The file format is VTK (filename is MyTest129.vtk). 2010/3/4 David E DeMarle <[email protected]>
> ParaView tries hard NOT to ship data over the network, so every > machine potentially has to read the whole file. > > So, if the file format itself isn't partitioned into multiple files > (in which case you could possibly get by with putting the right sub > file on each disk), and unless you have a shared filesystem, > replication onto each disk is your only option. > > Again, which file format are you reading? What is the filename > including the extension. > > David E DeMarle > Kitware, Inc. > R&D Engineer > 28 Corporate Drive > Clifton Park, NY 12065-8662 > Phone: 518-371-3971 x109 > > > > On Thu, Mar 4, 2010 at 11:33 AM, Salman SHAHIDI <[email protected]> > wrote: > > Each time i should copy the same data in all the workstations in order to > > use all them. In your opinion is it the good way? > > > > 2010/3/4 David E DeMarle <[email protected]> > >> > >> An ad-hoc cluster like you've got is fine, as long as you have MPI set > >> up on the machines and are running a copy of paraview's pvserver on it > >> that has been compiled to use MPI. (Our binaries do not.) > >> > >> The data type (Unstructured Grid) doesn't matter, I think all VTK data > >> structure types can be split up (aka streamed). It is the file format > >> (*.vtk, *.vt?, *.xdmf, *.exo, *.case etc) that determines what reader > >> is invoked and thus whether the data will be read in in parallel or > >> not. > >> > >> David E DeMarle > >> Kitware, Inc. > >> R&D Engineer > >> 28 Corporate Drive > >> Clifton Park, NY 12065-8662 > >> Phone: 518-371-3971 x109 > >> > >> > >> > >> On Thu, Mar 4, 2010 at 11:00 AM, Salman SHAHIDI <[email protected]> > >> wrote: > >> > Thank you David, > >> > > >> > My dataset is of type: "Unstructured Grid" > >> > Otherwise, i have 2 other questions: > >> > 1) what are the datasets that the readers are able to break up them? > >> > 2) I have not a cluster, thus i copied the same dataset in all WS. Is > it > >> > the > >> > correct manner to have parallel computations? > >> > > >> > Faithfully yours, > >> > > >> > Salman > >> > > >> > 2010/3/4 David E DeMarle <[email protected]> > >> >> > >> >> Which data file format? > >> >> > >> >> Not all readers are able to break up the data well, in which case > >> >> paraview handles it in one of several ways, none of which is ideal. > >> >> > >> >> David E DeMarle > >> >> Kitware, Inc. > >> >> R&D Engineer > >> >> 28 Corporate Drive > >> >> Clifton Park, NY 12065-8662 > >> >> Phone: 518-371-3971 x109 > >> >> > >> >> > >> >> > >> >> On Thu, Mar 4, 2010 at 9:36 AM, Salman SHAHIDI <[email protected] > > > >> >> wrote: > >> >> > Hi All, > >> >> > > >> >> > I have 8 debian workstation (WS) A,B,C,D,E,F,G, and H with paraview > >> >> > 3.6.1. I > >> >> > have configured all them by ssh without need to passeword. Each WS > >> >> > has 2 > >> >> > cores, thus 16 processors are accessible. In WS A i have a machine > >> >> > file > >> >> > consisting of all the machine names. I have copied the same dataset > >> >> > in > >> >> > all > >> >> > the machines too (I am not sure if this is correct or not). The > >> >> > problem > >> >> > is > >> >> > the memory consumption of ParaView. By 8 WS there is not 8 times > >> >> > memory > >> >> > disponibility. I hoped, when I run on 8 machines, that the memory > >> >> > consumption is 1/8 of the size on each machine, than when I use > only > >> >> > one > >> >> > machine. So what is the reason for this? Do I need special > >> >> > configuration > >> >> > to > >> >> > minimize memory consumption? > >> >> > > >> >> > Thank you all, > >> >> > > >> >> > Salman > >> >> > > >> >> > ---------------------------------------- > >> >> > > >> >> > Note: > >> >> > > >> >> > Command line in the first workstation A: > >> >> > > >> >> > mpirun --mca btl_tcp_if_include eth0 -machinefile mymachinefile.txt > >> >> > -np > >> >> > 16 > >> >> > /usr/local/bin/pvserver --use-offscreen-rendering > >> >> > Listen on port: 11111 > >> >> > Waiting for client... > >> >> > Client connected. > >> >> > > >> >> > Then in paraview executed also in WS A i add a localhost that > refers > >> >> > to > >> >> > all > >> >> > the 8 servers. > >> >> > > >> >> > _______________________________________________ > >> >> > 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 > >> >> > > >> >> > > >> > > >> > > > > > >
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