bhearsum, catlee, glandium, taras and rail have been working hard for the last few months at cutting our AWS bills by improving Mozilla RelEng's CI.
From looking at it, I can say that with the changes they have made we're roughly saving the 60-70% on our AWS bill.
If you see them, give them a big pat on the back, this is huge for Mozilla.
Here’s some of the projects that helped with this:
This work by Zambrano Gasparnian, Armen is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.