Silicon Graphics TP9100, Installation Instructions And User Manual

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3: Using TPM
Field Definitions
The definition of each field in the Select Physical Device dialog box is given in Table 3-1.
Modify Disk Device Status (Configuration Function Menu)
To view or change the status of the drives, select Modify Disk Device Status under the
Configuration Function menu. The dialog box shown in Figure 3-3 (for firmware 6.14)
or Figure 3-4 (for firmware 7.01 and later) appears.
Table 3-1 Select Physical Device Field Definitions
Field Definition
Select Selects which RAID subsystem you wish to configure or monitor.
Physical Device
Path In the case of Linux, the physical device path is the pass-through device driver name (
/dev/sgx
) for
that particular device. Otherwise, it is the raw driver.
Controller,
Channel, ID, LUN These are additional fields reported by the OS that help identify the device driver.
Type TPM reports all TP9100 RAID devices.
Vendor ID
(SCSI Inquiry),
Product ID
(SCSI Inquiry)
The Vendor ID and Product ID parameters are returned by a standard SCSI Inquiry. You may wish to
note some interesting information reported by LUNs. The first field typically starts with DAC. The
second field describes the type and size of RAID LUN you have. For example, the selected LUN at
/hw/scsi/20000080e5110413/lun0/c5p1
(first row of Figure 3-2) points to a points to a
104,986MB RAID-0+1 system disk. The digits before the “ B ” indicate number of MB, and the character
after the “ B ” indicates the type of RAID. RAID types of 0,1,3, and 5 indicate RAID-0, RAID-1, RAID-3,
and RAID-5, respectively. A RAID type of 6 indicates RAID 0+1, and a RAID type of 7 indicates JBOD.
Controller (Slots)
Address This parameter shows the model of the controller, followed by the slot number in the subsystem in
parentheses, followed by the unique MAC address for that controller, which assigned by the controller
manufacturer.