You are viewing an old version of this page. View the current version.

Compare with Current View Page History

« Previous Version 6 Next »

Overview

When users are off-site or have slow internet connections, displaying graphics can be cumbersome.  PCDS has explored two solutions for this problem.  The first ("NX technology") gives the user a special remote desktop that is specifically designed to improve the performance of X11 graphics with slow connection speeds.  The second ("Virtual Box") allows the user to directly install the psana analysis environment on their windows/mac machine, so that LCLS data analysis (including graphics) can be done with no network connection.

NX Technology

  • Go to www.nomachine.com and click on the 'Download now' button to download and install NoMachine client.
  • You will be prompted to setup a login profile when launching the NoMachine for the first time. Use the following options:
Protocol: ssh (this will select port 22 by default)
Host: nxserv.slac.stanford.edu
Authentication: Use the NoMachine login (not the "system login")
Proxy: Don't use a proxy
Save as: Choose a name such as NXSERV
  • When you are done, hit the Continue button to save the connection profile
  • You can hit Connect to start the connection
  • You will be prompted for your username and password. Enter your SLAC's Unix account and hit OK.
  • Click on 'New virtual desktop or custom session'
  • Click 'Create a new GNOME virtual desktop'. You will be logged in after that.
  • Access menu: Ctrl-Alt-0, or click on upper right corner of the nomachine desktop screen to bring up the nomachine setting screen
  • Click on Display, select 'Resize remote screen'. This will allow the screen resolution to be scaled to the Windows size. So you can change the screen resolution when you adjust the size of the Nomachine Windows by dragging it.
  • Hit Done, and Done to close the 
  • No labels