Why we run per-site cgroups instead of Docker-per-site
A boring Linux primitive that costs almost nothing turns out to give better isolation than the obvious choice.
CubitRace
We published our benchmark methodology. Here is the raw k6.
Every hosting company claims speed. Most refuse to publish how they measured it. Here is ours, in full, with the k6 scripts and raw output.
Edge TLS at scale: how Caddy on-demand kept us out of Let's Encrypt jail
When your customers add hundreds of custom domains a week, the path through the LE rate-limiter is not the marketing tour.
News
Coming soon
This is CubitRace, a brand new site by CubitRace that's just getting started. Things will be up and running here shortly, but you can subscribe in the meantime if you'd like to stay up to date and receive emails when new content is published!