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• SRE vs. DevOps: What's the difference?

  The lines between site reliability engineering and DevOps aren't always clear. Building a harmonious relationship between the teams starts with understanding their distinct roles. Continue Reading

• service virtualization

  Service virtualization is the process of creating replicas of systems that new applications depend on to test how well the application and systems integrate. Continue Reading

• An IT ops guide to Kubernetes Job vs. CronJob

  Jobs and CronJobs both execute tasks in Kubernetes. Their key difference comes down to frequency, and matching a task with the wrong Job type can lead to unsuccessful execution. Continue Reading

• paravirtualization

  Paravirtualization is an enhancement of virtualization technology in which a guest OS is modified prior to installation inside a virtual machine (VM). Continue Reading

• platform engineering

  Platform engineering is a specialized discipline within software development that focuses on designing, building, maintaining and improving the toolchains and workflows software developers use. Continue Reading

• Definitions to Get Started

  • service virtualization
  • paravirtualization
  • platform engineering
  • platform

  • Cloud Native Computing Foundation (CNCF)
  • site reliability engineering (SRE)
  • Docker
  • Terraform

  View All Definitions

• WebAssembly vs. Kubernetes: Understand the relationship

  WebAssembly provides an avenue for the creation of highly portable web applications. Pairing Wasm with Kubernetes can make that process easier to orchestrate and manage.Continue Reading

• platform

  In IT, a platform is any hardware or software used to host an application or service.Continue Reading

• Set up a Terraform S3 backend with this video tutorial

  Storing your state files remotely makes for more stable infrastructure. Watch this video tutorial to learn how to build a Terraform AWS S3 backend to properly secure state files.Continue Reading

• Cloud Native Computing Foundation (CNCF)

  The Cloud Native Computing Foundation (CNCF) is an open source software foundation that promotes the adoption of cloud-native computing.Continue Reading

• site reliability engineering (SRE)

  Site reliability engineering (SRE) is the application of scripting and automation to IT operations tasks such as maintenance and support.Continue Reading

• Automate IT operations with VMware and Ansible

  When paired with VMware, Ansible software can help automate IT tasks. Learn the steps to install Ansible and how to set up a virtual machine through vCenter.Continue Reading

• How AI affects low-code/no-code for DevOps

  Low-code and no-code tools expand the DevOps community in an organization and -- when coupled with AI -- can enhance the effectiveness of their workflows and products.Continue Reading

• A guide to the key stages of AIOps

  The key stages that make up AIOps all play an important role in achieving desired results. Successful adoption hinges on a team's ability to master them.Continue Reading

• Get started with Argo CD workflow examples for Kubernetes

  Argo CD workflows can make managing Kubernetes clusters simpler and more efficient. Learn how to install Argo CD and set up an application to get started.Continue Reading

• Docker

  Docker is an open source software platform used to create, deploy and manage virtualized application containers on a common operating system (OS), with an ecosystem of allied tools.Continue Reading

• 10 common platform engineering interview questions

  Platform engineering is gaining popularity across software enterprises. Job candidates can practice answering these 10 common questions to prepare for their interviews.Continue Reading

• Managing open source components in the software supply chain

  Software supply chain attacks are becoming increasingly common. There is no single measure that can stop attacks, but implementing security precautions can reduce risk.Continue Reading

• How to run ML workloads with Apache Spark on Kubernetes

  IT staff looking for ways to maintain ML workloads with ease are increasingly turning to Apache Spark. Follow these simple steps to set up a Spark cluster on Kubernetes.Continue Reading

• How to kickstart a proof-of-concept IT project

  Like any IT initiative, operations staff need a clear vision for a proof-of-concept project. From the justification to reporting stages, knowing the steps can bolster PoC success.Continue Reading

• Terraform

  HashiCorp Terraform is an infrastructure as code (IaC) software tool that allows DevOps teams to automate infrastructure provisioning using reusable, shareable, human-readable configuration files.Continue Reading

• How to roll back Git code to a previous commit

  Git reset and git revert can be lifesavers for developers. Follow these examples to see which command makes the most sense when mistakes arise during development.Continue Reading

• shift-left testing

  Shift-left testing is a software testing approach in which the code is tested in the earlier stages of the software development lifecycle (SDLC).Continue Reading

• policy engine

  A policy engine is a software component that allows an organization to create, monitor and enforce rules about how network resources and the organization's data can be accessed.Continue Reading

