Back Up The Mlm Database - Spectra Logic T-Series Spectra T50e User Manual

B U
ACK P THE
After using MLM for some period of time, Spectra Logic strongly
recommends backing up the MLM database to a USB key. In the event of a
disaster, you can use the backup files to restore the MLM database
information for the media in your library instead of rebuilding it by
loading each cartridge into a drive (see
page
If MLM media is imported into or exported from the library during the period
Important
between the automatic weekly auto-save, the MLM database may not accurately
reflect the library's inventory. If you plan to import or export a large number of
MLM-cartridges, backup the MLM database using the procedure described in this
section to ensure that the information in the database is accurate.
Deciding when and how often you back up the MLM database depends on
many factors, including how often tapes are loaded into a tape drive.
Saving the MLM Database
Based on your environment, determine how frequently backups are
needed, then follow these steps to create a backup. You can choose to save
the backup to a USB key or send it as an email attachment to a previously
configured mail recipient.
1. If you want to save the configuration to a USB key, connect the device to
2. Log into the library with superuser or administrator privileges.
3. Select Maintenance > Utilities. The Utilities screen displays.
4. Select Show Advanced. The Advanced Utilities Confirmation screen
5. Select Yes. The Utilities screen refreshes to show the advanced Utilities
December 2008
MLM D
ATABASE
162).
Note: For extra security, the library automatically backs up its
configuration and the MLM data base once a week and
whenever a partition is created or modified. See
Library Configuration and MLM Database on page 88
detailed information.
If all of the tapes are being loaded frequently, the MLM database can be
rebuilt relatively quickly. The database can be backed up less
frequently.
If many of the tapes remain in the library without being loaded for a
long period of time, or if tapes are exported and stay outside of the
library for a long period of time, rebuilding the MLM database can take
a long time. Back up the MLM database more frequently.
the USB port on the LCM before continuing.
displays.
screen.

Back Up the MLM Database

Restore the MLM Database on
Auto-Saving the
Spectra T50e library
for
159