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FusionSphere Cloud OS

FusionSphere provides an integrated, enterprise-class OS for migrating to fully virtualized and distributed IT infrastructure — a cloud-based infrastructure for today's most resource-intensive enterprise applications giving users secure access to applications and resources anywhere, anytime, and on any device.

Exploiting hardware- and software-based x86 virtualization, FusionSphere creates a virtual data center for each user. Transparently, FusionStorage and UltraVR components provide backup and disaster recovery services, ensuring resilient access while applications are in use and fast recovery from any fault or disruption.

Master the cloud and delight your users with fast, reliable, and secure access to IT services and applications powered by Huawei's FusionSphere Cloud OS

  • Efficient: Designed and tested for high-performance, high-availability, large-capacity resource clusters, extensibility, and customizable automatic management capabilities
  • Secure: End-to-end security protection, multiple disaster recovery options, and comprehensive defense mechanisms provided in FusionSphere's Trusted Platform Module
  • Converged for manageability: Centralized physical and virtual resource management, management of multiple data centers; a complete cloud OS solution for private, public, and hybrid clouds
  • Open for growth: OpenStack-based architecture, hardware, and software support with comprehensive APIs and rich embedded Systems Development Kit (eSDK) accommodate unbounded flexibility

Key Features

Highly Scalable Design

Maximum Number of Hosts Supported by a VRM Node


Maximum Number of VRM Sites that can be Cascaded


Maximum Number of Host Clusters Supported by a VRM


Maximum Number of VMs


Enterprise-class Server CPU Memory Capacity

Maximum Number of Logical CPU Cores per Physical Server


Maximum Physical Memory per Physical Server

12 TB

Maximum Number of VMs per Physical Server


Virtual Machines and vCPU Specs

Number of vCPUs Supported by a VM


Maximum Memory Capacity per VM

4 TB

Maximum Virtual Disk Capacity per VM

64 TB


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