---
features:
  - |
    New decorator ``unstable_test`` is added to ``tempest.lib.decorators``.
    It can be used to mark some test as unstable thus it will be still run
    by tempest but job will not fail if this test will fail. Such test will
    be skipped in case of failure.
    It can be used for example when there is known bug related which cause
    irregular tests failures. Marking such test as unstable will help other
    developers to get their job done and still run this test to get additional
    debug data or to confirm if some potential fix really solved the issue.