ARR 2.0 was announced as being released and available to download earlier this week. It leverages IIS 7.0 and IIS 7.5 to give you a load balancing and content caching solution. It’s an interesting solution, especially if you start reconsidering how you architect your web farms. Here’s a listing of the features:
- HTTP based routing decisions built using rules that examine HTTP request information
- Sophisticated load balancing algorithms to determine appropriate servers to service the HTTP requests
- Health monitoring for live traffic and specific URLs to determine the health of servers with a set of configuration parameters provided to calibrate baseline server health
- Client affinity to direct all requests from a client to a specific server by using cookies.
- Host name affinity to streamline administration for Web servers and to create additional business opportunities.
- Management of multiple server farms to enable pilot management and A/B testing scenarios.
- Management and monitoring of all configuration settings and aggregated runtime statistics through IIS Manager interface.
- Support for Failed Request Tracing Rules
- Disk-based caching
- Cache hierarchy management
- Cache proxy node in CDN/ECN environment
- Caching compressed objects
- Browsing cached contents using IIS Manager
- Removing cached contents by matching URL patterns
- Overriding cache-control directives
- Warming up cache mode
- Intelligent byte-range support
- Intelligent live request support
- Caching while serving responses