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Merge "Deprecate unlimited compute actions"

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This commit is contained in:
Zuul
2026-02-26 16:59:31 +00:00
committed by Gerrit Code Review
parent 84046d1e3f efd61188c1
commit 6ae5459351
4 changed files with 112 additions and 39 deletions
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releasenotes/notes/deprecate-unlimited-max_concurrent_live_migrations-29c54c7eeb77041c.yaml
+26
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@@ -18,6 +18,24 @@ upgrade:
higher value explicitly before the upgrade. Please read the
`concurrency <https://docs.openstack.org/nova/latest/admin/concurrency.html>`__
guide for more details.
- |
The meaning of the 0 value of the config option
``[DEFAULT]max_concurrent_builds`` has been changed. In the past
it meant "unlimited" but actually it was limited by the oslo.messaging's
``executor_thread_pool_size`` config option. For eventlet mode "unlimited"
now means 1000 concurrent builds. For the native threading mode it is
now reduced to 10 native threads. Please also read the `concurrency
<https://docs.openstack.org/nova/latest/admin/concurrency.html>`__
guide for more details.
- |
The meaning of the 0 value of the config option
``[DEFAULT]max_concurrent_snapshots`` has been changed. In the past
it meant "unlimited" but actually it was limited by the oslo.messaging's
``executor_thread_pool_size`` config option. For eventlet mode "unlimited"
now means 1000 concurrent snapshots. For the native threading mode it is
now reduced to 5 native threads. Please also read the `concurrency
<https://docs.openstack.org/nova/latest/admin/concurrency.html>`__
guide for more details.
deprecations:
- |
The possible 0 value of the configuration option
@@ -26,3 +44,11 @@ deprecations:
default value, 1, of this config option. If more performant live migration
is needed, use the ``live_migration_parallel_connections`` config option
instead.
- |
The possible 0 value of the configuration option
``[DEFAULT]max_concurrent_builds`` is deprecated and will be
removed in a future release.
- |
The possible 0 value of the configuration option
``[DEFAULT]max_concurrent_snapshots`` is deprecated and will be
removed in a future release.