[mvapich-discuss] mvapich2_munmap

[Krishna Chaitanya Kandalla]

Burlen,
          Can you run your application with the run-time flag 
MV2_USE_LAZY_MEM_UNREGISTER=0.  This might lead to slightly poorer 
performance, but can help us narrow down the problem.

Thanks,
Krishna

burlen wrote:
> I have this strange situation when running paraview on a particular 
> build/install/revision of mvapich. Shortly after paraview starts up it 
> hangs, and watching in top I see memory grow before it's killed for 
> using too much. Attaching a debugger I see what looks like an infinite 
> recursion. It's only happened to me using this particular build of 
> mvapich which happens to be the only one on this system.
>
> Just curious if anyone has seen anything like this before?
>
>    (gdb)
>    
> where                                                                                                
>
>    #0  0x00002aaaaadbb25b in avlfindex () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libvtkPVServerCommon.so
>    #1  0x00002aaaaadae427 in find_and_free_dregs_inside () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libvtkPVServerCommon.so
>    #2  0x00002aaaaad9d1f9 in mvapich2_mem_unhook () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libvtkPVServerCommon.so
>    #3  0x00002aaaaad9d244 in mvapich2_munmap () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libvtkPVServerCommon.so
>    #4  0x00002aaaadfa88c6 in munmap () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libicet_mpi.so
>    #5  0x00002aaaaad9d259 in mvapich2_munmap () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libvtkPVServerCommon.so
>
>    ...
>
>    #73059 0x00002aaaadfa88c6 in munmap () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libicet_mpi.so
>    #73060 0x00002aaaaad9d259 in mvapich2_munmap () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libvtkPVServerCommon.so
>    #73061 0x00002aaaaad979a1 in free () from
>    /u/burlen/apps/PV3-3.7-D-IV/lib/paraview-3.7/libvtkPVServerCommon.so
>    #73062 0x00002aaaae441e7e in icetResizeBuffer (size=91607685) at
>    
> /u/burlen/ParaView/ParaView3-3.7/Utilities/IceT/src/ice-t/context.c:129
>
> mvapich info:
> Version:          1.2p1.
> Compiled with:    Intel version 11.0.074
> Configured with:  --prefix=/nasa/mvapich2/1.2p1/intel --enable-f77 
> --enable-f90
>                  --enable-cxx --enable-mpe --enable-romio 
> --enable-threads=multiple
>                  --with-rdma=gen2
>
>                  CFLAGS = -fPIC
>
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