Currently, the NameNode's name and edit dir are stored within the NodeManager local storage. Given the potentially performance critical nature of these storages (writing edit logs to disk can have significant performance impact), it can be desirable to configure these to e.g. a dedicated disk. Provide a way to override the default.
Currently, the NameNode's name and edit dir are stored within the NodeManager local storage. Given the potentially performance critical nature of these storages (writing edit logs to disk can have significant performance impact), it can be desirable to configure these to e.g. a dedicated disk. Provide a way to override the default.