Chapter 9 — Configuring and Using Media Lifecycle Management
Automatic Discovery During Normal Operations Automatic media
discovery cannot begin while the library is actively loading cartridges into
drives. If you import cartridges during this time, the library posts a failure
message stating that no drives are available.
To avoid this failure, either wait until the library is idle before importing
media or start the manual discovery process for the imported media when
the library is idle. See Discover Cartridges Manually on page 304 for
instructions.
Media Tracking and Reporting
Overview MLM uses the information from the cartridge's MAM to
maintain a database of vital information about each MLM‐enabled
cartridge in the library, including the drives into which it was loaded and
any errors it encountered. The statistical and diagnostic information in the
MLM database helps you proactively manage your tape media throughout
its life. Using the information in the database, MLM can generate a variety
of reports that let you monitor important health information about every
MLM‐enabled data cartridge and cleaning cartridge in your library. If
desired, you can save the reports to a USB device or email them to a
previously configured mail user. You can also download the MLM
database as a comma‐separated‐value (CSV) file.
Discovery Requirement Until an MLM‐enabled cartridge is discovered,
either through the automatic media discovery process or when it is loaded
into and then unloaded from a drive for the first time, it is not included in
the MLM database; nor is the capacity of a non‐discovered data cartridge
included on the Filled Capacity bar graph shown on the General Status
screen.
Media Health Score The initial load/unload during discovery establishes
an initial media health score for each cartridge and adds this information
to the MLM database. This initial health score may not accurately reflect
the actual health of the media. The health score stabilizes and becomes
more accurate after the first four loads/unloads as current usage statistics
are updated and used in the tape's health scoring.
November 2020
The MLM database also includes limited information about
Notes:
cartridges that are not MLM‐enabled.
The cartridge inventory is separate from the MLM database
and only shows cartridges currently stored in the library. The
cartridge inventory does not differentiate between
MLM‐enabled cartridges and those that are not MLM‐
enabled.
Media Tracking and Reporting
User Guide—Spectra TFinity Library
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