• containers (container-based virtualization or containerization)

  Containers are a type of software that can virtually package and isolate applications for deployment.Continue Reading

• Decide when and how to adopt an MLOps framework

  Unsure where to start when it comes to standardizing your organization's machine learning processes? Explore key considerations and practical tips for adopting an MLOps framework.Continue Reading

• server hardware degradation

  Server hardware degradation is the gradual breakdown of the physical parts of a server.Continue Reading

• Concurrent programming in Go with channels and goroutines

  In this hands-on guide, you'll learn how to write faster, more efficient Go code by taking advantage of channels, the language's built-in mechanism for managing concurrent tasks.Continue Reading

• Linkerd

  Linkerd is an open source network proxy installed as a service mesh for Kubernetes.Continue Reading

• Nagios

  Nagios is an open source IT system monitoring tool.Continue Reading

• Automate workflows by running PowerShell in GitHub Actions

  By running PowerShell scripts in GitHub Actions workflows, admins can automate common DevOps and IT management tasks. Get started with these hands-on examples.Continue Reading

• Alpine Linux

  Alpine Linux is a small, security-oriented, lightweight Linux distribution based on the musl C standard library and BusyBox utilities instead of GNU.Continue Reading

• WebAssembly

  WebAssembly (Wasm) is a binary instruction format for compiling and executing code in a client-side web browser.Continue Reading

• VM BIOS (virtual machine basic input/output system)

  A VM BIOS (virtual machine basic input/output system) is the set of instructions that controls the booting process of a VM.Continue Reading

• Knative

  Knative is an open source project based on the Kubernetes platform for building, deploying and managing serverless workloads that can run in the cloud, on premises or in a third-party data center.Continue Reading

• Install Calico for Kubernetes in this video walkthrough

  In this video tutorial and demo, a DevOps engineer explains how to manage network traffic in Kubernetes clusters with Calico, a Container Network Interface plugin.Continue Reading

• storage pool

  A storage pool is capacity aggregated from disparate physical storage resources in a shared storage environment.Continue Reading

• Kubernetes networking 101: Best practices and challenges

  Before jumping into the landscape of CNI plugins for Kubernetes, it's important to understand the basic elements of Kubernetes networking. Follow this guide to get started.Continue Reading

• Manage multiple environments with Terraform workspaces

  Terraform workspaces let DevOps teams manage configurations for different environments in a centralized way. Get started with workspaces through hands-on examples in this tutorial.Continue Reading

• Docker Engine

  Docker Engine is the underlying client-server technology that supports the tasks and workflows involved in building, shipping and running containerized applications using Docker's components and services.Continue Reading

• continual service improvement

  Continual service improvement (CSI) is a method to identify and execute opportunities to improve IT processes and services, and to objectively measure the effects of these efforts over time.Continue Reading

• mean time to detect (MTTD)

  Mean time to detect (MTTD) is a measure of how long a problem exists in an IT deployment before the appropriate parties become aware of it.Continue Reading

• Ansible playbook

  An Ansible playbook is an organized unit of scripts that defines the tasks involved in managing a system configuration using the automation tool Ansible.Continue Reading

• continuous deployment

  Continuous deployment is a strategy for software development and releases in which every code change is automatically run through a pipeline of tests and inspections before being pushed into production.Continue Reading

• AIOps (artificial intelligence for IT operations)

  Artificial intelligence for IT operations (AIOps) is an umbrella term for the use of big data analytics, machine learning and other AI technologies to automate the identification and resolution of common IT issues.Continue Reading

• Manage IT infrastructure with NSX's multi-tenant features

  VMware NSX now supports multi-tenancy, which can help admins manage complex IT environments. Explore what's new and get started with this step-by-step walkthrough.Continue Reading

• GitOps

  GitOps is an operational framework that applies DevOps practices, such as continuous integration/continuous delivery (CI/CD) and version control, to infrastructure automation.Continue Reading

• IT operations (IT ops)

  The term IT operations (IT ops) describes the many processes and services that an IT department administers.Continue Reading

• Learn how to use the PowerShell Trim method

  With the Trim method in your PowerShell toolbox, you can write scripts to remove unwanted characters from strings without using regular expressions. Get started with this tutorial.Continue Reading

• SBOMs and security: What IT and DevOps need to know

  By integrating software bill of materials creation into the software development lifecycle, IT and DevOps teams can build more secure and maintainable applications.Continue Reading

• Red Hat Summit 2023 news and conference guide

  Use this Red Hat Summit conference guide to stay up to date on current trends, emerging technologies and information from keynote speakers and industry experts.Continue Reading

• 5 best practices for building a strong DevOps culture

  Under the CALMS framework, establishing an open, collaborative culture from the outset is just as important as tools and technologies when starting out on your DevOps journey.Continue Reading

• disaggregated server

  A disaggregated server is a server whose components and resources are divided into subsystems.Continue Reading

• Can you use Kubernetes without Docker?

