Slow Treeherder, Fast Treeherder

Oct 3131, 2016

Mozilla Treeherder Performance

Just wanted to talk about some recent performance improvements we’ve made recently to Treeherder:

There’s more to come, but with these changes Treeherder should be faster for everyone to load. It should be particularly noticeable on try pushes, where the last item was by far the largest bottleneck. Here’s a youtube video of the changes:

The original is on the left. The newer, faster Treeherder is on the right. Pay particular attention to how much faster the job information populates.

Moral of the story? Optimization can be helpful, but it’s better if you can avoid doing the work altogether.