Quantum Scalar i6000, Руководство пользователя

Страница: 582 / 738

Chapter 15: Maintaining Your Library
Maintenance Actions
564 Quantum Scalar i6000 User’s Guide
Logical SN The logical serial number that the library assigns to a drive in a specific
location. This is not the serial number of the particular drive (see Physical SN
in this table). If a drive is replaced by another drive in the same library
location, the logical serial number remains the same. From the host’s
perspective, the replacement drive is the same as the original one. If the
logical serial number addressing feature is disabled for the library, Disabled
appears in this field.
Location The location of the drive by means of a coordinate system. Refer to
Understanding Location Coordinates on page 459.
Media Type The type of drive (for example,
LTO2
for LTO-2 tape drives).
Interface Type The type of interface (FC or SCSI).
WWN For Fibre drives only, the World Wide Name of the drive. This field does not
appear for SCSI drives.
Mode The drive Online/Offline mode.
Assigned LUN The assigned logical unit number.
State The tape drive vary off (ready for replacement) and vary on (tape drive
activation) state.
Drive Error Code The tape drive error code.
RAS Status The status of the drive as reported by the RAS sub-system (for example, Good
or Failed).
Fibre Channel
Loop ID
For Fibre drives only, the loop ID assigned to the drive.
Fibre Channel
Loop ID Mode
For Fibre drives only, the way in which the loop ID is assigned to the drive
(Hard or Soft).
Number of Loads The number of loads during the drive’s history.
Read Errors The number of read errors that have occurred during the drive’s history.
Write Errors The number of write errors that have occurred during the drive’s history.
Megabytes Read The amount of data in megabytes that the drive has read during its history.
Megabytes
Written
The amount of data in megabytes that the drive has written during its
history.
Element Description