Elastic Load Balancer

APPLICATION LOAD BALANCER(100-1000 Server)

NETWORK LOAD BALANCER(1001-* Server)

CLASSIC LOAD BALANCER (0-100 Server)

It operates on Layer 7 It operates on Layer 4 It operates on Layer 7 and Layer 4
Its supports HTTP/ HTTPS (Internet) Its supports TCP/UDP/TLS It supports on HTTP/ HTTPS/ TCP/ TLS
Supports path-based routing, host-based routing, query string parameters-based routing and source IP-address based routing. It offers ultra-high performance, Low latency a TSL offloading at scale. Old generations not recommended for new applications.
Operates on request level. Operates on the connection level. It operates on both the request level and the connection level.
Supports IP addresses, Lambda Functions and containers as targets. Supports UDP and static IP addresses as targets. Use for existing applications running on EC2-Classic.
Provide load balancing to multiple ports on an instance Provide load balancing to multiple ports on an instance NA

 

Define Response Time,Interval,Unhealthy Threshold and Healthy Threshold

1. Define Load Balancer
2. Assign Security Groups
3. Configure Security Settings
4. Configure Health Check
5. Add EC2 Instances
6. Add Tags
7. Review
 
 

Responce Time ->2 Sec

Interval->5 Sec

Unhealthy Threshold 2 times

Healthy Threshold 2 Times