96 lines
3.6 KiB
Markdown
96 lines
3.6 KiB
Markdown
# Alibaba Cloud ECS Product Overview
|
|
|
|
## Product Introduction
|
|
|
|
Alibaba Cloud ECS (Elastic Compute Service) is a secure, reliable, and elastically scalable cloud computing service that enables you to build stable and secure applications more quickly and economically, improve operational efficiency, and reduce IT costs.
|
|
|
|
## Core Features
|
|
|
|
### Elastic Scaling
|
|
- **Auto Scaling**: Automatically adjust computing resources based on business requirements
|
|
- **Load Balancing**: Support multiple load balancing strategies to ensure high availability
|
|
- **Elastic Scaling Groups**: Support automatic scaling based on metrics like CPU and memory usage
|
|
|
|
### Security and Reliability
|
|
- **Network Security**: Provide multi-layer security protection including VPC, security groups, and DDoS protection
|
|
- **Data Security**: Support encrypted storage, snapshot backup, and data recovery
|
|
- **Identity Authentication**: Integrate RAM permission management and support MFA multi-factor authentication
|
|
|
|
### High-Performance Computing
|
|
- **Multiple Instance Types**: General-purpose, compute-optimized, memory-optimized, storage-optimized, etc.
|
|
- **GPU Instances**: Support high-performance computing scenarios like deep learning and scientific computing
|
|
- **Network Optimization**: Provide high bandwidth and low latency network performance
|
|
|
|
## Use Cases
|
|
|
|
### Enterprise Applications
|
|
- Corporate websites and e-commerce platforms
|
|
- Enterprise management systems and office applications
|
|
- Database and middleware services
|
|
|
|
### Development and Testing
|
|
- Development environment setup
|
|
- Automated testing and continuous integration
|
|
- Code repositories and build services
|
|
|
|
### Big Data Processing
|
|
- Data analysis and mining
|
|
- Machine learning model training
|
|
- Stream data processing
|
|
|
|
## Technical Architecture
|
|
|
|
### Network Architecture
|
|
```
|
|
Internet → SLB → ECS → RDS
|
|
↓
|
|
Security Group
|
|
```
|
|
|
|
### Storage Architecture
|
|
- **System Disk**: Support SSD cloud disks and efficient cloud disks
|
|
- **Data Disk**: Support multiple storage types with independent mounting
|
|
- **Snapshot Backup**: Support incremental backup for quick recovery
|
|
|
|
## Best Practices
|
|
|
|
### High Availability Deployment
|
|
1. Deploy across multiple availability zones
|
|
2. Configure load balancers
|
|
3. Set up auto-scaling policies
|
|
4. Implement monitoring and alerting
|
|
|
|
### Cost Optimization
|
|
1. Choose appropriate instance specifications
|
|
2. Use reserved instance vouchers
|
|
3. Reasonably set elastic scaling
|
|
4. Monitor resource utilization
|
|
|
|
### Security Hardening
|
|
1. Regularly update security patches
|
|
2. Configure the principle of least privilege
|
|
3. Enable security group rules
|
|
4. Implement log auditing
|
|
|
|
## Pricing Strategy
|
|
|
|
### Pay-as-you-go
|
|
- Charge based on actual usage time
|
|
- Suitable for scenarios with unstable business volume
|
|
- Support releasing instances at any time
|
|
|
|
### Annual/Monthly Subscription
|
|
- Lower long-term usage costs
|
|
- Suitable for stable business scenarios
|
|
- Support multiple payment cycles
|
|
|
|
### Spot Instances
|
|
- Low price, suitable for batch processing tasks
|
|
- May be reclaimed, requiring fault-tolerant design
|
|
- Suitable for cost-sensitive non-critical businesses
|
|
|
|
## Summary
|
|
|
|
Alibaba Cloud ECS, as the core service of cloud computing infrastructure, provides enterprises with flexible, secure, and high-performance computing resources. By properly utilizing various features of ECS, enterprises can build stable and reliable cloud applications, achieving rapid business development and effective cost control.
|
|
|
|
Choosing appropriate instance specifications, implementing high-availability architecture, and following security best practices are key elements for successfully using ECS. |