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Troubleshooting
Troubleshooting Backup and Restore Sessions
Chapter 12582
Action Modify the media pool policy to Appendable to enable the appending of
backups to the media until the media are full.
The media in the device are not formatted and the media pool to
be used has a Strict policy
If your pool uses a Strict media allocation policy, media that are not
formatted will not be used for backup. If no formatted media are
available, Data Protector issues a mount request.
Action If you would like Data Protector to automatically format unformatted
media, set the media pool policy to Loose and change global variable
InitOnLoosePolicy to 1.
The media in the device are not formatted and the media pool to
be used has a Loose policy
If your pool uses a Loose media allocation policy, media are not
automatically formatted.
Action If you would like Data Protector to automatically format unformatted
media, you need to change global variable InitOnLoosePolicy to 1.
The media in the device are formatted but are different from
those in the preallocation list
The media in the device are formatted but are different from those in the
preallocation list of the backup specification, and the pool specified has a
Strict policy
If you use a preallocation list of media in combination with the Strict
media policy, the exact media specified in the preallocation list need to
be available in the device when a backup is started. If the exact media
are not available, a mount request is issued.
Action To use media available in the device in combination with the
preallocation list, modify the media pool allocation policy to Loose.
Unexpected Mount Request for a Library Device
There are several situations, described below, that may cause Data
Protector to issue a mount request for a library device while media are
available in the library.