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| ACS-61020 |
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The ACS-61020 RAID adapters build high-performance, low-cost, reliable and expandable desktop PCI Express™ RAID solutions. With the exclusively intelligent I/O processing, the adapters can deliver streamlined sustaining performance to support full HD video capturing and a variety of editing workflows. Its easy-to-use GUI, RAIDGuard X largely simplifies the RAID configuration and monitoring tasks. Featuring comprehensive RAID functions, including snapshot, and RAID 6, the ACS-61020 adapters can also support enterprise-level applications, such as document management systems, IP multimedia systems, or telecom systems. |
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Host interface
- PCI Express™ 2.5GHz x4, transfer rate up to 1GBps
- Low-latency data transfer by direct memory access (DMA)
Disk interface
- 4/8 3Gb/s Serial ATAII (SATA2) channels (ACS-61020-4/8)
- SFF-8088 (External SAS) connectors
- I2C enclosure management connectors
- Support ATA S.M.A.R.T. functions
- Support SATA NCQ and stagger spin-up
RAID controller specifications
- Intel XScale® Technology-based IOP333 64-bit 500MHz RISC processor with high-performance XOR/Multi- Parity engine
- Embedded DDR2-400 memory, ECC protected
- Support battery-backup protection
- 32KB NVRAM with real-time clock (RTC)
Firmware features
- Multiple RAID levels: 0, 1, 0+1, 5, 6, and JBOD (RAID 6: only for ACS-61020-8)
- Up to 4 independent RAID groups
- RAID capacity partitioning: up to 16 slices
- Support up to 64 LUNs
- Variable strip sizes (KB): 8, 16, 32, 64, 128, 256
- Selective initialization method with on-the-fly background initialization
- Support over-2TB volumes
- Online RAID group expansion
- Online RAID level migration
- Support write-back and write-through caching
- Selective and adaptive read/write optimization policies
- Disk lag proof technology to guarantee timely IO response
- Performance equalizer for optimal sustaining throughput
- Automatic drive insertion/removal detection and fast disk rebuilding
- Online bad block data recovery and reallocation
- Online disk scrubbing with data refresh and parity regeneration
- Disk health monitoring by S.M.A.R.T.
- NVRAM-based transaction log and auto parity resynchronization
- Array roaming and drive traveling with redundant on-disk meta data
- Dual firmware images for firmware recovery
- Array recovery to restore RAID configurations
- Support boot from RAID
- Enclosure components monitoring and control
Snapshot
- Snapshot for fast data backup and restore
- Mirror-split shot with background full-volume copy
- Support manual and scheduled snapshot creation
- Fast resynchronization by delta data tracking
- Support writable snapshot LUN
- Support up to 8 concurrent snapshot per source volume
Management
- Support both in-band and out-band management
- Support drive status LED indicators
- Support LCD panel for RAID management
- Support I2C through multi-lane cables
- Local menu console operation via RS-232 port and LCD panel
- Support RAID management by EFI and BIOS
- Support firmware upgrade via GUI
- Open API library for management integration
RAIDGuard™ X GUI
- Java-based GUI, cross-platform executable
- Support remote management
- Event logging to text file with event viewer
- Event notification by email (SMTP)
- Centralized multiple RAID system management
Supported platforms
- Windows 2000/2003/XP and Vista 32/64-bit (Miniport and Storport,WHQL certified)
- Linux 2.4, 2.5, 2.6 kernel
- Mac OS X (Mac G5 & Mac Pro)
- BIOS: support both legacy BIOS and EFI
Warranty
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