  Although Docker and Kubernetes are often used together, the two serve different roles in IT environments -- and Docker containers aren't the only option for Kubernetes deployments.Continue Reading

• phased rollout

  Phased rollout is a hardware or software migration method that involves incrementally implementing a new system.Continue Reading

• Improve Kubernetes network performance with Cilium and eBPF

  Learn how the Cilium Kubernetes plugin and eBPF framework can improve network efficiency and security, then walk through installing Cilium on a K3s cluster with sample code.Continue Reading

• cloud orchestration (cloud orchestrator)

  Cloud orchestration is the use of programming technology to manage the interconnections and interactions among workloads on public and private cloud infrastructure.Continue Reading

• Stay ahead of threats with DevOps security best practices

  Unsure where to start when it comes to securing your DevOps environment? Taking these five actions can strengthen your organization's defenses against cyber attacks.Continue Reading

• virtual machine (VM)

  A virtual machine (VM) is an operating system (OS) or application environment installed on software that imitates dedicated hardware.Continue Reading

• IT monitoring

  IT monitoring is a process that gathers metrics on the operations of an IT environment.Continue Reading

• configuration file

  A configuration file, often shortened to 'config file,' defines the parameters, options, settings and preferences applied to operating systems (OSes), infrastructure devices and applications in an IT context.Continue Reading

• systems operator (sysop)

  In IT, a systems operator (sysop) is a person who runs computer servers and other devices on a daily basis in a data center.Continue Reading

• Set up a machine learning pipeline in this Kubeflow tutorial

  For teams running machine learning workflows with Kubernetes, using Kubeflow can lead to faster, smoother deployments. Get started with this installation guide.Continue Reading

• service discovery

  Service discovery is the automatic detection of devices and offered services over a network.Continue Reading

• open core model (open core software)

  The open core model is an approach to software development that combines attributes of both the open source and closed source models.Continue Reading

• mutation testing

  Mutation testing, also known as code mutation testing, is a form of white box testing in which testers change specific components of an application's source code to ensure a software test suite can detect the changes.Continue Reading

• Platform engineering vs. DevOps: What's the difference?

  Platform engineering and DevOps both contribute to successful software development, but it's important to understand the nuances between the two functions in an IT organization.Continue Reading

• Manage complex IT environments with AIOps and observability

  As IT environments grow in complexity, AIOps and observability tools can provide valuable insights and identify problem areas -- but prepare for adoption hurdles along the way.Continue Reading

• application release automation (ARA)

  Application release automation (ARA) is a process that automatically packages and deploys an application, or application updates, through the stages of development to production.Continue Reading

• IT incident report

  An IT incident report is documentation of an event that disrupted the normal operations of an IT system or had the potential to do so as well as how the situation was handled.Continue Reading

• Automate firewall rules with Terraform and VMware NSX

  In this hands-on tutorial, learn how infrastructure-as-code tools such as Terraform can streamline firewall management with automated, standardized configuration of firewall rules.Continue Reading

• How to implement FinOps in DevOps pipelines

  As cloud costs climb, applying FinOps principles in DevOps practices can optimize cloud spend. Learn how FinOps and DevOps can work together to promote better cloud resource use.Continue Reading

• IT performance management

  IT performance management is the supervision of an organization's IT infrastructure to ensure key performance indicators, service levels and budgets comply with the organization's goals.Continue Reading

• Kubernetes operator vs. controller: What's the difference?

