I continue hunting my SQS performance white whale and learn that SQS hangs up every 80 messages.

We use AWS Simple Queue Service a lot. But man, the tail latency really sucks.

Our Django application connects to MySQL to store all of its data. This is a pretty typical setup. However, you may not know that establishing connections to MySQL is rather expensive.

MySQL Connections

I have written previously about controlling API response times -- we take it very seriously! One thing that …