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is reclaimed. When the volume is reclaimed, any valid, unexpired data is
moved to other volumes or possibly to another storage pool (for storage
pools with single-drive libraries).
When a volume becomes empty because all valid data either expires or is
moved to another volume, the volume is available for reuse. The empty
volume becomes a scratch volume again if it was initially a scratch volume.
If an off-site volume becomes empty, you are informed that you can bring it
back onsite for reuse.
You determine when the media has reached its end of life, that is, when you
do not want to use it any more either because it is too old to reliably store data
or because you are upgrading to newer tape technology.
Figure 13-8 shows this process.
We give more information about physical location of tapes in 13.7.3, "On-site and
off-site tape management" on page 430.
Chapter 13. Routine tasks
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