# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=218

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**Page:** 219

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## [Performance problems: data format & amount of data per pvserver?](https://discourse.paraview.org/t/performance-problems-data-format-amount-of-data-per-pvserver/1208)

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**Author:** [@Erik\_Keever](https://discourse.paraview.org/u/Erik_Keever)\
**Replies:** 5\
**Last updated:** [February 11, 2019, 2:53pm UTC](https://discourse.paraview.org/t/performance-problems-data-format-amount-of-data-per-pvserver/1208 "2019-02-11T14:53:01Z")

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Hello, I am hoping to use PV to visualize a structured grid DNS with ~900M cells. As a prelude I’m trying to get client/server mode working and performant on my local cluster and… there are… some performance problems to…

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## [Read performance problems (serial & parallel)](https://discourse.paraview.org/t/read-performance-problems-serial-parallel/1244)

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**Author:** [@Erik\_Keever](https://discourse.paraview.org/u/Erik_Keever)\
**Replies:** 2\
**Last updated:** [February 11, 2019, 12:52am UTC](https://discourse.paraview.org/t/read-performance-problems-serial-parallel/1244 "2019-02-11T00:52:10Z")

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Hello, I need to use PV to visualize/analyze \>1TB data sets (900M cell structured grid time series) in which each stored data frame is approximately 50GB. I am preparing by making sure I can efficiently access a much s…

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## [Segmentation fault while Visualizing/Creating contours,slices.](https://discourse.paraview.org/t/segmentation-fault-while-visualizing-creating-contours-slices/1258)

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**Author:** [@vrkssai](https://discourse.paraview.org/u/vrkssai)\
**Replies:** 2\
**Last updated:** [February 8, 2019, 10:34pm UTC](https://discourse.paraview.org/t/segmentation-fault-while-visualizing-creating-contours-slices/1258 "2019-02-08T22:34:33Z")

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Loading a 2x2x2 dimensions lagrange hexahedron element type of order 1 and trying to visualize the slices, clipping or contour leads to segmentation fault. I suspected corrupted vtk file so I created a sample element fro…

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## [pvpython startup crash (5.5.2, Arch Linux)](https://discourse.paraview.org/t/pvpython-startup-crash-5-5-2-arch-linux/551)

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**Author:** [@Daan\_van\_Vugt](https://discourse.paraview.org/u/Daan_van_Vugt)\
**Replies:** 3\
**Last updated:** [February 8, 2019, 7:29pm UTC](https://discourse.paraview.org/t/pvpython-startup-crash-5-5-2-arch-linux/551 "2019-02-08T19:29:27Z")

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On startup of pvpython it crashes immediately after the update to 5.5.2. Additionally, my python plugins crash with a similar segmentation fault now. /tmp  pvpython …

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## [Current limitations for volume rendering of voxel data (e.g. extents, amount of data)](https://discourse.paraview.org/t/current-limitations-for-volume-rendering-of-voxel-data-e-g-extents-amount-of-data/1255)

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**Author:** [@romangrothausmann](https://discourse.paraview.org/u/romangrothausmann)\
**Replies:** 0\
**Last updated:** [February 8, 2019, 3:26pm UTC](https://discourse.paraview.org/t/current-limitations-for-volume-rendering-of-voxel-data-e-g-extents-amount-of-data/1255 "2019-02-08T15:26:41Z")

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Hello! What are the current (known) limitations for volume rendering (VR) of voxel data in PV? For example, a dataset of ours has about 23e9 voxels (3000 x 3000 x 2607, i.e. ~ 23.4GB) which I cannot get a VR of (all bl…

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## [Determine what part of a source leaves an outflow point](https://discourse.paraview.org/t/determine-what-part-of-a-source-leaves-an-outflow-point/1219)

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**Author:** [@MarkB](https://discourse.paraview.org/u/MarkB)\
**Replies:** 2\
**Last updated:** [February 8, 2019, 7:42am UTC](https://discourse.paraview.org/t/determine-what-part-of-a-source-leaves-an-outflow-point/1219 "2019-02-08T07:42:51Z")

