HP Xw9300 NVIDIA: RAID Users Guide - Page 82

The Morphing Process, More About This Example

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CHAPTER 3 Using the NVRAIDMAN Utility The Morphing Process As you can see from the screen shot above, a three disk stripe array has been created and the morphing process has begun. A pop up window similar to the following will appear: followed by the following pop up window: It will take some time before the entire process is completed. The time is takes to convert an array is dependent on several factors such as the speed of the CPU, the size and type of hard drive being used, the operating system, etc. More About This Example In the example above, we started with an identical two-disk (each disk had a size of 34.48 GB) striped array that had a total disk space of 68.95 GB. We then added a 69.25 GB disk to this array and the newly converted array had a size of 103.43 GB. The reason is that when creating a striped array with several disks of various size, the disk with the smallest size will be used as the base stripe disk size for the array. In this example 34.48 GB is the smallest size common to all three disks. Therefore, if you multiply 34.48 by three, the total will be 103.43 GB.The remainder of the disk space on the 69.25 GB disk cannot be used in the newly created array. That is why it is recommended to use identical disks (type and size) when creating a striped array. 78 NVIDIA RAID User's Guide - Version 2.0 A

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78
NVIDIA RAID User’s Guide
– Version 2.0 A
C
HAPTER
3
Using the NVRAIDMAN Utility
The Morphing Process
As you can see from the screen shot above, a three disk stripe array has been created and
the morphing process has begun. A pop up window similar to the following will appear:
followed by the following pop up window:
It will take some time before the entire process is completed. The time is takes to convert
an array is dependent on several factors such as the speed of the CPU, the size and type of
hard drive being used, the operating system, etc.
More About This Example
In the example above, we started with an identical two-disk (each disk had a size of 34.48
GB) striped array that had a total disk space of 68.95 GB. We then added a 69.25 GB disk to
this array and the newly converted array had a size of 103.43 GB. The reason is that when
creating a striped array with several disks of various size, the disk with the smallest size
will be used as the base stripe disk size for the array. In this example 34.48 GB is the
smallest size common to all three disks. Therefore, if you multiply 34.48 by three, the total
will be 103.43 GB.The remainder of the disk space on the 69.25 GB disk cannot be used in
the newly created array. That is why it is recommended to use identical disks (type and
size) when creating a striped array.