High Reliability
Three copies of data ensure 99.99999% availability and durability, and security.
High Performance
A disk can sustain up to 33,000 IOPS, and have a max. throughput of 350 MB/s and min. latency of 1 ms.
Flexibility
Ultra-large block storage (Max 32 TB per disk), dynamic online capacity expansion, and pay-per-use option.
Rich Features
Features include disk sharing, disk encryption, disk and server backups, and snapshots.
Application Scenarios
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High-Performance Computing
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Data Warehouses
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NoSQL/Relational Databases
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Enterprise Office Applications
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Dev & Test Environments
Dev & Test Environments
Applies to distributed file systems, such as Lustre and GPFS, which require high-performance storage. Ultra-high I/O EVS disks meet extremely high throughput and read/write speed requirements.
Advantages
Ultra-high Performance
Up to 33,000 IOPS and 350 MB/s throughput per disk
Ultra-low Latency
Down to 1 ms access latency
Multi-Terabyte Capacity
Up to 32 TB per disk
Data Warehouses
Applies to read-intensive applications such as Oracle RAC and SAP HANA. Ultra-high I/O EVS disks meet low latency and extremely high throughput and read/write speed requirements.
Advantages
Ultra-high Performance
Up to 33,000 IOPS and 350 MB/s throughput per disk
Ultra-low Latency
Down to 1 ms access latency
Multi-Terabyte Capacity
Up to 32 TB per disk
NoSQL/Relational Databases
Applies to read/write intensive databases such as MongoDB, Oracle, SQL Server, MySQL, and PostgreSQL. Ultra-high I/O EVS disks meet low latency and extremely high read/write speed requirements.
Advantages
Ultra-high Performance
Up to 33,000 IOPS and 350 MB/s throughput per disk
Ultra-low Latency
Down to 1 ms access latency
Multi-Terabyte Capacity
Up to 32 TB per disk
Enterprise Office Applications
Applies to enterprise office applications such as SAP, Microsoft Exchange, and Microsoft SharePoint. High I/O EVS disks meet diverse enterprise office requirements.
Advantages
High Reliability
Three copies of data, ensuring 99.99999% data durability
High Scalability
Capacity expansion with linear performance scaling
Multi-Terabyte Capacity
Up to 32 TB per disk
Dev & Test Environments
Applies to development and test environments. Common I/O EVS disks meet development and test environment requirements.
Advantages
High Reliability
Three copies of data, ensuring 99.99999% data durability
High Scalability
Capacity expansion with linear performance scaling
Multi-Terabyte Capacity
Up to 32 TB per disk
Functions
Rich Specifications
EVS provides common I/O, high I/O, and ultra-high I/O disk types to meet different service requirements.
Common I/O EVS Disks
Suitable for scenarios that feature few transactions and require large capacity and normal read/write speed.
High I/O EVS Disks
Suitable for scenarios that require high performance, high read/write speed, and real-time data storage.
Ultra-high I/O EVS Disks
Suitable for intensive read/write scenarios that require extremely high performance and read/write speed, and low latency.
Elastic Scalability
Each EVS disk can be expanded up to 32 TB in 1 GB increments.
On-Demand Capacity
Each EVS disk has an initial capacity of 10 GB, and can be expanded in 1 GB increments.
Linear Performance Scaling
Linear performance scaling can be achieved with capacity expansion.
Security and Reliability
Distributed storage and encryption ensure reliability and protection of data.
Three Copies of Data
Distributed storage with multiple data replicas ensures 99.99999% availability.
Data Encryption
System disks and data disks support data encryption with zero application awareness.
Backup and Restoration
Any EVS disk or server can be backed up to prevent incorrect data caused by application exceptions or attacks.
Disk Backup
EVS disks support point-in-time backups, ensuring data security and correctness and service continuity.
Server Backup
Servers can be backed up.
Real-Time Monitoring
EVS supports real-time monitoring of health and running status of disks through Cloud Eye.
Performance Data Monitoring
The read/write speeds and throughput of EVS disks can be monitored in real time.
Alarm Rules
EVS supports user-defined alarm rules and automatic reminders.
Recommended Configurations
Ultra-high I/O EVS Disks
For scenarios requiring ultra-high I/O, ultra-large throughput, and ultra-low latency.
- Specifications
- Max. IOPS per disk 33,000
- Max. throughput per disk 350 MB/s
- Read/write latency 1 ms
- Max. capacity per disk 32 TB
- Data durability 99.99999%
- Scenarios
- High-Performance Computing
- Data Warehouses
- NoSQL
- Relational Database
High I/O EVS Disks
For scenarios requiring high I/O, large throughput, and low latency .
- Specifications
- Max. IOPS per disk 5,000
- Max. throughput per disk 150 MB/s
- Read/write latency 1 ms to 3 ms
- Max. capacity per disk 32 TB
- Data durability 99.99999%
- Scenarios
- Enterprise Applications
- Large and Medium-scale Development and Test
- Web Server Log
Common I/O EVS Disks
For scenarios with fewer transactions and requiring large capacity, and normal I/O and latency.
- Specifications
- Max. IOPS per disk 2,200
- Max. throughput per disk 90 MB/s
- Read/write latency 5 ms to 10 ms
- Max. capacity per disk 32 TB
- Data durability 99.99999%
- Scenarios
- Office Applications
- Small-scale Development and Test
