Thanks Ken, but I have already read this thread, therefore I started the client process anyway without taking care of cpu usage for now.
However my second question still keeps me busy. Isn't it possible to use all 4 cores? Guido Am Thu, 13 May 2010 10:29:13 -0600 schrieb "Moreland, Kenneth" <[email protected]>: > The question about why the pvserver processes are always at 100% CPU > comes up frequently on the mailing list (such as > http://www.paraview.org/pipermail/paraview/2008-December/010338.html). > I've added some information to the Wiki about it to provide an > explanation: > http://www.paraview.org/Wiki/Setting_up_a_ParaView_Server#Server_processes_always_have_100.25_CPU_usage > > -Ken > > > On 5/13/10 5:06 AM, "Guido Staub" <[email protected]> wrote: > > Hi all, > > I have succesfully compiled Paraview with MPI support on my > Workstation (Quad Core). I have read that paraview runs serial, > pvserver parallel, so I started the server by mpirun -np 4 pvserver > and connected through X. Everything seems to work fine. > > But there are two strange behaviours I have noticed: > > 1. CPU usage on workstation is almost 100% on three of the four cores > although no client is connected (when I type mpirun -np 3 pvserver > there are 2 out of 4 running at 100%; with -np 2 only 1). I have > noticed this using MPICH2 and OpenMPI. > > 2. When I now start a client process the server uses only one core > (-np 4/3/2/1). Why? > > Does MPI not work on multicore systems as on multiprocessor systems or > is this a Paraview issue? > > Thanks, > Guido > _______________________________________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at > http://www.kitware.com/opensource/opensource.html > > Please keep messages on-topic and check the ParaView Wiki at: > http://paraview.org/Wiki/ParaView > > Follow this link to subscribe/unsubscribe: > http://www.paraview.org/mailman/listinfo/paraview > > > > > **** Kenneth Moreland > *** Sandia National Laboratories > *********** > *** *** *** email: [email protected] > ** *** ** phone: (505) 844-8919 > *** web: http://www.cs.unm.edu/~kmorel > _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://www.paraview.org/mailman/listinfo/paraview
