In the previous chapter, where we took care of some critical infrastructure associated with our pilot DTR configuration during the installation process, we configured NFS backing for our DTR image storage. This provides a single common backend data store for large DTR images across all replicas in the cluster. This is particularly important for the proper functioning of Docker Enterprise Advanced version's image-scanning feature. Please note that, DTR backend storage is for the binary image layers. Other repository metadata is stored and replicated across the DTR replicas using rethinkdb. Other DTR replica settings for the cluster are stored in the cluster's etcd key/value store (ucp-kv).
To access DTR settings, log in ...
