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Comment: Additions for existing volume

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Steps in the AWS Environment

In the AWS enviroment, you can, for example,

  • create a new storage volume, and
  • attach an existing storage volume to your instance.

These steps are shown below.

Creating a New Volume

StepDetails
Open the Volumes configuration from the EC2 dashboard

This will open the volume overview screen.

Create a new volume

Click on the Create Volume button on top of the volume overview screen.

This will open the volume creation window.


Select 

  • Volume type
  • Volume size
  • Availability zone ( (warning) Must be the same as the Charon-SSP AWS instance!)
  • Optionally, add a name tag.

Then click on Create Volume.


You will receive a confirmation window. Close it to return to the volume overview screen where you should now see the new volume.


Attaching an Existing Volume to an Instance

Once a volume has been created, you can attach it to your instance.

StepDetails
Attach the volume to your instanceIn the volumes overview screen, check that your volume has the state available. Right-click on it and select Attach Volume. This will open a small input screen.
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Select the instance to which the volume is to be attached. Optionally, you can change the device name that will be presented to the Charon-SSP AWS instance.

Click on Attach to confirm the configuration and to attach the volume to the instance.

The status of the volume in the volume overview screen will change from available to in-use.

Verify success in the instance description

Go to the instance overview list and select your instance. In the description tab at the bottom, you will see that the instance now has two block devices.

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Steps in Charon-SSP Manager

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  1. Open the Charon-SSP Manager on your local system and connect to your AWS instance.
  2. Select Tools > AWS Cloud > Storage Manager.
  3.  In the Storage Manager window, perform the following steps:
    1. select Select the new device,. 
    2. click Click on the cog-wheel symbol.
    3. Only if required, select Format Volume to create a filesystem on the new device,click .
      (warning) This will delete all data on the volume.
    4. Click on the cog-wheel symbol again, and and select Mount the Filesystem.

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(warning) Note that the device on the host system is called /dev/xvdfxvdf (XEN virtual block device). This is equivalent to an /dev/sdf volume shown in AWS.

Once the filesystem has been mounted, the space is available to the Charon-SSP host system.

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