Product Advantages
30+ Global Availability ZonesUHost is available in 30+ availability zones across five continents worldwide, delivering consistent, high-quality cloud computing services for your global business.
Outstanding PerformanceSupports up to Intel Emerald Rapids CPUs, proprietary Network Enhancement 2.0, disk Binlog technology, and full-NVMe RSSD cloud disks — achieving up to 1.2M IOPS and 10M PPS network throughput.
Stable and Reliable99.95% availability SLA. Supports live kernel patching so the entire platform can be upgraded online during security events without restarting your instances.
Ready in MinutesA streamlined creation workflow combined with proprietary Blockstreaming technology means your cloud server goes from creation to accessible in under a minute.
Product Features
| Feature | UCloud |
|---|---|
| Configuration Flexibility | Supports up to 37 flexible configuration options, freely adjustable to precisely match your workload. |
| Fast Boot | Cloud server ready to use within 1 minute of creation. |
| Global Access Efficiency | GlobalSSH support eliminates lag during remote O&M operations. |
| Hot Upgrade | Select instance types support hot upgrade of CPU, memory, and bandwidth — no reboot required. |
| Data Protection | DataArk provides fully automatic backups with no impact on disk I/O; data can be restored to the exact second. |
| Live Migration | Supports 7×24 non-stop live migration — local data disks are preserved throughout. |
| Live Kernel Patching | Full live kernel patching support fixes host issues without rebooting, completely transparent to tenants. |
Product Function
Multiple Instance TypesChoose from General, High-Frequency, GPU, and Outstanding instance types. Stack on Network Enhancement, Hot Upgrade, and DataArk features to build the exact server your business needs.
- Elastic Scalability
Highly flexible configuration options — up to 64 vCPUs and 256 GB memory. Scale your instance up or down, or expand and contract overall resource capacity at any time.
- Mainstream Image Support
Choose from UCloud's standard images or upload your own. Standard images include CentOS, Ubuntu, Debian, Windows, and RedHat.
- High-Performance Disks
Supports standard local disks, standard cloud disks, SSD local disks, SSD cloud disks, and RSSD cloud disks — pick the type and size that matches your performance and availability requirements.
- VPC Private Network
Logically isolated network environment between tenants. Specify custom VPC CIDR blocks and create subnets to manage your cloud servers independently.
- Flexible Billing
Prepaid billing with hourly, monthly, and annual options. Annual subscriptions enjoy an 8.3× discount.
- Comprehensive Security
Full-stack protection including host intrusion detection, website vulnerability scanning, DDoS mitigation, security auditing, and data encryption — safeguarding your business at every layer.
- Stable and Reliable
UCloud guarantees 99.95% service availability and data durability of no less than 99.9999%.