Supported Configurations And Limitations; Importing Integrated Raid Arrays Into Megaraid Using Webbios; Optimal Raid Array Migration - IBM ServeRAID-MR10k User Manual

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3.1

Supported Configurations and Limitations

Table 3.1

Optimal RAID Array Migration

Integrated RAID Array -> MegaRAID Array
RAID 1 + RAID 1 -> RAID 1 + RAID 1
RAID 0 + RAID 1 -> RAID 0 + RAID 1
3.2
Importing Integrated RAID Arrays into MegaRAID Using
WebBIOS
3-2
This section describes the types of configurations that are supported by
the ServeRAID-MR10k DIMM, which include optimal arrays, multiple disk
groups with mixed RAID levels, hotspares, and arrays in optimal,
degraded, or rebuild state.
See
Section 3.2, "Importing Integrated RAID Arrays into MegaRAID
Using WebBIOS"
for the procedure for importing the RAID arrays.
There are two optimal sets of RAID arrays that you can import from
Integrated RAID to MegaRAID, as shown in
can keep the same RAID levels when they are imported to MegaRAID.
There are other RAID array configurations that you can migrate from IR
to MR. You can migrate the following types of RAID arrays with mixed
RAID levels:
One 10-drive RAID 0 array + one RAID 1 array + two hotspares
Two RAID 1 arrays + two hotspares
You can migrate any array in Optimal, Degraded, or Rebuild State. Note
that when migrating an Optimal, Degraded, or Rebuilding array, the array
will migrate in the same state. The maximum number of hotspares that
you can import from IR into MR is two.
The WebBIOS Configuration Utility (CU) is a web-based utility for
configuring and managing RAID volumes. Its operation is independent of
the operating system because the utility resides in the RAID controller
BIOS.
Managing RAID Arrays
Table
3.1. These RAID sets

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