How to login to Squiggles: Difference between revisions
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====[[How to login to Squiggles]]==== | ====[[How to login to Squiggles]]==== | ||
Squiggles is general purpose analysis and storage computer for MEG/Neurophysiology/Epilepsy data | |||
<!-- | Configuration: | ||
*[[ | For Windows | ||
For Mac/Linux | |||
--> | ==FastX Connection (Preferred Connection):== | ||
FastX is an alternative to VNC connect. It provides a more straightforward connection than VNC. Previously, we have had an issue with a large number of users logging in at once using the VNC. FastX resolves this issue. | |||
The FastX server is installed on squiggles. You will need to download the client - https://www.starnet.com/fastx/current-client | |||
[[File: FastX_config.png]] | |||
Steps to setup the connection: <br /> | |||
1. Open fastX <br /> | |||
2. Click the plus to start a new connection <br /> | |||
3. Enter the Connection Name, host (sguiggles.rcc.mcw.edu), and user (rcc username) <br /> | |||
4. Click the plus to enter a session. Use /etc/X11/xinit/xinitrc for the command <br /> | |||
==VNC (Old method - still works, FastX may be more reliable)== | |||
===VNC User Ports:=== | |||
(make sure to log in under your port number) | |||
{| class="wikitable" | |||
|- | |||
! scope="col"|User | |||
! scope="col"|Port | |||
|- | |||
|Jeff Stout | |||
|5910,5911 | |||
|- | |||
|Joe Heffernan | |||
|5912 | |||
|- | |||
|Candida Ustine | |||
|5914 | |||
|- | |||
|Manoj Raghavan | |||
|5913 | |||
|- | |||
|Chad Carlson | |||
|5915 | |||
|- | |||
|Chris Anderson | |||
|5916 | |||
|- | |||
|Serena Thompson | |||
|5917 | |||
|- | |||
|Patrick Bauer | |||
|5918 | |||
|- | |||
|Jeff Binder | |||
|5919 | |||
|- | |||
|Leo Fernandino | |||
|5920 | |||
|- | |||
|Lisa Conant | |||
|5921 | |||
|- | |||
|Lindsay Nelson | |||
|5922 | |||
|- | |||
|Nick Guzowski | |||
|5923 | |||
|- | |||
|Zack Harper | |||
|5924 | |||
|- | |||
|Bill Gross | |||
|5925 | |||
|- | |||
|Michelle Kassel | |||
|5926 | |||
|- | |||
|Greg McQuestion | |||
|5927 | |||
|- | |||
|Monica Keith | |||
|5928 | |||
|- | |||
|Priyanka Shah | |||
|5929 | |||
|- | |||
|Vahab Youssofzadeh | |||
|5931 | |||
|- | |||
|Songhee Kim | |||
|5935 | |||
|} | |||
===Connecting to Squiggles=== | |||
====For Mac or Linux==== | |||
From a bash shell / terminal type the following. This will open a tunnel over ssh to log into VNC Viewer (see below). | |||
ssh -N -L 59**:localhost:59** squiggles.rcc.mcw.edu | |||
====For Windows==== | |||
An SSH tunnel must be performed using Putty or with windows 10 you can use the ssh command above. | |||
Download Putty: | |||
https://www.chiark.greenend.org.uk/~sgtatham/putty/ | |||
[[File:Putty config1.PNG]] | |||
[[File:Putty config2 tunnel.PNG]] | |||
===Logging into VNC session=== | |||
Once connected to squiggles over ssh | |||
====Creating a VNC session==== | |||
VNC sessions will be created at bootup using the port numbers above | |||
If the VNC session fails or is not working: | |||
vncserver :## -geometry 1900x1200 (This will open a vnc session on port 59## with a resolution of 1900x1200) The ## must match your port number for this to work. | |||
====Connecting to a VNC session==== | |||
Use realvnc viewer to log into your VNC session. | |||
=====VNC viewer download===== | |||
Realvnc has been tested to work - https://www.realvnc.com/en/connect/download/viewer/ | |||
=====Log in using RealVNC===== | |||
Open vncviewer | |||
