Configuring Ceph # Ceph daemons use /etc/ceph/ceph.conf by default for configuration. However, modern ceph clusters are initialized with cephadm, which deploys deach daemon in individual containers; then, how we can apply configuration changes to Ceph daemons? 1. Dynamic Configuration Injection 1 # Warning: it is not reliable; make sure that the changed parameter is active. Otherwise, use method 2. Use injectargs to inject configuration values into the existing values.