Raid Controller Features - Silicon Graphics Total Performance 9300 User Manual

RAID Controller Features

007-4644-001
The RAID controllers in the TP9300 have the following features:
• 112-drive maximum configuration
• 4 RAID levels (0, 1, 3, and 5)
• 2 Gbit/s front end (FE) and back end (BE) Fibre Channel arbitrated loop (FC-AL)
• Immediate LUN availability (ILA)
• Transparent disk drive rebuilds
• Variable stripe size per controller (16K, 32K, and 64K)
• Mirrored cache
• Drive roaming during power off
• Cache coherency
• Transparent failover and failback
• Automatic error recovery
• Write through, write back, or read ahead support
• Automatic detection of failed drives
• Automatic drive rebuilds, using "hot spare" drive
• Hot-swappable drives
• SAN mapping server to LUN mapping
• Automatic firmware flashing: In a dual controller configuration, the firmware of the
replacement controller is automatically flashed to match the firmware of the
surviving controller.
System Features
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