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Hi all, I have an incompressible flow simulation from openfoam where I have 2 inlets and 2 outlets. How can I determine what part of inlet 1 is leaving though outlet 2? Is there a tracer/filter I can use for this? Th…

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## [How setting a plane to digitize PolyLineSource with widget](https://discourse.paraview.org/t/how-setting-a-plane-to-digitize-polylinesource-with-widget/1248)

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**Author:** [@opengeostat](https://discourse.paraview.org/u/opengeostat)\
**Replies:** 1\
**Last updated:** [February 7, 2019, 2:32pm UTC](https://discourse.paraview.org/t/how-setting-a-plane-to-digitize-polylinesource-with-widget/1248 "2019-02-07T14:32:53Z")

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Hi Comunity! I would like to “draw” polylines in an arbitrary plane, let say XY, using Alt+Click and the PolyLineSource Widget but I find difficult setting the elevation (Z) of the plane where the point is placed. The w…

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## [SaveAnimation from pvpython doesn't take FrameRate option into account](https://discourse.paraview.org/t/saveanimation-from-pvpython-doesnt-take-framerate-option-into-account/1237)

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**Author:** [@idcbris](https://discourse.paraview.org/u/idcbris)\
**Replies:** 1\
**Last updated:** [February 6, 2019, 9:07am UTC](https://discourse.paraview.org/t/saveanimation-from-pvpython-doesnt-take-framerate-option-into-account/1237 "2019-02-06T09:07:11Z")

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Hello there, I’m using pvpython to automate movies generation but somehow the FrameRate option is not working and defaults to 10 fps. Note that I’m writing to a .avi file When running the paraview gui this however work…

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## [QPainter::begin: Paint device returned engine == 0, type:2](https://discourse.paraview.org/t/qpainter-paint-device-returned-engine-0-type-2/1239)

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**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 1\
**Last updated:** [February 6, 2019, 9:05am UTC](https://discourse.paraview.org/t/qpainter-paint-device-returned-engine-0-type-2/1239 "2019-02-06T09:05:51Z")

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I have a user that is receiving the following error. This is in Linux, 5.6.0. QPainter::begin: Paint device returned engine == 0, type:2 It doesn’t appear to be hurting ParaView, but is annoying. Any ideas? Thanks, …

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## [Extract and plot cell centrered only data in plot over line](https://discourse.paraview.org/t/extract-and-plot-cell-centrered-only-data-in-plot-over-line/1181)

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**Author:** [@a-jp](https://discourse.paraview.org/u/a-jp)\
**Replies:** 1\
**Last updated:** [February 5, 2019, 4:52pm UTC](https://discourse.paraview.org/t/extract-and-plot-cell-centrered-only-data-in-plot-over-line/1181 "2019-02-05T16:52:54Z")

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Hi, Been using paraview for a long time (probably going to regret saying that). Anyway, I have a cell-data only solution on a cgns mesh. Firstly, I want to plot over a line on the mesh and see only the data from the ce…

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## [can't view the new data array in Paraview](https://discourse.paraview.org/t/cant-view-the-new-data-array-in-paraview/1231)

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**Author:** [@fabio.romani](https://discourse.paraview.org/u/fabio.romani)\
**Replies:** 4\
**Last updated:** [February 5, 2019, 4:17pm UTC](https://discourse.paraview.org/t/cant-view-the-new-data-array-in-paraview/1231 "2019-02-05T16:17:59Z")

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Hi, very new here…I’m trying to modify a data array from a vtk file. I’m using the python shell (v3.14) …everything looks ok (no errors) but I can’t see my new array in the Data Arrays table widget. I can only see the o…

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## [Plot3d files visualization](https://discourse.paraview.org/t/plot3d-files-visualization/1217)

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**Author:** [@RaviGupta](https://discourse.paraview.org/u/RaviGupta)\
**Replies:** 4\
**Last updated:** [February 5, 2019, 5:38am UTC](https://discourse.paraview.org/t/plot3d-files-visualization/1217 "2019-02-05T05:38:36Z")

