Hi OpenMPI users,
I have been using OpenMPI for quite a few years now. Recently I figured out
some memory related issues which are quite bothering me.
I have OpenMPI 1.8.3 version installed on different machines. All machines
are SMPs and linux x86_64. The Machine one and one-1 are installed with
Just to be sure. How are you measuring the memory usage? If you are
using /proc/meminfo are you subracting out the Cached memory usage?
-Nathan
On Mon, Jun 01, 2015 at 04:54:45AM -0400, Manoj Vaghela wrote:
>Hi OpenMPI users,
>
>I have been using OpenMPI for quite a few years now. Recen
Dear Nathan,
After some initial debugging procedure, I found that the problem is with
the CGNS (v 2.5) file which I am reading by each processor. The CGNS file
which has 3-levels of userdefined data of descriptors/arrays is just read
by each processor only for getting some texts, which in turn tak
Hi,
While checking for memory issues related with CGNS 2.5.5, on a test
machine, the following output is display when just opening and closing CGNS
file.
Can anybody please help me on this?
This machine is Centos 7 (minimal installation) with GCC 4.8.3 and CentOS
7. The gcc compiler is used. The
How is the file read? From stdin? Or do they open it directly?
If the latter, then it sure sounds like a CGNS issue to me - looks like they
are slurping in the entire file, and then forget to free the memory when they
close it. I can’t think of any solution short of getting them to look at the