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Physical, Logical, Process pair – HP Integrity NonStop J-Series User Manual

Page 135: Disk pair, Backup path

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Physical

The part number of the component that was assigned in manufacturing. Use
part numbers for identifying and ordering parts.

Part Number

A unique serial number that identifies the component. Track IDs are used for
tracking components.

Track ID

A code that identifies the generation of the component. Hardware revision
codes are used for tracking components.

Hardware Revision

Logical

The logical device number used by the operating system to identify the disk.
Example: 7

Logical Device Number

The current state of the backup disk path.

Values

Backup Path State

The total size (in kilobytes) of disk storage space.

Media Size

The current state of the primary disk path.

Values

Primary Path State

A unique number that identifies the product.

Product ID

The path that is currently accessing the disk.
Values: Primary, Backup

Active Path

Process Pair

The 2 processors in which this I/O process is configured to run.
Example: 0,1

Configured Processors

The state of the primary I/O process.
Values: Running, Stopped

Primary Execution State

The process ID of the primary I/O process. If the state of the primary I/O
process is Stopped, this ID is not displayed.
Example: 1,296

Primary Process ID

The state of the backup I/O process.
Values: Running, Stopped

Backup Execution State

The process ID of the backup I/O process. If the state of the backup I/O
process is Stopped, this ID is not displayed.
Example: 1,285

Backup Process ID

Disk Pair

The name of the disk paired with this one.
Example: External Disk $KLAM2–M

Disk Pair Name

Backup Path

An identification number assigned to the device when configured.

SCSI ID

A number (1 or 2) that identifies the backup SCSI controller that manages
the disk.
Example: SCSI Controller (1.1.50.2)

SCSI Controller

The accessibility of the backup path.
Values: Inactive, Active

Access State

The location of the backup disk path SCSI controller.
Example: IOMF2.SAC-2.GRP-1.MOD-1.SLOT-55

Configured Controller Location

External Disk

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