Horizon Web Console: Instances
Note
Red Cloud 2 is currently in beta testing and not available to all users. If you are not a Red Cloud 2 beta tester, use the production Red Cloud instead. This Red Cloud 2 documentation is still under development.
Beta testers: Report all problems to CAC Help. Please specify Red Cloud 2 when reporting problems. Thank you!
In the Horizon web console, the Instances
screen under Project
and Compute
tabs (or direct URL: https://redcloud2.cac.cornell.edu/horizon/project/instances) lists all the existing instances in your project:
Create an Instance
On the Instances
screen,
-
Click on the
Launch Instance
button in the upper right corner. -
The
Launch Instance
screen has multiple tabs. Tabs requiring additional user input are denoted by*
. Under theDetails
tab, enter:- Instance Name: Name the new instance
- Count: Increase the number of instances to launch. Default is 1.
-
Under the
Source
tab, select the source of the boot volume. The source can be one of: -
After selecting the source type, click on the up arrow button to select a specific source:
- Create New Volume: Leave to default
Yes
- Delete Volume on Instance Delete: Select
Yes
if you want the boot volume to be automatically deleted with the instance. - Volume Size: The size of the boot volume will be defaulted to the size of the selected boot source. You can specify a larger boot volume size here.
- Create New Volume: Leave to default
-
Under the
Flavor
tab, click on the up arrow button to select the flavor of the new instance. -
Under the
Networks
tab, select thepublic
network or one of the private networks in your project by clicking on the up arrow button. -
Under the
Security Group
tab, use the up and down arrow buttons to add or delete security groups for the new instance. -
Under the
Key Pairs
tab,- If you have more than 1 keypair registered in your user account, use the up arrow button to select the keypair to use for the initial login.
- If only 1 keypair is registered in your user account, that keypair will be selected by default.
- You can also create a new keypair or import an existing public key by clicking on the
Create Key Pair
orImport Key Pair
button. near the top of the screen.
-
Click on the
Launch Instance
to launch the instance.
Operations on an Instance
On the Instances
screen, click on the pull down menu next to the instance to see the available operations:
Edit Instance Name and Security Groups
To change the name or modify the security of an instance, select Edit Instance
in the pull down menu.
On the Edit Instance
screen,
-
Under the
Information
tab, change the name of the instance. -
Under the
Security Group
tab, use the '+' and '-' buttons to add or remove the instance to or from a security group. -
Click on the
Save
button for the changes to take effect.
Delete an Instance
To delete an instance, select Delete Instance
in the pull down menu.
Note
If the boot volume was set to be deleted with the instance when the instance was created, the boot volume will be deleted as well.
Shelve an Instance
To shelve an instance, select Shelve Instance
in the pull down menu.
Unshelve an Instance
To unshelve an instance, select Unshelve Instance
in the pull down menu.
Resize an Instance
-
To resize an instance, select
Resize Instance
in the pull down menu. -
On the
Resize Instance
screen, select the new instance flavor. -
Click on the
Resize
button. The instance will now reboot and resized to the new flavor you just specified.
Confirm Instance Resize
To confirm an instance has been resized, click on the Confirm Resize/Migrate
button next to the instance.
Pause an Instance
To pause an instance, select Pause Instance
in the pull down menu.
Note
Pausing an instance does not free up cloud resources taken by the instance. Your project will continue to be charged for usage until the instance is either shelved or deleted.
Suspend an Instance
To suspend an instance, select Suspend Instance
in the pull down menu.
Note
Suspending an instance does not free up cloud resources taken by the instance. Your project will continue to be charged for usage until the instance is either shelved or deleted.
Resume an Instance
To resume a paused or suspended instance, select Resume Instance
in the pull down menu.
Soft / Hard Reboot an Instance
To soft or hard reboot an instance, select Soft Reboot Instance
or Hard Reboot Instance
in the pull down menu.
Attach a Volume to an Instance
-
Select
Attach Volume
in the pull down menu. -
On the
Attach Volume
screen, select the volume to attach and click on theAttach Volume
button.
Detach a Volume from an Instance
-
Select
Detach Volume
in the pull down menu. -
On the
Detach Volume
screen, select the volume to detach and click on theDetach Volume
button.