Cloudflare has mitigated a DDoS attack that peaked at a record-breaking 22.2 Tbps and 10.6 Bpps. The attack lasted just 40 seconds and is by far the largest ever mitigated.

https://www.bleepingcomputer.com/news/security/cloudflare-mitigates-new-record-breaking-222-tbps-ddos-attack/