differences between edge, fog, and cloud computing

December 25, 2020 - Less than a minute read

Fog computing was first created by Cisco with a goal to extend cloud computing to the edge of a company’s network. The main focus of doing so is to reduce the amount of data sent to the cloud. By storing and processing data using cloud technology, we have liberated ourselves from the relentless trouble of accessing data in a limited manner. Edge computing mostly occurs directly on the devices to which the sensors are connected or a gateway device that is in the proximity of the sensors. Cloud Layer: Industrial big data, business logic and analytics databases and data “warehousing” 2. The internet has transformed from a mere source of information to the data feeding mechanism aiding high-end computational power. Fogging enables repeatable structures in the edge computing concept so that enterprises can easily push compute power away from … Most enterprises are familiar with cloud computing since it’s now a de facto standard in many industries. The general term of edge computing covers th… Cloud, fog and edge computing may appear similar, but they are different layers of the IIoT. Edge computing places intelligence and processing power in devices such as embedded automation controllers. thanks for easy to understand concepts related to cloud, fog and edge computing. However, there is a key difference between the two concepts. Below are the most important Differences Between Cloud Computing and Fog Computing: 1. Organizations often achieve superior results by integrating a cloud platform with on-site fog networks or edge devices. Instead of processing everything in the cloud, where you may find a data overload, the apps or devices are used for processing … CDNetworks cloud and edge computing boost enterprise application speed and provides storage and security assurance. Cloud computing provides superior and advanced processing technological capabilities. WINSYSTEMS’ single-board computers (SBCs) can be used in a fog environment to receive real-time data such as response time (latency), security and data volume, which can be distributed across multiple nodes in a network. Fog computing is a term created by Cisco in 2014 describing the decentralization of computing infrastructure, or bringing the cloud to the ground. Fogging, also known as fog computing, is an extension of cloud computing that imitates an instant connection on data centers with its multiple edge nodes over the physical devices.. Note that the emergence of edge computing is not advised to be a total replacement for cloud computing. Similarly, the processing power and storage capabilities are even lesser in the case of Edge computing, since both of them are performed on the devices/IoT sensor itself. Difference Between Cloud, Fog, and Edge Computing. Edge computing is an extension of older technologies such as peer-to-peer networking, distributed data, self-healing network technology and remote cloud services. As a distributed environment, the concept "Edge computing" applies to computing. Edge, on the other hand, refers more specifically to the computational processes being done close to the edge … Fog computing uses edge devices and gateways with the LAN providing processing capability.  These devices need to be efficient, meaning they require little power and produce little heat. In Edge computing, the data remains on the device itself, making it more secure out of the three. To me, the difference between Fog Computing and Cloud Computing is where and why processing is being done. With the incessant demands for better and faster technologies, companies are continually pushing their limits further to cater to the needs of consumers. Processing Power and Storage Capabilities. Fog computing is the concept of a network infrastructure that stretches from the outer edges of where data is created to where it will eventually be stored, whether it be in the cloud or in a customer’s data center. Newton explained that “both fog computing and edge computing involve pushing intelligence and processing capabilities down closer to where the data originates” from pumps, motors, sensors, relays, etc. Fog and edge computing are both extensions of cloud networks, which are a collection of servers comprising a distributed network. Fog computing is a paradigm that provides services to user requests at the edge networks. - Fog Computing extends cloud into Fog domain at the edge and performs cloud functions in a single continuum. Here, full software portability between cloud and edge is a prerequisite. The terms edge and fog computing seem to be more or less interchangeable, and they do share several key similarities. The IIoT is composed of edge, fog and cloud architectural layers, such that the edge and fog layers complement each other. This is the key distinction between fog computing vs cloud computing, where all the intelligence and computing are performed on remote servers. Embedded hardware obtains data from on-site IIoT devices and passes it to the fog layer. They are the same. It’s powered by small form factor hardware with flash-storage arrays that provide highly optimized performance. Handy Guide To The Differences Between Edge, Fog And Cloud Computing. Fog computing and edge computing appear similar since they both involve bringing intelligence and processing closer to the creation of data. The main difference between edge computing and cloud computing is that edge computing offers a flexible, decentralized architecture, which means that everything is processed on the devices itself. The fundamental idea of adapting these two architectures is not to replace the Cloud completely but to segregate crucial information from the generic one. Fog Layer: Local network assets, micro-data centres 3. Along with cloud computing, fog and edge computing are becoming popular as well. Such nodes are physically much closer to devices if compared to centralized data centers, which is why they are able to provide instant connections. Fog and edge computing systems both shift processing of data towards the source of data generation. Such a network can allow an organization to greatly exceed the resources that would otherwise b… It’s a solution that lies somewhere in between the edge and the cloud but is more closely aligned with edge computing. In Fog, the