---
upgrade:
  - |
    Default values of the following parameters have been changed to avoid
    using too many processes or threads in node with many cores.

    - ``cloudkitty::orchestrator::max_workers`` now defaults to
      the ``os_workers`` fact.
    - ``cloudkitty::orchestrator::max_workers_reprocessing`` now defaults to
      the ``os_workers`` fact.
    - ``cloudkitty::orchestrator::max_threads`` now defaults to `16`.