HP Library and Tape Tools - Manual (Page 21)

determining the cause. When the scan completes successfully, the device list automatically
switches to the By Product tab.
The Scan tab allows you to rescan the bus. If any devices are hot-swapped or powered
on after the OS has booted, in most cases, the rescan feature can discover those devices
without rebooting the system.
CAUTION: Swapping SCSI devices, including either connecting and disconnecting
cables or terminators or both can hang or crash the system.
•
By Product —This option lists all products connected to the system. The list is grouped
into the following four categories:
◦ Libraries and autoloaders
◦ Drives
◦ Enclosures and processors
◦ Other devices
The three number fields listed after the device represent the device address. Each field in
the address is separated by a period: the first field represents the HBA channel, the second
field represents the SCSI ID, and the third field represents the LUN.
NOTE: When using the Miniport I/O mode, the HBA channel field is shown as “A/B,”
where A is the channel and B is the subchannel.
•
By Connection —This option lists all products connected to the system, grouped by the
HBA they are connected to. This makes it easier to see which devices are connected to
the same bus as the device in question, and helps in understanding the system I/O
performance issues.
•
Instructions —This option contains brief instructions on how to use the selected screen.
This view can be disabled in the software preferences.
3. Device information window—All the main functions of the program are displayed in this
window. The content of this window depends on the device and the tool function selected.
Using the Device Information screen
When you select a product from the device list, the device information screen displays information
relevant to the device. The device list displays the instructions on the page (if the instructions
preference is enabled). Click Identity on the toolbar, if another tool function is currently active. The
Device Information screen appears.
The Device Information screen provides an overview of the selected hardware device and its current
configuration and status.
Standalone devices
The Device Information screen, showing a standalone device, contains a single tab labeled Drive
Information. The screen has four main sections, as shown in
Figure 7 (page 22) .
Using the graphical user interface 21