Vortex DDS

Find help with Vortex DDS products.

Tweaking durability service performance

About the durability service The durability service is one of the services that can be configured when deploying a federation. At most, one durability service can be configured per federation. However, since a system typically consists of multiple federations, multiple durability services may be deployed in a single system. The durability service has two main […]

Known Issues in Vortex Cafe

Below are known issues in Vortex Cafe. See this article for Fixed Bugs and Changes in Vortex Cafe. When using DDS Security, activating only some RTPS protection but no data nor metadata protection does not prevent write privileges escalation. When rtps_protection_kind is set to SIGN, ENCRYPT, SIGN_WITH_ORIGIN_AUTHENTICATION or ENCRYPT_WITH_ORIGIN_AUTHENTICATION, the whole RTPS messages are signed […]

Using OpenSplice DDS with Python

Do you want to model your DDS applications in Python? This article explains how to start using OpenSplice DDS with Python. OpenSplice DDS comes with a Python DCPS API that provides Python classes allowing you model your DDS application using Python. The Python DCPS API is a native Python binding that supports full DDS functionality. […]

Controlling the DDSi Networking Service Ports

There may be cases where you need to know what ports the DDSi networking service uses. For example if you are using a firewall you will need to open these ports so communication can take place. This article explains how you can work out these values. In order for the participants in a domain to […]

How can I connect to multiple DDS domains?

This article explains the steps you need to take to connect one application to multiple DDS domains using Vortex OpenSplice. Using DDS in multiple domains For two DDS applications to communicate with each other they need to join the same DDS domain. Occasionally your application may need to receive data from one domain and send […]

Creating Topics in the Data Distribution Service (DDS)

Creating topics in the Data Distribution Service explores how to make a topic to allow you to send data around the system. The Data Distribution Service (DDS) sends data to the components that need it. Topics are the basic unit of information that the DDS system reads and writes. To allow data to flow around […]

Gathering Vortex OpenSplice statistics

When you are developing a DDS system you may want to gather Vortex OpenSplice statistics to help you tune the system. This article explains how to do this. Various statistics can be generated by Vortex Open Splice. These will help you analyse and tune application behaviour while you are developing the system. By default statistics […]

Fixed Bugs and Changes in Vortex Lite V1.x

New releases of Vortex Lite are made available on a regular basis. These releases contain bug fixes and enhancements to the functionality.  This page lists the changes made in Vortex Lite in each release. Also see fixed bugs and changes in Vortex Lite V2.x Fixed bugs and changes in Vortex Lite V1.x Changes in Vortex […]

Known Issues In Vortex OpenSplice V6.10.x

New versions of Vortex OpenSplice are released on a regular basis.  This page lists all the known issues for Vortex OpenSplice V 6.10.x You may also want to read the following: Fixed bugs and changes for Vortex OpenSplice v6.10.x New Features in Vortex OpenSplice v6 Known Issues in Vortex OpenSplice V6.10.x Operating System/Platform Related Issues […]

How to use LogRotate to limit the size of OpenSplice log files

This article describes how to use LogRotate to limit the size of the OpenSplice log files. This will ensure that the files do not grow too large. The Vortex OpenSplice middleware can produce a number of different trace and log files which allow you to find out what is going on in the system. The […]