data remains distributed among nodes. This architecture transmits data from endpoints to a gateway, where it is then transmitted to sources for processing and return transmission. Fog Computing vs. So, in the cases, where security is a major concern, Fog and Edge are preferable. Your email address will not be published. WINSYSTEMS’ embedded systems can collect data at a network’s edge in real time and process that data before handing it off to the higher-level computing environments. Edge computing is used to process time-sensitive data, while cloud computing is used to process time-dependent data. Fog computing … The difference between edge and fog computing. The fog probably has the most “fog” around its meaning. Smart applications and IoT based devices require instant decision-making tools, and while companies are adding new, enhanced, much better features that help in quick decisions, there’s still a latency or lack of decisive nature, which calls for the implementation of Fog and Edge computing. Both Edge computing and Fog computing offer similar functionalities in terms of pushing both intelligence and data to nearby analytic platforms that are located either on, or near to the source of origination of the data, be it be cars, motors, speakers, screens, sensors or pumps. This is to decrease latency and thereby improve sy… Living on the Edge — All You Need to Know About Edge Computing, Understanding Software Architecture Frameworks — Microservices, Monoliths, SOA, and APIs. it gives a good idea about each technology which helps in understanding the same. This helps in decreasing latency and thereby improving system response time, especially in remote mission-critical applications. - Fog Computing extends cloud into Fog domain at the edge and performs cloud functions in a single continuum. Cloud computing is best suited for long term in-depth analysis of data, while fog and edge computing are more suitable for the quick analysis required for real-time response. Performing computations at the edge of the network reduces network traffic, which reduces the risk of a data bottleneck. The main difference between edge computing and fog computing lies in where the processing takes place. Edge Layer: Real-time data processing on industrial PCs, process-specific applications and auto… Both fog computing and edge computing involve pushing intelligence and processing capabilities down closer to where the data originates—at the network edge. Cloud computing is best suited for long term in-depth analysis of data. Filed Under: Knowledge Hub, Tech Library, WINSights Blog. The main difference between the IoT device or application communicating with a cloud versus a node is that the bi-directional communication with a cloud server can take up to several minutes, while it may only take up to a few milliseconds when interacting with ‘nodes’ placed near the device. Difference between Cloud Computing and Edge Computing Definition – Cloud computing is the on-demand delivery of computing resources including servers, storage, databases, and software over the Internet rather than a local server or a personal computer. Thank you for sharing some key differences between the fog, edge and cloud computing. Both Edge and Fog computing are meant to deal with one problem — optimization of performance. It establishes a missing link between cloud computing … The processors used in edge computing devices offer improved hardware security with a low power requirement. Both vehicles have different purposes and uses. We have over 1500 global PoPs. Fog computing uses a centralized system that interacts with industrial gateways and embedded computer systems on a local area network, whereas edge computing performs much of the processing on embedded computing platforms directly interfacing to sensors and controllers. whereas Fog computing is having all the features similar to that of cloud computing including with some extra additional features of efficient and powerful storage and performance between systems and cl… On the other hand, Fog and Edge computing are more suitable for the quick analysis required for real-time response. In a recent article, we demystified the term “ cloud computing ” by explaining it as a business model … In terms of security, Fog and Edge are much secure. Fog computing Some tasks can be performed either in the cloud or at the edge. Pertinent data is then passed to the cloud layer, which is typically in a different geographical location. Edge computing for the IIoT allows processing to be performed locally at multiple decision points for the purpose of reducing network traffic. However, there is a key difference between the two concepts. Again, since the data is distributed among nodes in Fog computing, the downtime is minimal as compared to cloud computing, where everything is stored in one place and if anything goes wrong with it, it takes down the whole system. - Fog Computing applies its principles horizontally across different types of domains, i.e., IoT verticals like industrial automation, smart cities, oil and gas, transportation of men, Does Tesla now have to contend with Wile E. Coyote? Cloud Computing vs. The increased distribution of data processing and storage made possible by these systems reduces network traffic, thus improving operational efficiency. Is it even necessary to send everything to the cloud? While Edge computing is widely preferred by middle-ware companies and telecoms that work with backbone network and radio networks, Fog computing is more desired by data processing companies and service providers. Thus, they are more apt for the use cases where the IoT sensors may not have seamless connectivity to the internet. WINSYSTEMS provides high-performance embedded systems that can be utilized in industrial environments to enable solutions for edge computing requirements and gateways within the fog platforms. Such a network can allow an organization to greatly exceed the resources that would otherwise be available to it, freeing organizations from the requirement to keep infrastructure on site.  