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[22706] Warn about XTypes in Fast DDS v3 #1021

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Jan 29, 2025
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[22706] Warn about XTypes in Fast DDS v3 #1021

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2 changes: 1 addition & 1 deletion code/DDSCodeTester.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -970,7 +970,7 @@ void dds_domain_examples()

pqos.properties().properties().emplace_back(
"fastdds.type_propagation",
"enabled");
"disabled");
//!--
}
}
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2 changes: 1 addition & 1 deletion code/XMLTester.xml
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Expand Up @@ -3277,7 +3277,7 @@
<properties>
<property>
<name>fastdds.type_propagation</name>
<value>enable</value>
<value>disabled</value>
</property>
</properties>
</propertiesPolicy>
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2 changes: 1 addition & 1 deletion docs/fastdds/property_policies/non_consolidated_qos.rst
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Expand Up @@ -509,4 +509,4 @@ The different property values have the following effects on the local |DomainPar
:language: xml
:start-after: <!-->TYPE_PROPAGATION_PROPERTY<-->
:end-before: <!--><-->
:lines: 2-4,6-16,18-19
:lines: 2-4,6-17,19-20
5 changes: 5 additions & 0 deletions docs/fastdds/troubleshooting/troubleshooting.rst
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Expand Up @@ -44,3 +44,8 @@ issues.

* If having problems with transmitting **large samples such as video or point clouds**, please refer to
:ref:`use-case-largeData`.

* Fast DDS v3 introduced the new feature :ref:`XTypes<dynamic-types>`, which allows to discover remote types.
In consequence, discovery traffic can be increased during start up.
If you are experiencing high load during discovery, try disabling the new feature.
Please refer to :ref:`disable type propagation<property_type_propagation>` to learn how to do it.
6 changes: 6 additions & 0 deletions docs/notes/migration_guide.rst
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Expand Up @@ -10,6 +10,12 @@ Migration Guide to Fast DDS v3
This document aims to help during the migration process from eProsima *Fast DDS version* 2 to *Fast DDS version* 3.
For more information about all the updates, please refer to the :ref:`release notes <release_notes>`.

.. warning::
Fast DDS v3 introduces a new feature :ref:`XTypes<dynamic-types>` that allows to discover remote types.
In consequence, discovery traffic can be increased during start up.
If you are experiencing high load during discovery, try disabling the new feature.
Please refer to :ref:`disable type propagation<property_type_propagation>` to learn how to do it.

Migration Steps
---------------

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