In the top bar that accepts a VNC Server address <br /> | |||
type localhost:## (where ## are the last two digits of your port number 59##) | |||
[[image:vncviewer.png]] | |||
Log into the VNC session using your VNC password <br /> | |||
Once the VNC window is open, log into the server using your RCC password | |||
=====Killing a VNC session===== | |||
From the terminal try, <br /> | |||
<code>vncserver -kill :xx</code> <br /> | |||
for a manual killing (if asked) try, <br /> | |||
<code>rm -f /tmp/.Xxx-lock</code> <br /> | |||
<code>rm -f /tmp/.X11-unix/Xxx</code> | |||
Latest revision as of 22:40, 29 November 2019
How to login to Squiggles
Squiggles is general purpose analysis and storage computer for MEG/Neurophysiology/Epilepsy data
Configuration: For Windows For Mac/Linux
FastX Connection (Preferred Connection):
FastX is an alternative to VNC connect. It provides a more straightforward connection than VNC. Previously, we have had an issue with a large number of users logging in at once using the VNC. FastX resolves this issue.
The FastX server is installed on squiggles. You will need to download the client - https://www.starnet.com/fastx/current-client
Steps to setup the connection:
1. Open fastX
2. Click the plus to start a new connection
3. Enter the Connection Name, host (sguiggles.rcc.mcw.edu), and user (rcc username)
4. Click the plus to enter a session. Use /etc/X11/xinit/xinitrc for the command
VNC (Old method - still works, FastX may be more reliable)
VNC User Ports:
(make sure to log in under your port number)
| User | Port |
|---|---|
| Jeff Stout | 5910,5911 |
| Joe Heffernan | 5912 |
| Candida Ustine | 5914 |
| Manoj Raghavan | 5913 |
| Chad Carlson | 5915 |
| Chris Anderson | 5916 |
| Serena Thompson | 5917 |
| Patrick Bauer | 5918 |
| Jeff Binder | 5919 |
| Leo Fernandino | 5920 |
| Lisa Conant | 5921 |
| Lindsay Nelson | 5922 |
| Nick Guzowski | 5923 |
| Zack Harper | 5924 |
| Bill Gross | 5925 |
| Michelle Kassel | 5926 |
| Greg McQuestion | 5927 |
| Monica Keith | 5928 |
| Priyanka Shah | 5929 |
| Vahab Youssofzadeh | 5931 |
| Songhee Kim | 5935 |
Connecting to Squiggles
For Mac or Linux
From a bash shell / terminal type the following. This will open a tunnel over ssh to log into VNC Viewer (see below). ssh -N -L 59**:localhost:59** squiggles.rcc.mcw.edu
For Windows
An SSH tunnel must be performed using Putty or with windows 10 you can use the ssh command above.
Download Putty: https://www.chiark.greenend.org.uk/~sgtatham/putty/
Logging into VNC session
Once connected to squiggles over ssh
Creating a VNC session
VNC sessions will be created at bootup using the port numbers above If the VNC session fails or is not working: vncserver :## -geometry 1900x1200 (This will open a vnc session on port 59## with a resolution of 1900x1200) The ## must match your port number for this to work.
Connecting to a VNC session
Use realvnc viewer to log into your VNC session.
VNC viewer download
Realvnc has been tested to work - https://www.realvnc.com/en/connect/download/viewer/
Log in using RealVNC
Open vncviewer
In the top bar that accepts a VNC Server address
type localhost:## (where ## are the last two digits of your port number 59##)
Log into the VNC session using your VNC password
Once the VNC window is open, log into the server using your RCC password
Killing a VNC session
From the terminal try,
vncserver -kill :xx
for a manual killing (if asked) try,
rm -f /tmp/.Xxx-lock
rm -f /tmp/.X11-unix/Xxx