This is because the MPI we link in has a spin lock in it. The CPUs are busily waiting on incoming messages.
David E DeMarle Kitware, Inc. R&D Engineer 21 Corporate Drive Clifton Park, NY 12065-8662 Phone: 518-881-4909 On Mon, Sep 30, 2013 at 10:41 AM, 庞庆源 <[email protected]> wrote: > I found that when I enable "Use Multi_Core" in the settings and restart > paraview,one of my cpu is 100% used,but I have not done anything.If I set " > Number of Cores to Use" to 4,both of my cpus is 100% used.I think it is > crazy.WHat does this mean? > > -- > 庞庆源 <[email protected]> > > _______________________________________________ > 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 > >
_______________________________________________ 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
