RDS tip

These are estimates based on how much ram a mysql instance uses to sustain a connection. If you’re running heavy joins, etc these will increase a lot so use them as an upper limit.

• t1.micro: 34 connections
• m1.small: 150 connections
• m1.large: 640 connections
• m1.xlarge: 1263 connections
• m2.xlarge: 1441 connections
• m2.2xlarge: 2900 connections
• m2.4xlarge: 5816 connections