An IoT (Internet
of Things) setup has devices connected to the internet catering to multiple use
case scenarios. These can be monitoring of assets, executing tasks and services
to support day to day human requirements, ensuring life & safety through
alerts and responses, city infrastructure management through command control
centers for emergency response, enabling efficient governance through process
automation, provisioning healthcare and enabling sustainable energy management thereby
addressing environment conservation concerns.
A platform which
caters to all above use cases from devices and sensors to management
functionalities qualifies to be a Smart city platform.
Cloud computing
is a popular service that comes with many characteristics and advantages. Basically,
cloud computing is like DIY (Do It Yourself) service wherein a user/consumer
can subscribe to computing resources based on demand/requirement whilst the
services are delivered entirely over the Internet.
IoT and Cloud
computing go hand-in-hand though they are two different technologies which are
already part of our life. Both being pervasive qualifies them as the internet
of future. Cloud merged with IoT together is foreseen as new and disruptive
paradigm.
Just like cloud
is available as a service, whether it is infrastructure, platform or software
.Similarly IoT is seen as every(thing) as a service for future since it also
fulfills the smart city initiative. First and foremost requirements of any IoT platform
for smart city is on demand self-service which enables usage based subscription
to computing resources(hardware) that manage and run automation , platform
functions, software features and algorithms that form part of city management
infrastructure.
Characteristics
of such an IoT on Cloud scenario are …
· Broad network access- to enable any
device connectivity whether it is laptop, tablet, nano/micro/pico gateways or actuators
or sensors.
Resource pooling - for on demand access of compute resources like assign identity to device in pool.
Rapid elasticity - to enable quickly edit software features providing elastic computing- storage & networking demands.
Measured service - pay for only resources and or services used based on duration/volume/quantity of usage.
Resource pooling - for on demand access of compute resources like assign identity to device in pool.
Rapid elasticity - to enable quickly edit software features providing elastic computing- storage & networking demands.
Measured service - pay for only resources and or services used based on duration/volume/quantity of usage.
Advantage of any
IoT Cloud setup is that it doesn’t involve upfront CAPEX from a service
consumer point of view in terms of building entire infrastructure from ground
zero. Rather it is based on subscribe-operate-scale-pay model. This enables
stakeholders and decision maker’s instant access to actual environment which
helps them gauge prospective investment and expenditure at the same time
technology teams are geared up to anticipate which component of the IoT setup
needs to be scaled rather than replicating entire setup to fulfill growing
demands.
Dockers (which are
basically containers having associated compute, storage and software module
with runtime environments required to run software module of overall software)
and Micro services (are independent services having own data persistence and
dependency software elements which can run independently or provide service to
monolithic systems) are some of the features that help manage scalability aspect
of IoT platform on cloud catering to smart city use case. Individual modules
and components within IoT platform can be preconfigured as Dockers and Micro
services. Once there is traction on the
platform, respective Docker or Micro services gets provisioned to handle surge
in data traffic thus individual functionality of the platform becomes
horizontally scalable. Hence to address such ad-hoc scalability requirements,
unlike monolithic systems wherein entire platform needs replication, here only
individual module of the platform can be scaled which saves substantial
resources and OPEX for stakeholders.
This platform
architecture can be implemented on a cloud infrastructure reusing legacy
hardware or over commodity computing infrastructure.
Any smart city
deployment of IoT platform demands fail safe high availability setup. As a
result computing infrastructure has to be clustered (grouping of similar
functional units/modules within software system).With the surge in number of
clusters and Dockers of each functional modules, managing such disparate
clustered environments becomes a challenge. Technologies such as Kubernetes and Mesos address these challenges.
Mesos and
Kubernetes enable efficient management, scalability and optimization of Dockers
micro services and APIs which are exposed as PaaS or SaaS over cloud infrastructure,
thereby fulfilling on- the- fly auto scaling demands from service consumers.
Pacific controls
Galaxy2021 platform built using open source technologies has adopted most of
the above mentioned technologies and best practices. This forms a unique value
proposition enabling early adoption to latest technology innovations in the
open source world that is either related to IoT or cloud computing. Galaxy2021
platform is horizontally scalable and is capable to manage disparate IoT
applications of various stakeholders. It can handle high volume data
communication originating at a high frequency from various sensors devices and
gateways installed across various smart city assets.
Galaxy2021 Platform
has been deployed and available on different cloud infrastructures in public,
private and hybrid models catering to customers ranging from Government, Utility
companies to OEMs across Middle-East, US and Oceana.
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