The primary advantage of cloud-based systems is they allow data to be collected from multiple sites and devices, which is accessible anywhere in the world. Cloudlets are mobility-enhanced micro data centers located at the edge of a network and serve the mobile or smart device portion of the network. Our embedded systems thus allow you to leverage your particular IIoT hardware and network infrastructure. Contact a WINSYSTEMS engineer today to learn more about the advantages of distributed computing and what it can do for your organization. Fog computing pushes intelligence down to the local area network level of the network architecture, while processing data in a fog node or the IoT gateway. An Extension of Cloud Computing — Fog Computing and Edge Computing. Most enterprises are familiar with cloud computing since it’s now a de facto standard in many industries. Even if one node goes down in Fog computing, other nodes remain operational, making it the right choice for the use cases that require zero downtime. Fog and cloud both the computing platforms offer the company to manage their communication effectively and efficiently. If a part of data processing can be done at the Edge of the network, only crucial information can be passed to the cloud server that would help in reducing costs by a significant margin. Fog refers to the network connections between edge devices and the cloud. The cloud also performs high-order computations such as predictive analysis and business control, which involves the processing of large amounts of data from multiple sources. Computers which connects with all the devices in the cloud are called fog computing or edge computing. A fog environment places intelligence at the local area network (LAN). But these are overly simplified concepts which rehash ideas from the past. The primary difference between cloud computing, Fog computing, and Edge computing is the location where data processing occurs. We’ve asked industry experts for insight. “The key difference between the two architectures is exactly where that intelligence and computing power is placed,” … Fog Computing. Comparisons between Edge Computing and Cloud Computing. Industrial gateways are often used in this application to collect data from edge devices, which is then sent to the LAN for processing. Edge Computing Edge computing processes data away from centralized storage, keeping information on the local parts of the network — edge devices. Edge Computing The world of information technology is one where grandiose sounding names often mask just how simple the underlying technologies actually are. Cloud, fog, and edge computing may look very similar terms, but they have some differences, functioning as different layers on the IIoT horizon that complement each other. 2. Edge We’ve heard a lot about cloud computing as the most prominent form of IoT data management. Is there was a way of selectively storing data on the cloud? This Self-Driving Car Relies on Spinning Lasers to Navigate Down Rural Roads, Screen Time: Mobile trends in a Tanzanian refugee camp. Edge computing addresses the drawbacks of the cloud by reducing latency. Cloud computing architecture has different components such as storage, databases, servers, networks, etc. They can help companies reduce their dependence on cloud-based platforms for data processing and storage, which often leads to latency issues, and are able to generate data-driven decisions faster. Location of Data Processing The primary difference between cloud computing, Fog computing, and Edge computing is the location where data processing occurs. These architectures allow organizations to take advantage of a variety of computing and data storage resources, including the Industrial Internet of Things (IIoT). Internet of Things (IoT) has transformed the way businesses work, and the industry has seen a massive shift from on-premise software to cloud computing. Data Communication It would also be worthwhile to mention here that cloud computing requires 24×7 internet access, while the other two can work even without the internet. It takes place on cloud services such as Amazon E2C instances. The term Edge computing and Fog computing seem interchangeable, and for a fact, they do share some key similarities. The benefits of edge computing include reduced bandwidth use, which saves money and avoids bottlenecks, increased security via encryption at source, and optimizing data performance by dividing workloads between the edge and the cloud. These computations are then passed back down the computation stack so that it can be used by human operators and to facilitate machine-to-machine (M2M) communications and machine learning. It carries storage and computational power nearer to the computer where it is really essential for the information sources. In cloud computing, data is processed on a central cloud server, which is usually located far away from the source of information. Moreover, it’s not even necessary that every bit of data collected is useful for the consumer or the company. Most enterprises are now migrating towards a fog or edge infrastructure to increase the utilization of their end-user and IIoT devices. The growth of the IIoT has increased the need for edge, fog, and cloud platforms. Both Edge and Fog computing systems shift processing of data closer to the source of data generation. From smart voice assistants to smart homes, brands are expanding their range of services and experimenting with different ideas to enhance the customer experience. Contrarily, in Fog computing, the data is processed within an IoT gateway or Fog nodes that are located in the LAN network. On the other hand, Fog computing shifts the Edge computing tasks to processors that are connected to the LAN hardware or the LAN directly so that they may be physically more distant from the actuators and the sensors. Difference Between Edge Computing and Cloud Computing. Fog Computing: Fog computing is a decentralized computing infrastructure or process in which computing resources are located between the data source and the cloud or any other data center. So, for Edge computing, the data is processed on the sensor or device itself without shifting to anywhere else. It isn’t an easy task to incorporate Fog or Edge computing system in an organization that has been relying on cloud computing for their computational needs for years. It is going from centralized to distributed architectures, with videos streaming, augmented & virtual reality, and going beyond that which has enabled many advanced features for the end-users. 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