Tool description

The RAID Array Calculator is a comprehensive tool for calculating storage capacity, redundancy, and performance characteristics of various RAID (Redundant Array of Independent Disks) configurations. It supports both uniform disk sizes and mixed disk configurations, providing detailed analysis of capacity utilization, fault tolerance, and performance metrics for different RAID levels.

Features

  • Multiple RAID Types Support: Calculate configurations for RAID 0, 1, 5, 6, 10, 01, 50, 60, and JBOD
  • Flexible Disk Configuration:
    • Uniform disk sizes with configurable count and capacity
    • Individual disk configuration with different sizes per disk
  • Comprehensive Analysis:
    • Total and usable capacity calculations
    • Storage efficiency percentages
    • Redundancy overhead visualization
    • Fault tolerance assessment
  • Performance Metrics: Read and write performance characteristics for each RAID type
  • Visual Capacity Breakdown: Progress bar showing usable vs redundancy overhead
  • Disk Utilization Analysis: Shows how efficiently each disk is used in mixed-size configurations
  • Real-time Validation: Automatic error checking for invalid RAID configurations
  • Capacity Formatting: Automatic conversion between GB, TB, and PB units

Use cases

  • System Administrators: Plan storage infrastructure and evaluate different RAID configurations for servers and storage arrays
  • IT Professionals: Calculate storage requirements and redundancy needs for enterprise environments
  • Data Center Planning: Determine optimal RAID configurations for different workloads and reliability requirements
  • Storage Architects: Design storage solutions with appropriate performance and fault tolerance characteristics
  • Budget Planning: Understand storage efficiency and redundancy costs for different RAID levels
  • Hardware Procurement: Evaluate disk purchase decisions and capacity planning for mixed disk environments
  • Educational Purposes: Learn about RAID technology and understand the trade-offs between different configurations
  • Disaster Recovery Planning: Assess fault tolerance capabilities and plan for disk failure scenarios