RAID

• Hardware RAID5 & RAID6
• Supports RAID 0, 1 (0+1), 3, 5, 6, 10, 30, 50, 60
• RAID Migration
• Configurable stripe size and write policy per logical drive
• Multiple Global, Dedicated, & Enclosure-specific hot-spares
• Automated Media Scan:
  • In degraded mode: skips irreparable blocks to continue rebuild
  • In normal operation: data-block verification and repair

Host Interface

• Mini SAS SFF-8088
• 4 PHYs per Mini SAS connector
• Concurrent I/O commands
• Tagged command queuing up to 1024
• Max. command queue up to 1024
• One external cable included: IFT-9270CmSASCab01: SAS external cable, Mini SAS 4x to Mini SAS 4x (SFF-8088), 50cm, w/ Ferrite Core.

Drive Interface

• Twelve (12), or eight (8) hot-swappable drive trays
• Accommodates 1-inch pitch, 3.5-inch SATA-II 3Gb disk drives
• S.M.A.R.T. and NCQ support
• Automatic bad-sector reassignment
• Dedicated bandwidth to each connected drive
• Drive buffer on/off switch

System Components

• Heavy duty 2U enclosure
• Single RAID and I/O management controller module
• Fault-tolerant modules interfaced through a common backplane
• One (1) 256/512MB DDR DIMM module (default, supports up to 2GB in size)
• Redundant, hot-swappable 350W power supply units
• Redundant, dual-speed cooling modules
• Hot-swappable drive trays with anti-tamper locks
• Two (2) forearm handles
• Li-Ion battery backup unit (BBU), life expectancy and charge level aware

Management

• COM1 serial port for local access to firmware-embedded utility
• COM2 for UPS serial connection
• GUI, Telnet, and SSH system monitoring via Ethernet
• Java-based SANWatch software
• Firmware-embedded manager via RS-232C (audio jack) that is platform independent
• Widest range of event notification methods including Email, LAN broadcast, fax, SNMP traps, SMS, and MSN
• LCD keypad panel to all configuration options
• Variable logical drive options per DIMM size
• Module status LED indicators:
  • Two (2) per drive tray
  • Seven (7) per controller module
  • One (1) per power supply unit
  • One (1) per BBU module
  • Two (2) per cooling module
• Presence detect & thermal sensors via I ² C bus

Physical/Electrical

Interfaces

• Mini SAS SFF-8088 external ports
• One (1) Fast Ethernet management port
• Two (2) serial COM ports (38400, n, 8, 1)

Power Supply Module

Redundant hot-swappable power supplies with PFC

Cooling Module

Redundant dual-thermal-fan cooling modules

Environmental Specifications

Dimensions:

• Chassis without handles: 446(W) x 88(H) x 490(D) mm
• Chassis with handles: 482 (W) x 88(H) x 505(D) mm
• Package: 381H x567W x 772D mm

System weight

• Net weight: 23.5kg
• Gross weight: 25kg