Tips

Tips

• Top continuous delivery benefits and how to get them

  Continuous delivery doesn't come without challenges -- like getting every disparate IT team on board -- but its list of perks makes the entire process worthwhile.  Continue Reading

• Find the ideal incident management automation tool or tools

  Unless the data center floods or a digger cuts a network cable, incident management takes place via software tools. The quality of these tools determines how quickly work can resume.  Continue Reading

• Three log analytics use cases set better ops in motion

  The path to more resilient, bug-free and available IT deployments is hiding in plain sight, in log data. Parse short- and long-term data these three ways to improve operations.  Continue Reading

• Climb the five steps of a continuous delivery maturity model

  The continuous delivery maturity model lays out the five increasingly intense -- and capable -- levels of the process. Know where to start and when to progress.  Continue Reading

• Fail at scale: Build failure into virtual infrastructure design

  It's better to be over-prepared than surprised. Design virtual infrastructure around the possibility that it might fail and have a plan in mind for when it does.  Continue Reading

• Troubleshooting application performance: Issues and answers

  Workflow congestion, sluggish switches, pointless parameter settings -- application flaws don't come from a single source, but they're easier to solve when you know where to look first.  Continue Reading

• Manage all your Hyper-V snapshots with PowerShell

  Using PowerShell commands to take and remove Hyper-V snapshots, and to restore VMs to a previous state is easy and efficient, especially when working with bulk VMs.  Continue Reading

• Manage Hyper-V containers and VMs with these best practices

  Containers and VMs should be treated as the separate instance types they are, but there are specific management strategies that work for both that admins should incorporate.  Continue Reading

• Heuristic automation prevents unmitigated IT disasters

  IT automation isn't about doing everything faster -- although that's how it started. Heuristics make automation smarter and responsive to changes in the IT environment.  Continue Reading

• Set up Hyper-V nested virtualization for production

  There are several considerations for using nested virtualization in Hyper-V production environments, including system requirements, networking, storage and memory considerations.  Continue Reading

• Zabbix monitoring requires experience for best results

  Not every IT tool is as easy to learn as it is potentially useful. Zabbix offers several views into an environment, but that flexibility comes at the price of admin experience.  Continue Reading

• Istio service mesh tech boosts Kubernetes' work, with trade-offs

  Why wouldn't IT teams use a tool that enables developers to focus on writing app code and operations to focus on IT resources? For all its benefits, Istio does require a study on pros and cons.  Continue Reading

• Build an IT infrastructure plan from the ground up

  IT infrastructure improvements require careful planning that includes evaluating new technologies, such as converged and hyper-converged, and building for future flexibility.  Continue Reading

• IT pursues zero-touch automation for application support

  The best and most efficient approach to IT automation features as little human intervention and interaction as possible.  Continue Reading

• Use HashiCorp's Terraform tool and companions for production IaC

  Developers want isolated systems for prototyping. Testers want mimicry of production. And IT operations wants to configure this infrastructure for them without reinventing the wheel.  Continue Reading

• How the Nagios monitoring tool tracks IT environment details

  Nagios users can monitor diverse components of an IT infrastructure, across Linux and Windows OSes, networks and servers, so long as they roll up their sleeves and dig into agents and plug-ins.  Continue Reading

• Consider Hyper-V live migration requirements before configuration

  An effective live migration setup is key to a complete Hyper-V configuration. Consider these expert recommendations, such as limiting concurrent live migrations, to ensure success.  Continue Reading

• Prepare a Hyper-V configuration report with PowerShell

  Generate a report with valuable Hyper-V configuration information, such as the virtual disk path, using a PowerShell script to ensure your server settings match the design documentation.  Continue Reading

• Three tools enable DevOps for Windows shops

  DevOps isn't just the domain of open source Linux experts. These three tool options tailor DevOps to how Windows applications and systems operate.  Continue Reading