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Hi, I am using Paraview to visualize plot3d formatted data files. I am importing the data file into ParaView using reader file with extension .p3d . So my flow variables are coming as Function0, Function1, Function2 etc…

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## [ParaView minimum requirements (v 5.6)](https://discourse.paraview.org/t/paraview-minimum-requirements-v-5-6/1229)

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**Author:** [@Kenneth\_Moreland](https://discourse.paraview.org/u/Kenneth_Moreland)\
**Replies:** 1\
**Last updated:** [February 4, 2019, 5:05pm UTC](https://discourse.paraview.org/t/paraview-minimum-requirements-v-5-6/1229 "2019-02-04T17:05:22Z")

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I’ve recently been asked what are the minimum requirements for running ParaView. Does anyone have a list of the minimum requirements required for running ParaView. In particular, what are the minimum requirements for run…

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## [Voxels - remove above a certain surface](https://discourse.paraview.org/t/voxels-remove-above-a-certain-surface/1227)

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**Author:** [@fanfan](https://discourse.paraview.org/u/fanfan)\
**Replies:** 0\
**Last updated:** [February 3, 2019, 9:22pm UTC](https://discourse.paraview.org/t/voxels-remove-above-a-certain-surface/1227 "2019-02-03T21:22:05Z")

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Hi, I have a 3d raster and i would like to remove voxels above a DEM surface. I can use a 3d raster with cells or points. Thanks F

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## [VtkPlot3DmetaReader file](https://discourse.paraview.org/t/vtkplot3dmetareader-file/1224)

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**Author:** [@RaviGupta](https://discourse.paraview.org/u/RaviGupta)\
**Replies:** 0\
**Last updated:** [February 1, 2019, 4:37pm UTC](https://discourse.paraview.org/t/vtkplot3dmetareader-file/1224 "2019-02-01T16:37:59Z")

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Can anyone share VtkPlot3dMetaReader file? Thanks in advance

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## [Autoload Custom Filter at Startup](https://discourse.paraview.org/t/autoload-custom-filter-at-startup/1222)

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**Author:** [@DennisConklin](https://discourse.paraview.org/u/DennisConklin)\
**Replies:** 3\
**Last updated:** [February 1, 2019, 3:51pm UTC](https://discourse.paraview.org/t/autoload-custom-filter-at-startup/1222 "2019-02-01T15:51:43Z")

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All, I am familiar with xml Server Side Plugins and I am able to autoload them at Startup by putting them in the PV\_PLUGIN\_PATH. I need to do something similar for a Custom Filter. The custom filter operates on an E…

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## [Glyph problem with paraview 5.6](https://discourse.paraview.org/t/glyph-problem-with-paraview-5-6/1204)

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**Author:** [@JULIO\_SOTELO](https://discourse.paraview.org/u/JULIO_SOTELO)\
**Replies:** 2\
**Last updated:** [February 1, 2019, 2:40pm UTC](https://discourse.paraview.org/t/glyph-problem-with-paraview-5-6/1204 "2019-02-01T14:40:04Z")

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Dear, I founded a problem with the glyph tool, in version 5.6 when I try to create a glyph (arrows) from a velocity vectors field map, I generate the arrows with the correct scale, but when I try to include information …

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## [Rename (F2) not working in Paraview 5.6](https://discourse.paraview.org/t/rename-f2-not-working-in-paraview-5-6/1221)

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**Author:** [@jvoor](https://discourse.paraview.org/u/jvoor)\
**Replies:** 2\
**Last updated:** [February 1, 2019, 11:29am UTC](https://discourse.paraview.org/t/rename-f2-not-working-in-paraview-5-6/1221 "2019-02-01T11:29:21Z")

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Using the rename pop-up window (F2 by default) does not change the name of my data set in the pipeline browser. To change the name I need to click twice (slowly) over the name in the pipeline browser. I think this is a …

