifort command line. This will create a statically-linked binary which
> will run under nptl only, but which does not have the stack size
> limitation.
> -----------------------------------------
> 
> My Fedora 1 has the nptl package in it and a very new glibc version, so
> I tried adding the -I/usr/include/nptl -L/usr/lib/nptl in the FFLAGS in
> the BOCHUM-P4 configuration file. But the compiled result was exactly
> the same as before.
> 
> 
> 
> Could anyone help me on this?
> 
> 
> Thanks 
> 
> 
> Allen Liu 
> 
> 
> 
> 
>    
> 
> 
> _______________________________________________
> CPMD-list mailing list
> CPMD-list at cpmd.org
> http://cpmd.org/mailman/listinfo/cpmd-list
> 

--

=======================================================================
Axel Kohlmeyer      e-mail:  axel.kohlmeyer at theochem.ruhr-uni-bochum.de
Lehrstuhl fuer Theoretische Chemie          Phone: ++49 (0)234/32-26673
Ruhr-Universitaet Bochum - NC 03/53         Fax:   ++49 (0)234/32-14045
D-44780 Bochum                   http://www.theochem.ruhr-uni-bochum.de
=======================================================================
If you make something idiot-proof, the universe creates a better idiot.