Will fix the exception as a part of this bug. Validating disk space when adding node to a cluster is not trivial and moved to a separate bug: https://bugs.launchpad.net/fuel/+bug/1483351
Will fix the exception as a part of this bug. Validating disk space when adding node to a cluster is not trivial and moved to a separate bug: https:/ /bugs.launchpad .net/fuel/ +bug/1483351