  Kubernetes operators and controllers both manage cluster resources but play distinct roles in the Kubernetes ecosystem. Explore their differences and learn when to use each.Continue Reading

• trusted execution environment (TEE)

  A trusted execution environment (TEE) is an area on the main processor of a device that is separated from the system's main operating system (OS).Continue Reading

• How to secure passwords with PowerShell

  Storing passwords in plain text is bad, but what methods are good? Try one of these approaches, such as secure strings or the SecretManagement module, to encrypt passwords.Continue Reading

• Kubernetes volume

  A Kubernetes volume is a directory containing data accessible to containers in a given pod, the smallest deployable unit in a Kubernetes cluster.Continue Reading

• Simplify code with for_each and dynamic blocks in Terraform

  In this tutorial, get hands-on practice using Terraform features like dynamic blocks and the for_each attribute to write cleaner, more reusable code for cloud deployments.Continue Reading

• Build an automated image processing pipeline with AWS tools

  In this guide, learn how to automate image processing with AWS Step Functions. Build an image processing pipeline with example code, then explore ways to expand your new workflow.Continue Reading

• Virtual Machine Disk format (VMDK)

  VMware Virtual Machine Disk format (VMDK) is a format specification for virtual machine (VM) disk image files.Continue Reading

• Is observability as code overhyped?

  Is observability as code as transformative as vendors claim or just another IT buzzword? Learn what to keep in mind when evaluating this emerging approach for your organization.Continue Reading

• NoOps (no operations)

  NoOps (no operations) is a concept that an IT environment can become so automated and abstracted from the underlying infrastructure that there's no need for a dedicated team to manage software in-house.Continue Reading

• IT service management (ITSM)

  IT service management (ITSM) is a general term that describes a strategic approach to design, deliver, manage and improve the way businesses use IT.Continue Reading

• management information systems (MIS)

  Management information systems (MIS) is a department within an enterprise responsible for controlling the hardware and software systems that the organization uses to make business-critical decisions.Continue Reading

• IT operations management (ITOM)

  IT operations management (ITOM) is a strategic approach to managing an organization's information technology needs.Continue Reading

• AMD Virtualization (AMD-V)

  AMD-V (AMD Virtualization) technology refers to a set of hardware extensions and on-chip features for the AMD family of x86 microprocessors.Continue Reading

• Open Container Initiative

  The Open Container Initiative (OCI) is a collaborative project hosted under the Linux Foundation that is designed to establish common standards for container formats and runtimes.Continue Reading

• bare-metal provisioning

  Bare-metal provisioning is the process of installing an operating system (OS) or Type 1 hypervisor directly on a computer's hard disk.Continue Reading

• Ansible

  Ansible is an open source IT automation platform from Red Hat.Continue Reading

• event stream processing (ESP)

  Event stream processing (ESP) is a software programming technique designed to process a continuous stream of device data and take action on it in real time.Continue Reading

• early adopter

  An early adopter refers to a person who embraces new technology or tries a new product before most others.Continue Reading

• Build a PowerShell performance monitoring script step by step

  A PowerShell performance monitoring script defines and keeps track of system metrics. Learn to set up and query performance counters and use the results to build an HTML report.Continue Reading

• Step-by-step guide: Get started with Weave for Kubernetes

  Looking to streamline network management for Kubernetes clusters? Learn when and how to use CNI plugins, then walk through the steps of a Weave installation for Kubernetes.Continue Reading

• log analytics

  Log analytics is the assessment of a recorded set of information from one or more events, captured from a computer, network, application operating system (OS) or other IT ecosystem component.Continue Reading

• Kubernetes scheduler

  The Kubernetes scheduler is a component of the open source Kubernetes container orchestration platform that controls performance, capacity and availability through policies and topology awareness.Continue Reading

• million instructions per second (MIPS)

  Million instructions per second (MIPS) is a measure of a processor's speed, providing a standard for representing the number of instructions that a CPU can process in 1 second.Continue Reading

• ServiceNow

  ServiceNow is a software company that provides a cloud-based platform for automating IT management workflows.Continue Reading

• IT service delivery

  IT service delivery is the way a corporation provides users access to IT services, such as applications, data storage and other business resources.Continue Reading

• How to set and manage environment variables in Kubernetes

  In this tutorial, learn when to use -- or not use -- environment variables in Kubernetes, and compare methods for setting and updating their values with example code.Continue Reading

• Go programming language

  Go, also called Golang or Go language, is an open source programming language that Google developed.Continue Reading

• Kubernetes node

  A Kubernetes node is a logical collection of IT resources that runs workloads for one or more containers in a Kubernetes cluster.Continue Reading