Creating multiple data copies using a single source volume

Complete this task to create multiple data copies of a single source volume.

If you require multiple copies of the same data, you can copy a single source volume multiple (up to twelve) times to different target volumes, without waiting for the previous relationship to end.

Perform the following steps to create multiple data copies using a single source FlashCopy volume:

  1. In the navigation, select Real-time Manager > Copy Services > FlashCopy.
  2. Select Create... from the Select Action drop-down menu, and click Go.
  3. Select the A single source volume with multiple targets option, and click Next.
  4. On the Select target volumes page, select your target volumes (for the 1:n relationship between source and target). The nickname of the source volume is displayed. The default resource type for target volume selection is the same as the associated source volume. Ensure that the capacity of target volumes that you select is either the same size or larger than the selected source volume.
  5. After you have selected your target volumes, click Next.
  6. On the Select common options page, select the copy options for the FlashCopy® volume pairs, and click Next.
    • Optionally, you can click the Initiate background copy button to copy all tracks from the source to the target volume as a background task.
    • Optionally, you can click the Enable change recording and Make relationship persistent buttons to allow a relationship to be refreshed later. If you click Enable change recording, Make relationship persistent is automatically selected.
  7. On the Verification page, review the attributes and values that you have selected to verify that they are correct.
  8. If the attributes and values are not correct, click Back to return through the selections and specify the correct values. Otherwise, click Finish to complete the multiple FlashCopy relationship task.
Related concepts
FlashCopy
Multiple relationship FlashCopy
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