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Update X11_forwarding.md for slurm commands #191

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Update X11_forwarding.md for slurm commands #191

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16 changes: 12 additions & 4 deletions X11_forwarding.md
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Expand Up @@ -23,16 +23,24 @@ Before getting started, download [MobaXterm](https://mobaxterm.mobatek.net) and
$ ssh -X username@wheeler.alliance.unm.edu
```

2. Start an interactive session using qsub, but again include the -X flag.
If you get the error "/usr/bin/xauth: file /users/user/.Xauthority does not exist", use the command:

```
$ qsub -IX -l nodes=1:ppn=1
touch ~/.Xauthority
```

Note that the equivalent command using slurm would be as follows:
Log out and back in, and then move on to the next step.

2. Start an interactive session using slurm, and include the X11 flag.

```
srun --x11 --nodes=1 --ntasks=1 xterm
$ srun --x11 --pty bash
```

Note that the equivalent command using qsub would be as follows:

```
$ qsub -IX -l nodes=1:ppn=1
```

3. Once you have been assigned a node, load the MATLAB module. Then start MATLAB. You should automatically get a MATLAB GUI
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