AWS – Definition and meaning
What is AWS? What is AWS? Find out how Amazon Web Services work, what advantages and possible applications the cloud platform offers and get a practical insight into how it works
Basics and importance of AWS
Amazon Web Services (AWS) is today the leading provider of cloud solutions and supports a wide range of industries in the digitalisation of their offerings. Since its launch in 2006, AWS has developed into an extensive ecosystem that provides companies of all sizes with infrastructure and platform services. These include servers, storage solutions, databases, networks and modern tools in the fields of artificial intelligence, data analysis and software development. These services are available flexibly without having to operate their own data centres. The usage-based pricing model also enables small and medium-sized companies to utilise professional technologies that were previously mostly reserved for large companies.
Functionality and centralised services
AWS provides a modular kit from which companies can customise their IT landscape. A core component is Amazon EC2 (Elastic Compute Cloud), which allows virtual machines to be started and scaled quickly. The Simple Storage Service (S3) is often used to store large amounts of data: users store backups, archive business documents or manage data for their web applications there, for example. Amazon RDS (Relational Database Service) is available for relational databases, while AWS Lambda enables developers to provide functions as code without having to manage their own servers.
The example of an online retailer shows what everyday life with AWS can look like: the website runs on EC2 instances, customer data and product images are stored in S3, and orders are securely stored in an RDS database. During peak periods such as the Christmas period, the infrastructure can automatically be made more powerful in order to cope with larger access numbers. After such phases, the resources can be adjusted again, which saves costs. Developers also have access to numerous automation and deployment tools, such as AWS CodePipeline for automated delivery processes or CloudFormation to manage the entire infrastructure as code and provide it in a reproducible manner.
Areas of application, advantages and challenges
The application spectrum of AWS ranges from hosting initial prototypes in young companies to setting up complex analysis environments in global corporations. Organisations benefit from reliable infrastructures that are available at all times, distributed data processing and sophisticated AI applications. Public authorities also use specialised, secure environments to archive data properly or provide digital administrative services.
The architecture of AWS allows a gradual expansion of the IT structure. Companies can start with limited resources and flexibly adapt capacities to current requirements. With data centres in many global regions, services can be rolled out with low response times and any data locality requirements can be met. The wide range of services and the ability to integrate modern technologies such as machine learning or networked devices offer companies broad innovation potential.
Although AWS opens up numerous possibilities, its operation requires a certain amount of familiarisation. The multitude of functions and the detailed pricing model require initial effort, especially for complex or hybrid cloud architectures. The strong integration of AWS services with each other can become a challenge if cross-system flexibility is required. Consistent cost monitoring is also required during operation: Without monitoring and harmonised budgets, resources can grow uncontrollably and cause unforeseen expenses. Tools such as the AWS Cost Explorer and automated mechanisms, such as switching off development environments outside of working hours, are therefore helpful.
Overall, AWS gives companies of all sizes the opportunity to implement digital projects flexibly, efficiently and driven by innovation. The prerequisites for sustainable benefits are sound planning, automated processes and a continuous overview of resource utilisation and the budget. This allows the potential of this cloud ecosystem to be utilised in a targeted manner.
Frequently asked questions
AWS offers a variety of core services that support companies with digitalisation. These include Amazon EC2 for the provision and scaling of virtual machines, the Simple Storage Service (S3) for storing large amounts of data, Amazon RDS for relational databases and AWS Lambda, which enables developers to provide functions without server management. These services are modular and can be flexibly combined to fulfil specific business requirements.
AWS offers small companies access to professional IT solutions that were previously only available to large companies. The usage-based pricing model allows them to scale resources as required without having to invest in expensive hardware. In addition, the flexibility of AWS allows companies to start with minimal initial investment and adapt their infrastructure as they grow.
Using AWS offers companies numerous advantages, including high availability, scalability and cost efficiency. Companies can flexibly adapt their IT infrastructure to respond to changing requirements. They also benefit from a wide range of integrated tools for data analysis, artificial intelligence and automation, which promote innovation and shorten time-to-market.
Although AWS offers many advantages, there are also challenges. The multitude of services and functions requires a certain amount of familiarisation, especially with complex cloud architectures. Companies also need to implement effective cost management, as uncontrolled resource utilisation can lead to unexpected expenses. Careful planning and monitoring are therefore essential to maximise the benefits of AWS.
The AWS pricing model is based on utilisation, which means that companies only pay for the resources they actually use. This enables a flexible cost structure that adapts to actual demand. AWS offers various pricing models, including on-demand pricing, reserved instances and spot instances, which enable companies to optimise costs and stay within budget.