> Yuan, > > When I log onto the ldm account on virga.sfsu.edu <http://virga.sfsu.edu/> > remotely using ssh (note: X11 forwarding is turned on), and run a simple > script that first runs Xvfb and then runs ârunIDV GOES_W_IR.islâ, the > result is the same whether I run it as âldmâ or using sudo: > > ldm_virga% sudo Xvfb_test.sh > Password: > Running GOES_W_IR.isl > Thu Apr 16 09:49:21 PDT 2020: Loading bundle: > /usr/local/unidata/scripts_isl/GOES_W_IR.xidv > loadDataSource > 3D [dev] 1.6.0-pre12-daily-experimental daily > > Error loading bundle: /usr/local/unidata/scripts_isl/GOES_W_IR.xidv > java.lang.NoClassDefFoundError: Could not initialize class > visad.java3d.VisADCanvasJ3D > â.. etc. > > I wonder if, like native Mac applications such as Safari, the IDV ignores > Xvfb and the DISPLAY variable and uses the Mac-native windowing system. If > so, running this script would work if I logged onto virga via a VNC > connection and ran the script in an X-terminal open on virga, because then > the IDV could ignore the DISPLAY variable successfully because it would use > the Mac-native windowing system. That wouldnât be true logging on remotely > via ssh. > > If you want to try the test yourself on a local machine at Unidata, Iâve > attached the simpler script, Xvfb_test.sh, which shouldnât require any > adaptation on your part, along with GOES_W_IR.isl (which requires changing > the path to the IDV bundle and to the output GIF image) and GOES_W_IR.xidv > (which requires changing paths to the GOES-West IR full disk data source in > three places). > > â Dave > > > > > > I remembered a long time ago we have this kind of disscussion, and one user suggested to use Xdummy, and I have one from Suvy: export DISPLAY=:0 xargs Xdummy -reset & export DISPLAY=:0 runIDV testing.isl another one from other user: #!/bin/bash export DISPLAY=:0 cd $HOME ./killname Xorg.azureuser ./killname Xdummy xargs ./Xdummy -reset >xdummylog 2>&1 & #echo `grep DISPLAY /home/xdummylog|cut -d ' ' -f4` #echo $dd cd $HOME/IDV_5.0u1 export DISPLAY=:0 echo "RUNNING ON "$DISPLAY >>log echo "STARTED "`date` >> log ./runIDV echo "DONE "`date` >> log Could you give it a try? Yuan Ticket Details =================== Ticket ID: QJR-730252 Department: Support IDV Priority: Normal Status: Open =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.
NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.