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Nov 16, 2022
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Note queuing default change in changelog #7314

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Note queuing default change in changelog
gjoseph92 Nov 16, 2022
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discussion link
gjoseph92 Nov 16, 2022
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fixup
gjoseph92 Nov 16, 2022
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Fix typo
crusaderky Nov 16, 2022
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10 changes: 10 additions & 0 deletions docs/source/changelog.rst
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Expand Up @@ -6,6 +6,16 @@ Changelog

Released on November 15, 2022

.. note::

This release changes the default scheduling mode to use :ref:`queuing <queuing>`.
This will significantly reduce cluster memory use in most cases, and generally
improve stability and performance. `Learn more here <https://www.coiled.io/blog/reducing-dask-memory-usage>`_
and please provide any feedback `on this discussion <https://github.com/dask/distributed/discussions/7128>`_.

In rare cases, this could make some workloads slower. See the :ref:`documentation <adjust-queuing>`
for more information, and how to switch back to the old mode.

New Features
^^^^^^^^^^^^
- Add ``ForwardOutput`` worker plugin to forward ``stdout`` and ``stderr`` to client. (:pr:`7297`) `Hendrik Makait`_
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4 changes: 2 additions & 2 deletions docs/source/scheduling-policies.rst
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Expand Up @@ -264,8 +264,8 @@ Adjusting or disabling queuing
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

*It's rare to need to adjust queuing. The default value works well for almost all cases.
Only advanced users wanting to tune performance in unusual cases might consider adjusing
this parameter.*
*Only advanced users wanting to tune performance in unusual cases might consider
*adjusting this parameter.*

Queuing behavior is controlled by the ``distributed.scheduler.worker-saturation`` config
value. This is set via the :doc:`Dask configuration system <configuration>`. The config
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