IBM ServeRAID M1215 SAS, Руководство пользователя

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ServeRAID M1215 SAS/SATA Controller for IBM System x User’s Guide Chapter 1: Overview
Hardware Specifications
1.6 Hardware Specifications
You can install your ServeRAID M1215 controller in a computer with a mainboard that has a PCI Express slot. Table 4
describes the hardware configuration features of the controller.
1.7 Technical Support
For information about the technical support available for this product, see Appendix A:
Table 4 ServeRAID M1215 SAS/SATA Controller
Feature Description
RAID Levels 0, 1, 5, 10, and 50
NOTE Support for RAID 5 and RAID 50 requires purchase of the
Feature on Demand upgrade.
Devices Supported per Port Up to 8 SAS devices or 8 SATA devices (such as drives and
expanders)
Ports Eight Internal
Data Transfer Rate Up to 12Gb/s per phy
Bus PCI Express 3.0
Cache Function No. See the note at the bottom of this table
Multiple Virtual Disks per Controller Yes. Up to 64 virtual disks per controller
Multiple Arrays per Controller Yes. Up to 64 virtual disks per controller
Online Capacity Expansion Yes
Dedicated and Global Hot Spares Yes
Hot Swap Devices Supported Yes
Non-Disk Devices Supported Yes
Mixed Capacity Physical Disks Supported Yes
Number of Internal Connectors Two SFF-8643 4i internal mini-SAS HD connectors
Direct I/O No
Architecture Fusion-MPT
NOTE The ServeRAID M1215 SAS\SATA controller does not support cache policy, which includes write-back,
write-through, adaptive read ahead, non-read ahead, read ahead, cache I/O, and direct I/O settings.