Image file disk is the most popular way to create the iSCSI device, the image file allows quick data migration, backup and restore, so it is suitable for most of situations.

Follow the steps below to create a file image volume:

Step 1.  Choose iSCSI Media Type

Right click the Virtual Volumes node on the left tree of the SANDeploy Management Console. From the pop-up menu select the Create Virtual Volume... menu item.

Choose Standard Image File.
Press the Next button to continue.

Step 2. Set image disk parameters

User can either select to open an existed image file or choose to create a new image file. To create a new image file, please select the location of the file where user wants to create the file, specify the capacity of the image file and you can use sparse file to save your hard disk space.

Press the Next button to continue.

Step 3. Set High Speed Cache

User can choose whether use the cache by clicking the Enable high speed cache on this volume option button.

Cache size, represent the cache limitation on the volume.
Cache expiry time, represent how long the cache data will be saved to hard disk.

We recommend user to use cache enabled if the volume is a diskless boot volume, that will allow to get better performance.

Press the Next button to continue.

Step 4. Set Write-Back Cache

The Write-Back cache feature is used for saving data for workstations that have normal permission.

If user use two or more workstations, to enable boot from same iSCSI volume, the write-back cache must be enabled.

Click the Enable write-back cache for this volume option button to decide the write-back cache is enabled.
Select a folder to store temporary data, the folder must already exist.
Quota for each client, represent that the maximum size of data that client write.

Press the Next button to continue.

Step 5. Finish Volume Creating

Type the volume description, the description will be used for helping user to recognize volume.

Press the Finish button to complete the volume creation.