RTI Core Libraries and Utilities

Statuses changes

Note: This article applies to RTI Connext 6.1.0 and above. Connext DDS 6.1.0 has introduced some changes and new behaviors for statuses. This article introduces and clarifies some of those changes. First, let's explain some status definitions: Lost : This status indicates that one or more DDS ...
sgasquez
Mon, 08/02/2021 - 08:14
2379 reads — 0 comments

Understanding Instance States

This article explains what Instances and Instance States are, describes how they apply whether you use them or not, and clears up some common configurations affecting Instance States. ...
kieranb
Mon, 05/24/2021 - 04:57
2860 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
2825 reads — 0 comments

The Connext Installer on Linux Systems and Restrictive umask Settings

When using certain restrictive umask settings, the RTI Connext installer may cause the GNOME desktop environment to lock up and prevent access to the desktop environment of a device. You can work around this issue by setting a more permissive umask, running the installer, and restoring the restrictive umask afterward. ...
Ian Wiggins
Wed, 05/12/2021 - 08:03
1807 reads — 1 comment

How do I create a Connext DDS application with RTI Code Generator and build it on my embedded target with an Arm CPU?

This article describes the procedure to build and run Code Generator ( rtiddsgen ) examples directly on an embedded target. We will use a Raspberry Pi for this example, but the procedure is similar for other embedded targets. In order to build directly on the target, the target must include a ...
irwin
Thu, 07/23/2020 - 14:18
4933 reads — 3 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
3335 reads — 1 comment

Java JIT and RTI Connext DDS Java Application Real-Time Pitfalls

The Java JIT compiler is discussed in the following article: https://www.ibm.com/support/knowledgecenter/en/SSYKE2_8.0.0/com.ibm.java.vm.80.doc/docs/jit_overview.html As the article says, “The Just-In-Time (JIT) compiler is a component of the runtime environment that improves the performance of ...
irwin
Mon, 05/11/2020 - 14:19
1798 reads — 0 comments

Threading model when using Asynchronous Publishing

Using Connext DDS Professional, it is possible to configure your application such that the sending of a sample in calls like FooDataWriter_write is done by a separate thread (by default, the sending occurs in the thread calling to FooDataWriter_write ). This is accomplished using the Asynchronous ...
samr
Wed, 05/06/2020 - 00:13
3431 reads — 0 comments

Why do I get a PreconditionNotMetError when using plain_cast with FlatData?

The function plain_cast allows casting a buffer of bytes within a FlatData sample into a C++ instance of the type represented by that buffer. This allows for better performance and ease of use. However, for plain_cast to work, the data sample must meet a number of restrictions that essentially ...
jcpulido
Wed, 04/29/2020 - 03:13
2369 reads — 0 comments

Why is my Connext DDS application triggering 'PRESCstReaderCollator_storeSampleData:!deserialize' when trying to communicate with a newer version?

Note: Applies to RTI Connext 5.2.3 and before. Starting with Connext DDS 5.3.0 (also in 5.2.7) the number of locators that can be announced by a DomainParticipant increased from 4 to 16. However, older versions (5.2.3 or lower) only allow 4 locators to be announced as part of the Participant ...
Sandra Rodriguez
Fri, 02/14/2020 - 01:00
1897 reads — 0 comments

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