Dual-Node Servers: High Availability & Fault-Tolerant Performance
| eature | OCDS5000B-W |
| SCU Form factor | 4U，24 Bays |
| Maximum HDD | 480 |
| Maximum original capacity | 2400TB |
| Number of controllers | 2 |
| Controller mode | Active-Active |
| Memory | 16GB-512GB |
| Write cache | Support write cache mirroring, power failure zero data loss |
| EXP Form factor | 4U，24 Bays |
| Supported storage protocols | FC、 iSCSI、 NFS、CIFS |
| Network Interface | 1/10Gbps Ethernet、8/16Gbps FC |
| Back-end Interface | Four x4 12Gb，SAS3.0 |
| Maximum number of front-end host ports | 8*GE+16*GE/8*10GE/8*FC |
| Ports | 2*VGA/4*USB/2*RS232/2*FE |
| HDD | 1-16TB 3.5inch SATA / SAS HDD/ 1-16TB 2.5inch SAS HDD/ SAS SSD |
| RAID Level | RAID 0、1、5、6、10 |
| RAID features | Supports RAID striping, reconstruction, Delta reconstruction, and automatic delta synchronization. Supports multiple disk media errors, write recovery under read error, and permanent metadata protection for RAID groups |
| Other features | Self-start when power on, power on hard disk one by one, hard disk locate and alarm, every hard disk slot power control, SFF8644 signal enhancement, fan regulation by temperature |
| Snapshots (LUN) | 1024 |
| LUN | 1024 Logical volume |
| A file system | 128TB |
| Data protection | Snapshots ， LUN copy，Remote replication |
| Storage management | Multipath management, centralized device management |
| Hypervisor features | KVM,VMware，XenServer，Hyper-V |
| BBU | Super capacitor or power lithium battery module |
| Fans | 1+1 High power turbofan |
| Power Input | AC 100V~127V/200V~240V; 60Hz/50Hz |
| Power module | 1+1 550W,optional 800W / 1200W |
| Ambient Temperature | 10–35°C (50–95°F) while operating; |
| -40 – 55°C(-40 – 135°F) while in storage, according to the surroundings. | |
| Relative humidity | 10%RH～90％RH |
| Size(W×H×D) | 440mm x 175mm x 680mm |
| Weight (No hard disk) | Gross weight: 31.00kg |
| Net weight: 30.00kg |
Enterprise-Class Storage Hardware Platform
■ Data Center-Grade High Availability
Fully redundant modular controller architecture
Intel 64-bit multi-core server platform with ECC DDR memory support
64-bit storage OS optimized for multi-core performance
Guaranteed 24/7 stable operation
■ Advanced Power Protection
Embedded BBU module safeguards write cache during power outages
Optimizes sequential video write traffic, reducing disk I/O by >75%
Significantly extends disk lifespan by minimizing wear
■ Redundant Power Design
High-efficiency 1+1 redundant hot-swappable power modules
Automatic failover during power failures
Supports online replacement without downtime
■ Intelligent Cooling System
Fully redundant hot-swap fan modules with failover capability
Dynamic fan speed adjustment for optimal thermal management
Energy-efficient operation with real-time temperature monitoring
■ Power Efficiency Features
High-efficiency DC-DC conversion minimizes power loss
■ Innovative Data Protection
Delta Reconstruction: Optimized rebuild process for temporarily offline disks
Delta Synchronization: Smart sync that only updates changed blocks
Read Error Correction: Automatic repair during read operations
RAID 2.0 Technology: Metadata protection with disk separation
RAID Roaming: Seamless migration while maintaining data integrity
■ Vibration Control
Anti-vibration chassis design minimizes HDD interference
Specialized dampening drive brackets absorb rotational vibration
■ Intelligent Power Management
Staggered HDD power-on sequence reduces inrush current
Automatic system recovery after power anomalies
■ Advanced Monitoring
NMI (Non-Maskable Interrupt) for critical failure protection
Comprehensive alert system: LED, buzzer, email, and SMS notifications
■ Auto-Recovery Features
Automatic restart after power failure for quick service restoration
