Solutions

How to generate code for a base and derived IDL in separate DLL files

Note: Applies to RTI Connext DDS 5.2.0 and above. RTI Code Generator has an option called -dllExportMacroSuffix <suffix> , which allows you to configure the macro suffix used to export type plugin symbols when building a Windows DLL. This feature is particularly useful if you want to place ...
Francisco Porcel
Mon, 07/31/2017 - 10:52
7133 reads — 0 comments

How to capture traffic if my Connext DDS applications are communicating through shared memory

Wireshark and tcpdump are very powerful tools which you can use to capture traffic. They may come in handy when debugging issues with your DDS applications. These tools can capture all kinds of packets: RTPS, UDP, TCP, IP… However, they cannot capture traffic if your applications are communicating ...
Francisco Porcel
Fri, 07/28/2017 - 07:38
47028 reads — 0 comments

Configuring DDS to mitigate performance degradation due to packet loss

If you are using Reliable communication, you could see a performance degradation due to packet loss and resending data sample fragments. This is more probable when using data bigger than 1500 Bytes (over Ethernet). In general, a DDS application using a transport such as UDPv4 splits data samples ...
sara
Wed, 07/19/2017 - 02:29
7412 reads — 0 comments

I am not receiving samples, could it be IP fragmentation?

What is IP fragmentation? IP Fragmentation occurs when the payload provided from the transport layer (typically UDP or TCP) exceeds the maximum payload that fits in a single Ethernet Frame (a.k.a. MTU). When the receiver NIC gets IP fragments, it stores them in a buffer until all the fragments are ...
Francisco Porcel
Wed, 07/05/2017 - 07:05
14389 reads — 0 comments

Error running RTI Launcher with Parallels Desktop on a Mac

When using Windows installed with Parallels Desktop on a Mac, you may run into trouble when starting RTI Launcher . This issue is related to the way Parallels Desktop sets up the user’s home. It attempts to use the Mac file system locations for the home directory. You can check which environment ...
Sandra Rodriguez
Wed, 06/28/2017 - 04:58
3227 reads — 0 comments

Modern C++ Request-Reply code example

The following is a simple example that shows how to use a Requester and a Replier in the RTI Connext Modern C++ Request-Reply API. The types used in this example have the following IDL definition: module directory_service { struct DirectoryRequest { string path; }; enum Result { OK, ...
alexc
Tue, 05/23/2017 - 10:40
7212 reads — 1 comment

Configuring the Copying of rti_workspace

This solution explains how to configure the copy behavior of the RTI workspace and the examples and configuration files it contains. ...
Fernando Garcia
Fri, 05/05/2017 - 15:14
6217 reads — 1 comment

Pages