Virtual Disk Specifications For PERC Hardware Controllers
NOTE: RAID 1 VD on SWRAID controller will enumerate for the attribute Stripe Element Size as NA.
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Virtual Disk Specification | PERC H745P MX | PERC H745 Frnt/ Adapter | PERC H345 Frnt/ Adapter | PERC H755 MX | PERC H755N | PERC H755 Frnt/Adapter | PERC H840 Adapter |
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Maximum Number of Virtual Disks per Controller | eHBA mode-240 RAID mode-240 | eHBA mode-240 RAID mode - 64 | 32 | 240
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240 | 240 | 240 |
Minimum Virtual Disk Size | 100MB | 100MB | 100MB | 100MB | 100MB | 100MB | 100MB |
Maximum Virtual Disk Size | None | None | None | None | None | None | None |
Maximum Number of Spans per Virtual Disk | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Maximum Number of Physical Disks per Span | 32 | 32 | 8 | 32 | 32 | 8 | 32 |
Minimum Stripe Size | 64 K | 64 K | 64 K | 64 K | 64 K | 64 K | 64 K |
Maximum Stripe Size | 1MB | 1MB | 64 K | 1MB | 1MB | 1MB | 1MB |
Maximum Number of Virtual Disks per Disk Group | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
Maximum Number of Physical Disks that can be Concatenated | NA | NA | NA | NA | NA | NA | NA |
Maximum Number of Physical Disks in a RAID 0 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
Maximum Number of Physical Disks in a RAID 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Maximum Number of Physical Disks in a RAID 5 | 32 | 32 | NA | 32 | 32 | 32 | 32 |
Maximum Number of Physical Disks in a RAID 10 | 256 | 256 | 256 | 256 | 256 | 256 | 256 |
Maximum Number of Physical Disks in a RAID 50 | 256 | 256 | NA | 256 | 256 | 256 | 256 |
Minimum Number of Physical Disks that can be Concatenated | NA | NA | NA | NA | NA | NA | NA |
Minimum Number of Physical Disks in a RAID 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Minimum Number of Physical Disks in a RAID 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Minimum Number of Physical Disks in a RAID 5 | 3 | 3 | NA | 3 | 3 | 3 | 3 |
Minimum Number of Physical Disks in a RAID 10 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Minimum Number of Physical Disks in a RAID 50 | 6 | 6 | NA | 6 | 6 | 6 | 6 |
Maximum Number of Physical Disks in a RAID 6 | 32 | 32 | NA | 32 | 32 | 32 | 32 |
Maximum Number of Physical Disks in a RAID 60 | 256 | 256 | NA | 256 | 256 | 256 | 256 |
Minimum Number of Physical Disks in a RAID 6 | 4 | 4 | NA | 4 | 4 | 4 | 4 |
Minimum Number of Physical Disks in a RAID 60 | 8 | 8 | NA | 8 | 8 | 8 | 8 |