From 8ccbd241615e7e276d1009b6b6a4b50098d04ae4 Mon Sep 17 00:00:00 2001 From: Vilas Kumar Chitrakaran Date: Thu, 9 Nov 2023 08:43:48 +0000 Subject: [PATCH] docs: Applies minor edits to LDA --- process/lda.md | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/process/lda.md b/process/lda.md index 75b0ff8..fa3cf83 100644 --- a/process/lda.md +++ b/process/lda.md @@ -15,8 +15,7 @@ Vilas Chitrakaran, April 2018 ## Introduction This technical note describes a foundational architectural pattern for designing large distributed systems (sometimes called -industrial internet of things - IIoT) with the [Data Distribution Service (DDS)](https://en.wikipedia.org/wiki/Data_Distribution_Service) -communication standard. The key idea of 'Layered Databus Architecture' advocated by +industrial internet of things - IIoT). The key idea of 'Layered Databus Architecture' advocated by [RTI](https://www.rti.com/blog/2017/01/31/2nd-version-of-the-industrial-internet-reference-architecture-is-out-with-layered-databus) is described, followed by five specific ways to improve reliability of systems that use such an architecture. The contents of this technical note are derived from my notes from a webinar organised by RTI. @@ -38,7 +37,9 @@ Each layer of the databus has the following implementation characteristics: the hospital to another even through regions with no connectivity) - Applications and devices have no knowledge of each other. They function by publishing and subscribing data over 'topics' that are well known throughout the system. -- Components are loosely coupled and the databus (underlying DDS protocol) automatically discovers them during runtime. +- Components are loosely coupled and the databus automatically discovers them during runtime. + +Mature communication standards such as [DDS](https://en.wikipedia.org/wiki/Data_Distribution_Service) as well as newly evolving new frameworks such as [Zenoh](https://zenoh.io/) support these characteristics. ![Databus Architecture](../media/lda_databus.png "databus architecture")