Hacker News Reader

It's made a massive difference to us; we've gone from 10 x 1x dynos to 2 x XL - it's done the following to our latency graph: http://i.imgur.com/BGKwGfp.png. Orange is perc99.

View on HN

So you changed from $0.50 / hour to $1.60 / hour. Did you first try with, say, 20 x 1x dynos (that would cost $1.00 / hour)?

Yep, but it didn't help like this did. I don't have graphs for you I'm afraid.

Thanks for sharing! Can you share your before and after web server configuration? Also what web server are you using, Unicorn?

Rails 4, Grape, Postgres. We use unicorn; went from 3 workers to 30, though I've not had time to tune this since.

Reply on news.ycombinator.com