Chapter 9 — Configuring and Using Media Lifecycle Management
MLM Health Reports MLM reports let you review important health
information about every MLM‐enabled data tape and cleaning tape in your
library. You can generate comprehensive health reports for the MLM‐
enabled media in the whole library or in an individual partition. You can
also generate more detailed reports with information about compression
ratios, load counts, write errors, remaining capacity, encryption status, and
more.
The MLM reports help you identify tapes with high error rates or other
problems (for example, a dropped leader pin) that pose a risk to protecting
your data. These tapes can then be removed before they cause data
corruption or other problems. See Generate MLM Reports on page 316 for
detailed information about the types of reports you can generate.
MLM Database Management After a cartridge is added to the MLM
database, its MLM data remains in the database even if the cartridge is
exported from the library. If the cartridge is later reimported, the MLM
database is updated to reflect any new information obtained from the
cartridge MAM. When a cartridge is permanently removed from service, it
can be manually deleted from the database.
The MLM database is restricted to a maximum of 10,000 records when the
library is using a Spectra PC as the LCM; the maximum is 75,000 records
when the library is using a Spectra LS as the LCM. When this limit is
reached, the record for the least recently exported cartridge, as determined
by the Export Date tracked by MLM, is automatically deleted. The library
does not notify you when it reaches the maximum number of records.
To ensure that you have a complete record of all the cartridges that are
used in the library, regularly generate and export a Media Health report for
the entire library (see Using MLM Reporting on page 316). When a
cartridge is retired or permanently exported from the library, its record can
be deleted from the MLM database. Records can be deleted individually or
as a group (see Delete MLM Records From the Database on page 326).
If desired, the information in the MLM database can be exported to a
comma‐separated‐value (CSV) file, which can then be imported into
Microsoft Excel
(see Download the MLM Database for Analysis and Archival on page 329).
November 2020
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or other software applications that support this file type
User Guide—Spectra TFinity Library
Media Tracking and Reporting
289
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