Due to an influx of spam, we have had to temporarily disable account registrations. Please write an email to accountsupport@archlinux.org, with your desired username, if you want to get access. Sorry for the inconvenience.
Our API endpoint was being abused by a malicious user which send about 20 req/s, as php-fpm uses a pool of workers this easily over burdens them and also gives the server a constant 100% CPU load.
Applying a rate limit succesfully negates this issue.