Shared Memory

Configuring Shared Memory in Vortex OpenSplice

This article explains how you can configure shared memory in Vortex OpenSplice DDS.  There may be occasions when you need to alter the default settings. Vortex OpenSplice DDS can run in two different...

Memory Claim Denied Error

Memory claim denied errors may appear in the Vortex OpenSplice log file. This is a symptom of running out of shared memory. These are the steps to follow to troubleshoot this problem. Memory Claim Den...

Vortex OpenSplice Memory User Questions

This article contains some memory related, submitted Vortex OpenSplice questions that may prove useful to others. See the Vortex OpenSplice Homepage for more information, or the Vortex OpenSplice DDS...

Out of memory: unable to create message for Topic

I am trying to run OpenSplice DDS with the shared memory configuration and am creating a large topic. When I do this I am getting an error “Out of memory: unable to create message for Topic&#822...

Vortex OpenSplice Memory Statistics Tool – Mmstat

Vortex OpenSplice DDS has two different architectural structures that can be used at deployment time. The first is single process architecture where one or more DDS applications and the related servic...

Should I use use single process or shared memory?

OpenSplice DDS V6 offers the choice of two memory modes, Shared Memory and Single Process, which should I use?  OpenSplice DDS is highly configurable and when you are deploying your application you c...