From: Axel Kohlmeyer (akohlmey_at_gmail.com)
Date: Thu Mar 05 2015 - 11:40:42 CST
On Mar 5, 2015 6:12 PM, "Yarrow Madrona" <yarrowmadrona_at_gmail.com> wrote:
>
> Hello,
>
> This may be more appropriate for the CHARMM forum, but I am not sure. I
am running NAMD_2.9_Source compiled for mpi on linux-x86_64. Everything
runs well however I get the following warning in the log file:
>
This not about charmm but about charm++, the communication infrastructure
in namd.
Axel
>
--------------------------------------------------------------------------------------------
> Charm++> Running on MPI version: 3.0
> Charm++> level of thread support used: MPI_THREAD_SINGLE (desired:
MPI_THREAD_SINGLE)
> Charm++> Running in non-SMP mode: numPes 32
> Charm++> Using recursive bisection (scheme 3) for topology aware
partitions
> Converse/Charm++ Commit ID:
v6.6.1-rc1-1-gba7c3c3-namd-charm-6.6.1-build-2014-Dec-08-28969
> Warning> Randomization of stack pointer is turned on in kernel, thread
migration may not work! Run 'echo 0 > /proc/sys/kernel/randomize_va_space'
as root to disable it, or try run with '+isomalloc_sync'.
> CharmLB> Load balancer assumes all CPUs are same.
> Charm++> Running on 19 unique compute nodes (16-way SMP).
> Charm++> cpu topology info is gathered in 0.026 seconds.
> Info: NAMD 2.10 for Linux-x86_64-MPI
> Info:
>
--------------------------------------------------------------------------------------
>
> I want to know what this means and if this is something to worry about
given it did not appear to effect the simulation.
>
> Thank you.
>
> -Yarrow
>
>
>
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