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## [Revert time series](https://discourse.paraview.org/t/revert-time-series/1210)

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**Author:** [@rbeucher](https://discourse.paraview.org/u/rbeucher)\
**Replies:** 4\
**Last updated:** [February 1, 2019, 4:23am UTC](https://discourse.paraview.org/t/revert-time-series/1210 "2019-02-01T04:23:26Z")

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Hi All, Is it possible to revert the frame order so that the animation starts at the end and goes back in time? I would like to seed tracers at the end of a simulation and see where they have originated from. So it is…

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## [For tetrahedral mesh, how to get vertex IDs](https://discourse.paraview.org/t/for-tetrahedral-mesh-how-to-get-vertex-ids/1216)

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**Author:** [@Hamburgerfinger](https://discourse.paraview.org/u/Hamburgerfinger)\
**Replies:** 2\
**Last updated:** [February 1, 2019, 1:40am UTC](https://discourse.paraview.org/t/for-tetrahedral-mesh-how-to-get-vertex-ids/1216 "2019-02-01T01:40:34Z")

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If I import a tetrahedral mesh, I can see the coordinates of the vertices, by selecting “point data” in spreadsheet view. The corresponding “cell data” only shows the tetrahedral element number, its label value, and tha…

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## [Compiling without Qt to run a parallel server on a GPU cluster.](https://discourse.paraview.org/t/compiling-without-qt-to-run-a-parallel-server-on-a-gpu-cluster/1201)

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**Author:** [@lukasWiel](https://discourse.paraview.org/u/lukasWiel)\
**Replies:** 5\
**Last updated:** [January 30, 2019, 8:51am UTC](https://discourse.paraview.org/t/compiling-without-qt-to-run-a-parallel-server-on-a-gpu-cluster/1201 "2019-01-30T08:51:07Z")

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Hello, experts and more experienced users. I aim to get a server-client Paraview setup to work on our cluster, which has GPU nodes, so that the server makes use of GPUs in the nodes. The GPU nodes do not have a desktop …

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## [Plot 3D stress diagrams](https://discourse.paraview.org/t/plot-3d-stress-diagrams/1202)

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**Author:** [@MarinaVendlCraveiro](https://discourse.paraview.org/u/MarinaVendlCraveiro)\
**Replies:** 0\
**Last updated:** [January 29, 2019, 9:02pm UTC](https://discourse.paraview.org/t/plot-3d-stress-diagrams/1202 "2019-01-29T21:02:46Z")

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Good night! I imported to Paraview the results of a 3D beam model. Then, i created a “slice” layer to draw the central cross section of the beam. Is it possible to draw a 3D diagram of stresses in this section? Best re…

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## [Cannot generate a safe runtime search path for target vtkRenderingOpenGL2](https://discourse.paraview.org/t/cannot-generate-a-safe-runtime-search-path-for-target-vtkrenderingopengl2/1162)

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**Author:** [@galitus](https://discourse.paraview.org/u/galitus)\
**Replies:** 15\
**Last updated:** [January 29, 2019, 3:48pm UTC](https://discourse.paraview.org/t/cannot-generate-a-safe-runtime-search-path-for-target-vtkrenderingopengl2/1162 "2019-01-29T15:48:02Z")

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Hey, I have trouble to compile paraview using the nvidia proprietary driver instead of the files which belongs to mesa. So the problem is that there is a libGL.so.1 in /usr/lib which belongs to mesa (18.2.8) and one in …

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## [graphic card issue ?](https://discourse.paraview.org/t/graphic-card-issue/1190)

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**Author:** [@drudox00](https://discourse.paraview.org/u/drudox00)\
**Replies:** 14\
**Last updated:** [January 29, 2019, 2:12pm UTC](https://discourse.paraview.org/t/graphic-card-issue/1190 "2019-01-29T14:12:02Z")

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Hi everybody ! enjoy your sunday ! Some time when I have to post process a polymer (using spherical glyph as atoms and tube for the virtual connection) if the polymer chain going to collapse and the atoms are very close…

