[mvapich-discuss] SIGSEGV in MPIDI_CH3I_MRAIL_Parse_header

[Jian Lin]

Hi, Johannes,

Thanks for your detailed information. Hybrid UD-RC/XRC transport + DPM
is not supported now. We will work on supporting this combination in
future.

Thanks!

On Thu, 25 Jun 2015 20:06:38 +0200
Johannes Ziegenbalg <johannes.ziegenbalg at zih.tu-dresden.de> wrote:

> Hi.
> 
> First of all, I managed to get my code running, but without the
> "enable -hybrid" configure option. With it, the bug still appears.
> 
> The system is a Bull HPC-Custer. One Node has 2 Xeon E5-2670 CPUs and 
> a Mellanox MT27500 Family [ConnectX-3] FDR-Infiniband Adapter.
> 
> For more specific information about the System you can look at:
> https://doc.zih.tu-dresden.de/hpc-wiki/bin/view/Compendium/SystemTaurus
> 
> I'm using the current 2.1 version of MVAPICH2, together with Slurm
> 14.11.6.  My configure call is:  ./configure
> --enable-threads=multiple --enable-fortran=all --with-pm=slurm
> --with-pmi=pmi1 --with-rdma=gen2 - -enable-hybrid
> --with-device=ch3:mrail --enable-g=dbg,log,most -q -
> -enable-debuginfo --disable-fast The compiler is a GCC 4.8.2.
> 
> Attached are small versions of the server and client. With them I was
> able to reproduce the Bug. You can execute them with: 
> MV2_SUPPORT_DPM=1 PORT_FILE="Server_port.txt" ./server
> MV2_SUPPORT_DPM=1 PORT_FILE="Server_port.txt" ./client
> 
> Johannes Ziegenbalg 
> 
> On Do, 2015-06-25 at 00:06 -0400, Jian Lin wrote:
> > Hi, Johannes,
> > 
> > Thanks for your notes! However, we didn't observe such issue in our
> > tests. Will you please provide more detailed information on your
> > environment, including platform, network adapter, MVAPICH2 version,
> > configuration options, and the runtime command-line? Also, will you
> > please provide a reproducer that can trigger the issue? With those, 
> > we can further explore it. Thank you!


-- 
Jian Lin
http://linjian.org