Filesystem storage driver
An implementation of the storagedriver.StorageDriver interface which uses the local filesystem.
rootdirectory: (optional) The absolute path to a root directory tree in which to store all registry files. The registry stores all its data here so make sure there is adequate space available. Defaults to/var/lib/registry. If the directory does not exist, it will be created honoringumaskbits. Ifumaskbits are not set, the resulting permission will be0777.maxthreads: (optional) The maximum number of simultaneous blocking filesystem operations permitted within the registry. Each operation spawns a new thread and may cause thread exhaustion issues if many are done in parallel. Defaults to100, and cannot be lower than25.