Windows

Preparing Connext Applications for the Year 2038 Transition

Beginning with RTI Connext DDS 7.2.0 , RTI added support for operating beyond the Year 2038 time rollover issue. Systems running Connext DDS 7.2.0 or later can operate correctly through the year 2106. What Changed? To address the Year 2038 limitation, RTI updated how time values are represented: ...
avira
Wed, 05/13/2026 - 14:14
31 reads — 0 comments

Why DataWriter::write() execution time can grow with local multicast subscribers

Summary On Linux/Windows and potentially other operating systems, when a DataWriter sends data samples to a multicast address, the performance of the underlying UDP sendmsg() call varies depending on whether multicast DataReaders are located on the same local host. If there are no local, multicast ...
grayson
Fri, 08/01/2025 - 15:51
3742 reads — 0 comments

High CPU usage after SHMEM resources are removed by a third-party

The shared memory built-in transport in RTI Connext uses IPC segments and semaphores under the hood to perform DDS communication between DomainParticipants. It is important that those IPC resources are not destroyed while RTI Connext applications are using them. Failure to do so may result in ...
scardenete
Wed, 02/14/2024 - 08:41
3581 reads — 0 comments

Using .NET Framework with the New RTI Connext C# API

In 2020, Microsoft released .NET 5 with the goal of unifying the .NET world and effectively deprecating .NET Framework, .NET Core, and .NET Standard (in technical terms, .NET 5 is the evolution of .NET Core 3.1). Taking this into account, the documentation for the new RTI Connext C# API released in ...
scardenete
Mon, 10/04/2021 - 08:03
7818 reads — 0 comments

How to use the Real-Time WAN Transport

In Connext DDS Professional 6.1.0 and above, a new UDP-based transport is available for communicating over a wide area network (WAN). The Real-Time WAN Transport is a smart transport that enables secure, scalable, and high-performance communication over WANs, including public networks. Real-Time ...
grayson
Thu, 05/20/2021 - 13:03
6186 reads — 0 comments

Why didn’t all my project files upgrade when moving from Visual Studio 2017 to Visual Studio 2019?

Since Visual Studio 2019 is binary-compatible with Visual Studio 2017, the Visual Studio 2017 libraries are used with Visual Studio 2019. However, one significant difference between the Visual Studio 2017 and Visual Studio 2019 libraries involves the Platform Toolset. The default Platform Toolset ...
dstockdill
Wed, 07/08/2020 - 14:14
6067 reads — 1 comment

Advanced data access using Connector (Javascript)

Introduction RTI Connector offers a simplified API to Data Distribution Service. Different than the full DDS API, this lightweight API does not offer a one-to-one data mapping between the published or subscribed to datatype defined by the language (Javascript/Python). For example, if you use the C ...
fabrizio
Thu, 02/13/2020 - 14:49
4026 reads — 0 comments

Using Dynamic or Static Libraries with DDS Secure

When you link your application with the RTI Connext DDS libraries, you can choose whether to use dynamic or static linking. But what is the best approach if you want to use the DDS Secure plug-in? There are some situations that you need to be aware of and avoid. This article describes the possible ...
fabrizio
Wed, 03/27/2019 - 09:34
7220 reads — 0 comments

When do I need to send TypeCode or TypeObject?

Note: Applies to Connext DDS 5.x and above Sending TypeCode/TypeObject on the wire provides convenience over specifying the type via XML configuration, but has the disadvantage that more data must be sent during endpoint discovery. This can cause network congestion problems when the TypeCode/ ...
grayson
Thu, 03/14/2019 - 11:48
7735 reads — 0 comments

Why do I need to link against the dynamic Windows C Runtime in RTI Connext DDS 5.3.0?

Starting with Connext DDS 5.3.0, all Connext DDS libraries for Windows platforms (static release/debug, dynamic release/debug) now link with the dynamic Windows C Runtime (CRT). If you have previous Windows projects that were linking with the Connext DDS static libraries, it will be necessary to ...
Sandra Rodriguez
Fri, 04/13/2018 - 05:36
4723 reads — 0 comments

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