IBM 86624RY Maintenance Manual - Page 89

Physical Drive Information Panel, Parity Space in MB

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Parity Space in MB shows the amount of space in the logical drive allocated for parity storage. Date Created shows the date that you created the logical drive. Write-Cache Mode shows the current setting, write through or write back, for the logical drive. Battery Backup Write Cache shows the current setting, Enabled or Disabled, for the battery backup cache device. When the battery backup cache device is installed, write cache is set to the write-back mode. Merge-Group Number appears if the ServeRAID controller is part of a cluster. The valid settings in the Shared state are 1 through 8. Valid settings in the Non-Shared state are 201 through 215. Merge-Group State shows the current setting, Shared or Non-Shared, for this parameter. Hot-Spare Drive Information Panel When you select the Hot-Spare Drives icon from the Main Tree, information about the total number of functional hot-spare and standby hot-spare drives defined for the ServeRAID controller appears in the Main Panel on the right. When you select a specific hot-spare drive from the Main Tree, the following information appears in the Main Panel on the right: SCSI ID shows the SCSI ID assigned to the drive. Channel shows the SCSI channel to which the hot-spare drive is attached. Drive Type shows the type of physical drive. For a hot spare, this will always appear as Hard Disk Drive. Size in MB shows the total capacity of the hard disk drive in MB. Drive State shows the drive state. For a hot spare, this will always appear as Hot Spare. Vendor shows characters that represent the drive manufacturer. Product or Model Number shows characters that represent the product or model number for the drive. Serial Number shows the serial number for the drive. Drive Firmware Level shows the current level of microcode in use for the drive. PFA Error indicates the status, Yes or No, for predictive-failure alerts. Yes indicates that PFA errors were detected and that you should plan to replace the device. No indicates that PFA errors were not found. Physical Drive Information Panel When you select the Physical Drives icon from the Main Tree, information about the total number of drives connected to each channel of the ServeRAID adapter or controller appears in the Main Panel on the right. Netfinity 5500 M20 - Type 8662 81

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±
Parity Space in MB
shows the amount of space in
the logical drive allocated for parity storage.
±
Date Created
shows the date that you created the
logical drive.
±
Write-Cache Mode
shows the current setting, write
through or write back, for the logical drive.
±
Battery Backup Write Cache
shows the current
setting, Enabled or Disabled, for the battery backup
cache device.
When the battery backup cache device
is installed, write cache is set to the write-back mode.
±
Merge-Group Number
appears if the ServeRAID
controller is part of a cluster.
The valid settings in the
Shared state are 1 through 8.
Valid settings in the
Non-Shared state are 201 through 215.
±
Merge-Group State
shows the current setting,
Shared or Non-Shared, for this parameter.
Hot-Spare Drive Information Panel
When you select the Hot-Spare Drives icon from the Main
Tree, information about the total number of functional
hot-spare and standby hot-spare drives defined for the
ServeRAID controller appears in the Main Panel on the
right.
When you select a specific hot-spare drive from the Main
Tree, the following information appears in the Main Panel
on the right:
±
SCSI ID
shows the SCSI ID assigned to the drive.
±
Channel
shows the SCSI channel to which the
hot-spare drive is attached.
±
Drive Type
shows the type of physical drive.
For a
hot spare, this will always appear as Hard Disk Drive.
±
Size in MB
shows the total capacity of the hard disk
drive in MB.
±
Drive State
shows the drive state.
For a hot spare,
this will always appear as Hot Spare.
±
Vendor
shows characters that represent the drive
manufacturer.
±
Product or Model Number
shows characters that
represent the product or model number for the drive.
±
Serial Number
shows the serial number for the drive.
±
Drive Firmware Level
shows the current level of
microcode in use for the drive.
±
PFA Error
indicates the status, Yes or No, for
predictive-failure alerts.
Yes indicates that PFA errors
were detected and that you should plan to replace the
device.
No indicates that PFA errors were not found.
Physical Drive Information Panel
When you select the Physical Drives icon from the Main
Tree, information about the total number of drives
connected to each channel of the ServeRAID adapter or
controller appears in the Main Panel on the right.
Netfinity 5500 M20 - Type 8662
81