Vortex DDS

Find help with Vortex DDS products.

Known Issues In Vortex OpenSplice V6.9.x

New versions of Vortex OpenSplice are released on a regular basis.  This page lists all the known issues for Vortex OpenSplice V 6.9.x You may also want to read the following: Fixed bugs and changes for Vortex OpenSplice v6.9.x New Features in Vortex OpenSplice v6  

Fixed Bugs and Changes in Vortex OpenSplice 6.9.x

This page lists all the fixed bugs and changes in the Vortex OpenSplice 6.9.x releases. Regular releases of Vortex OpenSplice  contain fixed bugs, changes to supported platforms and new features are made available on a regular basis. There are two types of release, major releases and minor releases.  Upgrading Vortex OpenSplice contains more information about […]

Minimizing multicast usage in Vortex Café

The RTPS protocol and multicast communications Vortex Café uses the standard RTPS protocol to interoperably exchange data accross the network. The RTPS protocol is designed to take advantage of multicast communications for both: automatic discovery efficient data diffusion to several subscribers But, in some environments, multicast communications are not supported by the underlying network. In […]

Tuning the DDSI reliability protocol in Vortex Café

The RTPS protocol, defined in the DDSI specification, typically uses UDP transport. As the UDP protocol is not reliable, the RTPS protocol defines it’s own way to ensure reliable transmission of data from RTPS writers to RTPS readers when needed. This protocol can be tuned to improve latency, throughput or resource consumption depending the underlying […]

Creating and deleting a writer quickly causes sample loss

If you are creating and deleting a writer quickly it may cause sample loss. This explanation shows why creating and deleting a writer in short period of time may cause a loss of samples.   What happens when an application creates an entity When an application creates an entity, e.g. a DataWriter, it publishes samples […]

Vortex Fog vs Vortex Cloud

Wondering if you should choose Vortex Fog or Vortex Cloud? This article looks at some of the similarities and differences between the two. Vortex Cloud and Vortex Fog  are ADLinks’s implementations which allow Data Distribution Services (DDS) applications to communicate via the internet. Both product provides automatic discovery service and transparent routing service. What are […]

RLM Error initializing license system (-130)

When using the  Windows 64 bit Visual Studio 2015 Vortex OpenSplice  build a RLM Error initializing license system(-130)  error is seen. There is a known issue with Vortex OpenSplice V6.8.2 running on Windows 64 bit Visual Studio 2015 (the platform P738 buid).  When you try to start anything that requires a license checkout, for example […]

Introduction to DDS Security

This introduction to DDS security looks at why we need a security standard in the Data Distribution Service (DDS)  and gives an overview of its use. Introduction to DDS Security What prompted the need for the DSS Security standard? Many of Internet of Things systems are being built using DDS. These systems need to secure […]

Vortex OpenSplice ishapes example

The ishapes example is a visual example to show DDS in action. Vortex OpenSplice publishes and subscribes to different coloured shapes seen on the screen. [cmtoc_table_of_contents] Running the Vortex OpenSplice ishapes example What does the ishapes example show? The ishapes example is a visual example showing DDS in action.  It allows you to create a […]

How to Configure the DBMS Connect Service

In this article we will demonstrate how to configure the Vortex OpenSplice DBMS Connect service to work with MySQL on both Windows and Linux. The data-centric model utilised by DDS is a natural fit for the data-centric model utilised by relational database systems. DBMS Connect provides seamless integration between the two systems. It allows the […]