Commit 1fe51368 authored by David Hrbáč's avatar David Hrbáč
Browse files

Merge branch 'visualization_update' into 'master'

Visualization update

See merge request !215
parents 54155604 1fb2d941
# Using of Visualization Servers
# Visualization Servers
## Remote Visualization Nodes
For remote visualization two nodes with NICE DCV software are available each configured:
Remote visualization with NICE DCV software is availabe on two nodes.
| Node | Count | Processor | Cores | Memory | GPU Accelerator |
|---------------|-------|-----------------------------------|-------|--------|------------------------------|
| visualization | 2 | 2 x Intel Xeon E5-2695v3, 2.3 GHz | 28 | 512 GB | NVIDIA QUADRO K5000 4 GB |
## Resources Allocation Policy
## Resource Allocation Policy
| queue | active project | project resources | nodes | min ncpus | priority | authorization | walltime |
|-------|----------------|-------------------|-------|-----------|----------|---------------|----------|
......@@ -29,12 +27,26 @@ For remote visualization two nodes with NICE DCV software are available each con
**Install VPN client** [VPN Access](../general/accessing-the-clusters/vpn-access/) (user-computer)
!!! note
Visualisation server is a compute node. You are not able to SSH with your private key. There are two solutions available to solve login issue.
### Windows Users
**Install WinSCP client** (user-computer) [Download WinSCP installer](https://winscp.net/download/WinSCP-5.13.3-Setup.exe)
**Solution 1 - Add the public fingerprint**
* Generate public fingerprint for your private key with PuTTYgen
![](../img/puttygen.png)
* Add this key to `~/.ssh/authorized_keys` on the cluster
**Config WinSCP**
![](../img/addsshkey.png)
* Use your standard SSH key to connect to visualization server
**Solution 2 - Copy private key from the cluster**
* Install WinSCP client (user-computer) [Download WinSCP installer](https://winscp.net/download/WinSCP-5.13.3-Setup.exe)
* Add credentials
![](../img/viz1-win.png)
......@@ -44,17 +56,23 @@ For remote visualization two nodes with NICE DCV software are available each con
![](../img/viz2-win.png)
* Save
* Copy `~/.ssh/id_rsa` to your computer
* Convert key to PuTTY format with PuTTYgen
![](../img/puttygenconvert.png)
* Use this new ssh key to connect to visualization server
**Install PuTTY**
* [Overview](https://docs.it4i.cz/general/accessing-the-clusters/shell-access-and-data-transfer/putty/)
* [Download PuTTY installer](https://the.earth.li/~sgtatham/putty/latest/w64/putty-64bit-0.70-installer.msi)
* Config PuTTY
* Configure PuTTY
![](../img/viz3-win.png)
* Add credentials and key file (create 3x sessions: **vizserv1.salomon.it4i.cz**, **vizserv2.salomon.it4i.cz**, **login1.salomon.it4i.cz**)
* Config SSH tunnels (user-computer) (only for sessions vizserv1 and vizserv2) - ports: **5901**, **5902**, **7300-7305**
* Config SSH tunnels (user-computer) (for sessions vizserv1 and vizserv2 only) - ports: **5901**, **5902**, **7300-7305**
![](../img/viz4-win.png)
......@@ -161,4 +179,4 @@ $ qsub -I -q qviz -A OPEN-XX-XX -l select=1:ncpus=4:host=vizserv2,walltime=04:00
![](../img/viz3.png)
**LOGOUT FROM MENU: System->Logout**
**LOGOUT FROM MENU: System->Logout**
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