Metadata Size; Emergency Spare; Emergency Spare For Physical Drives - Lenovo ThinkServer RD650 User Manual

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8.5.8.3

Metadata Size

The metadata size field displays the total space used for metadata.
Follow these steps to view the Metadata Size.
1. In the Logical view or the Physical view, click the controller node.
The total space used for metadata is displayed in this field, as shown in the following figure.
Figure 134 Metadata Size
8.5.9

Emergency Spare

When a drive within a redundant virtual drive fails or is removed, the MegaRAID firmware automatically rebuilds the
redundancy of the virtual drive by providing an Emergency Spare (ES) drive, even if no commissionable dedicated or
global hot spare drive is present.
8.5.9.1

Emergency Spare for Physical Drives

The Emergency Spare property determines whether a particular drive is capable of becoming an emergency spare.
This property is displayed under the controller properties only if the Global spare for Emergency and the
Unconfigured Good for Emergency controller properties are enabled.
Follow these steps to view the Emergency Spare property.
1. Go to either the Logical view or the Physical view.
2. Click the drive for which you want to view the spare properties.
The Emergency spare is displayed under general properties. This property denotes whether a particular drive is
commissioned as an emergency spare or not an emergency spare.
NOTE The size units displayed are the following: if the size is less than 1 MB
(1024 KB), the size is displayed in KB. If the size is greater than or equal
to 1 MB but less than 1 GB (1024 MB), the size is displayed in MB. If the
size is greater than or equal to 1 GB, but less than 1 TB (1024 GB), the
size is displayed in GB.
NOTE This property is displayed only for online physical drives.
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Chapter 8: MegaRAID Storage Manager Window and Menus
MegaRAID Storage Manager Main Menu