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## [Correlation Value Between Two VTK Files](https://discourse.paraview.org/t/correlation-value-between-two-vtk-files/1196)

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**Author:** [@NGreen](https://discourse.paraview.org/u/NGreen)\
**Replies:** 0\
**Last updated:** [January 28, 2019, 5:23pm UTC](https://discourse.paraview.org/t/correlation-value-between-two-vtk-files/1196 "2019-01-28T17:23:06Z")

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I was wondering if there is an easy way to calculate the correlation of two VTK files using this software. I have not worked with ParaView before, and am looking for the best software to accomplish this task. If this is …

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## [Why Points/Wireframe display repr. only show outside faces](https://discourse.paraview.org/t/why-points-wireframe-display-repr-only-show-outside-faces/915)

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**Author:** [@banesullivan](https://discourse.paraview.org/u/banesullivan)\
**Replies:** 6\
**Last updated:** [January 28, 2019, 5:03pm UTC](https://discourse.paraview.org/t/why-points-wireframe-display-repr-only-show-outside-faces/915 "2019-01-28T17:03:50Z")

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Why do the Points and Wireframe display representations only show external faces for vtkImageData and vtkRectilinearGrids? When I select Wireframe/Points, I want what the Extract Edges filter produces. And when I select P…

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## [visualize only a given number of cell inside a BOX domain](https://discourse.paraview.org/t/visualize-only-a-given-number-of-cell-inside-a-box-domain/1174)

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**Author:** [@drudox00](https://discourse.paraview.org/u/drudox00)\
**Replies:** 9\
**Last updated:** [January 25, 2019, 8:50am UTC](https://discourse.paraview.org/t/visualize-only-a-given-number-of-cell-inside-a-box-domain/1174 "2019-01-25T08:50:59Z")

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Hi again !! I have one other target for the polymer chain animations (previous post) consider that I’m modelling a Box (very big compared with the polymer’s chain who is much smaller than one single cell) is to include …

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## [faulty streamlines - octree mesh (binary)](https://discourse.paraview.org/t/faulty-streamlines-octree-mesh-binary/678)

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**Author:** [@garcfd](https://discourse.paraview.org/u/garcfd)\
**Replies:** 22\
**Last updated:** [January 21, 2019, 7:58pm UTC](https://discourse.paraview.org/t/faulty-streamlines-octree-mesh-binary/678 "2019-01-21T19:58:54Z")

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I have generated an octree mesh available here (unstructured vtk binary): https://drive.google.com/file/d/1O4b…eiS8AptYMc-hc8 But in Paraview, the streamlines are not continuous - they get halted by the cell transition…

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## [is it possible to add new connections to a fitler port via the pipeline browser](https://discourse.paraview.org/t/is-it-possible-to-add-new-connections-to-a-fitler-port-via-the-pipeline-browser/1149)

<div class="topic-metadata">

**Author:** [@embeddedmz](https://discourse.paraview.org/u/embeddedmz)\
**Replies:** 7\
**Last updated:** [January 21, 2019, 9:56am UTC](https://discourse.paraview.org/t/is-it-possible-to-add-new-connections-to-a-fitler-port-via-the-pipeline-browser/1149 "2019-01-21T09:56:48Z")

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Hello, Everything is in the title ! I want to add a second connection to the port 0 of a filter via the pipeline browser. Is it feasible ? Thanks.

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## [Looking for a point (or cell) labelling filter](https://discourse.paraview.org/t/looking-for-a-point-or-cell-labelling-filter/1137)

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**Author:** [@cobo](https://discourse.paraview.org/u/cobo)\
**Replies:** 4\
**Last updated:** [January 20, 2019, 3:18pm UTC](https://discourse.paraview.org/t/looking-for-a-point-or-cell-labelling-filter/1137 "2019-01-20T15:18:28Z")

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I have a CSV table with X,Y,Z coordinates, plus a label column, plus other data. I can read this into a “spreadsheet view”, then apply the “Table to Points” filter with “include all data” and get a number of points in sp…

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