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Nec express5800 tm800 nl Manual

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User Guide
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www.nec-computers.com
Sophisticated Array Monitoring Tools
Web-based Promise Array Management (WebPAM) software offers professional
management tools in a simple-to-use, straightforward format. Array configurations,
management and monitoring features are available via the web based interface.
Moreover, the FastTrak SX family supports industry standard SNMP so third party
management application integration is simplified.
Specifications
Controller Specifications
■ Four SATA ports at 1.5Gb/s (150 MB/sec)
■ Supports up to 1.6 terabytes of storage per controller (with four 400GB drives)
■ Dual controller support within a system
■ Low profile form factor ideal for 1U/2U servers
■ 32-Bit, 66 MHz PCI bus; PCI 2.2 compliant
■ Promise RAID Processor with integrated XOR engine for RAID parity
calculations and memory controller for local cache memory
■ 64MB onboard ECC cache memory
■ FRAM for RAID5 transaction log to avoid data corruption in the event of
application hangs
■ Built-in GPIO ports for enclosure management
RAID Levels Supported
■ RAID 5: Striped parity on 3-4 drives, ultimate data protection, capacity and
performance balance
■ RAID 10: Data mirrored then striped across four drives, for double drive failure
protection
■ RAID 1: Mirrored pairs of drives for data protection with increased read
performance
■ RAID 0: Data striped across 2-4 drives for increased performance but no data
protection
■ JBOD: Just a Bunch Of Drives: independent connected drives with no RAID inter-
connection
RAID Fault Tolerance and Robustness Features
■ Multiple logical drive support enables combining different RAID levels on one set
of disks
■ Online array expansion and RAID level migration to add capacity as needed
■ PerfectRAID™ technology for error handling and recovery of fatal media and disk
errors
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