Re: [Boost-users] [PBGL] Creating graph on multiple processes

Subject: Re: [Boost-users] [PBGL] Creating graph on multiple processes
From: Alexander Frolov (alexndr.frolov_at_[hidden])
Date: 2015-06-29 14:50:51

It seems that the problem is in overflowing PREALLOCATE_BATCHES by number
of sent batches... Increasing this value solves the problem.

On Fri, Jun 26, 2015 at 8:52 PM, Alexander Frolov <alexndr.frolov_at_[hidden]>
wrote:

> Hi!
>
> I am trying to create undirected weighted graph on two mpi-processes. I
> use add_edge function to add edges (master (pid=0) process is responsible
> for this). For small graphs everything is ok. But when I create larger
> graphs (for instance, number of vertices is 2^20 and number of edges is
> 2^28) the program hangs supposedly in add_edge.  For mpirun -np 1 there is
> no such problem.
>
> What can cause this issue? Thanks for any help!
>
> Best,
>    Alex
>
>