Danny Al-Gaaf is a Senior Cloud Technologist working for Deutsche Telekom. As a Ceph upstream developer he is a driver for using Ceph at Deutsche Telekom. For the last 15 years his professional focus has been on Linux and open source. He works actively in several upstream communities. Danny presented at several international conferences like Cephalocon, OpenStack Summit, German conferences, and Meetups on Ceph (e.g. Security, HA, librmb ...) and OpenStack topics in the last few years.