AWS Limits

Posted on Posted in AWS

Amazon Web Services Soft Limits – they are the limits by default but this can be increased by sending a request to Amazon

IAM

  • 100 Groups 
  • 250 Roles
  • 5000 users

RDS

  • 40 DB instance
  • 100 TB Total Storage
  • 35 days maximum backup
  • DynamoDB
    • 400kb item limit size
    • 1 read unit – 4kb
    • 1 write unit – 1kb
    • Batch Operations – 16mb
    • 3 geographic locations
    • Scan maximum – 1mb
      • local secondary index – size of all indexed items = 10gb or less
  • Aurora DB
    • retains 6 copies (3 Az with 2 copies)

S3

  • 100 Buckets per account
  • 5 TB size limit per bucket

EC2:

  • 50 instances per region
  • 500 Security group
  • 100 Rules per security group
  • 5000 key pairs

VPC:

  • 5 Elastic IP
  • 5 VPC per region
  • 5 internet gateway
  • 5 NAT Gateways
  • 50 customer gateway per region
  • 50 VPN connection
  • 50 outbound/inbound per group
  • 200 subnet
  • 200 routes per table

CloudWatch

  • Store metrics after deletion: 2 weeks.

Regions

  • There are west-east and central regions

AWS Support Service Level

  • Basic
  • Developer – non critical – 12 hrs, general – 24 hrs
  • Business – Business impaired issues : 4 hour response time, business down – 1 hour response
  • Enterprise – Critical problem : 15 minutes response time

Underlying AWS you can Access:

  • Elastic Map Reduce
  • Elastic Beanstalk
  • OpsWork
  • EC2

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