Setup Elastic Load Balancing(ELB) in Amazon Web Services(AWS)

Quickly set up Amazon ELB(Elastic Load Balancing)

Amazon Web Services provides the facility of balancing and distributing the traffic equally on all the instances through ELB.Many instances are connected in ELB with one route.

Go To AWS Console.
Click on Load Balancer.

Define Load Balancer
1).   Click on “Create Load Balancer” in AWS Console.

2.a). Write the Load Balancer name.
2.b). EC2-Classic — Instances launched in EC2-Classic run in a flat network that you share with other customers.
EC2-VPC — Instances launched in EC2-VPC run in an virtual private cloud (VPC) that is logically isolated in your AWS account.
2.c). Listener configuration:Enter the port you want to pass through your listener.
Select EC2 .

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How To Purchase Amazon EC2 Reserved Instance

Quickly understand reserved instance before purchasing from here.

If you’ve purchased a on demand EC 2 instance and later realized that it would run for a course of time(for ex. 1 year,2 year), you can convert it into reserved instance to save few bucks. Remember reserved instance is just a pricing feature, and no actual conversion is done to your instance.

Here we go - 

  • The following details of the on-demand instance (which you are reserving) will be required – Platform,Instance Type,Availability Zone.
  • Click on the Purchase Reserved Instance Button in your AWS console.
  • Click on search after selecting the appropriate details.
  • Offering Type -
    Light Utilization RI’s – Lowest upfront price,ideal  for periodic workloads that only run for couple of hours a day.
    Medium Utilization RI’s – Higher upfront price than Light Utilization RIs, but a much lower hourly usage fee,best suited for workloads that run most of the time, but have some variability in usage.
    Heavy Utilization RI’s – Highest upfront price,lowest hourly rate,,suitable for instance that run 24 hours.

  • search_result
  • Here you go,you can see your purchased instance in the reserved instance tab on left side of the AWS console.

Congratulations ! You just saved some bucks.

Quickly Understand Amazon ElasticCompute 2 Instances On-Demand/Spot/Reserved

Amazon EC2 Instance Purchasing Options 

Amazon EC2 provides three different purchasing models that gives you the flexibility to optimize your costs.

  • Amazon EC2 Reserved Instances

Reserved Instance is just a pricing feature.You agree to purchase your instance for a particular term which may be 1,2 or 3 years.On purchasing you have to pay one time upfront price.

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