• KVM troubleshooting in six simple steps

  To troubleshoot common KVM issues, start by checking the logs. Then, isolate the issue and check the VM status using virsh commands. Finally, check the disk space, memory and networking.  Continue Reading

• Manage Switch Embedded Teaming in Windows Server 2016 Hyper-V

  You can create and manage a Switch Embedded Team in Hyper-V using just a few PowerShell commands, but there are specific requirements and limitations you should be aware of.  Continue Reading

• Use Sysprep to generalize Hyper-V VMs for rapid deployment

  Microsoft's Sysprep tool enables rapid Hyper-V VM configuration and deployment through image generalization. Use commands to speed up configuration and disaster recovery.  Continue Reading

• Small-scale infrastructure testing requires transparency

  Use small-scale tests for a cheaper alternative to expensive, duplicate test environments, but be wary of limitations, such as hardware functionality and performance.  Continue Reading

• What are containers and how do they work?

  Containerization is a new approach to application provisioning for many enterprises and requires a fundamental understanding of how containers operate, where they differ and the pros and cons.  Continue Reading

• Enable rapid provisioning of VMs with SCVMM SAN copy

  Achieve VM rapid provisioning with SCVMM by creating a SAN copy template from either an existing or new VM. Then select the required options when deploying the template to the host.  Continue Reading

• Zenoss ZenPacks plug-ins support hundreds of external resources

  IT monitoring tools only monitor what they're built for. Zenoss fills in the inevitable gaps with ZenPacks to give admins exactly what they need -- without unnecessary extras.  Continue Reading

• Use load tests to balance IT capacity management and QoE

  Simply throwing more resources at an application won't solve scaling issues. IT ops pros must take the time to chart the relationship between IT capacity and software performance.  Continue Reading

• Container cluster management tools ease cloud operations

  Container ops is full of hurdles, even in the cloud. Managed Kubernetes services from the major providers offer a wealth of services to float a process along more easily.  Continue Reading

• Expedite Ansible KVM provisioning with automation

  Creating KVM virtual machines with virsh and virt-install can be onerous. Use Ansible to automate deployment with templates and modules or to extend to functions like cloning.  Continue Reading

• A Go programming language tutorial for IT ops

  Go is a diversely applicable programming language that ops admins can use on distributed systems without the complications of traditional languages such as C or Java.  Continue Reading

• Manage KVM at scale with these best practices

  KVM management is easy when VM density is low, but managing hundreds or thousands of VMs can present a challenge. Plan ahead, configure the right drivers and optimize for scale.  Continue Reading

• Blue/green deployment on the cloud makes updates easier

  App deployment in the cloud operates differently than it does on physical infrastructure. The blue/green deployment model has a couple variations, each of which can save on time and errors.  Continue Reading

• Kubernetes distributions vs. the open source option

  There are always benefits to going it alone on open source software, such as Kubernetes, but with containers, there's equal benefit to hitching the cart to a vendor distribution.  Continue Reading

• Best practices for sizing a server

  Serving sizing requires a number of comparisons, especially between having a few large servers or many popcorn servers. Compare use cases to find what fits.  Continue Reading

• Master application scalability in cloud computing alongside devs

  Just because cloud scales endlessly doesn't mean every component in an application should, too. Teams throw money away and degrade app performance when ops isn't involved in design and test.  Continue Reading

• Enable resource metering in Hyper-V to collect usage data

  Easily monitor resource utilization for your Hyper-V VMs by first enabling the resource metering feature and then collecting data with a few PowerShell commands.  Continue Reading

• Migrate virtual machines from development to production

  Administrators must prepare carefully before moving test or development VMs to production. Check connectivity, security, compliance and licensing before beginning a migration.  Continue Reading

• Become an infrastructure developer to get code to production faster

  Wondering where to take your IT career in a future that is increasingly software-defined? Learn the role of an infrastructure developer from one expert with experience in the field.  Continue Reading

• AWS' managed Kubernetes service faces tough competition in GKE

  Amazon's native integration of Kubernetes puts all the major cloud providers on the same playing field, but it's not an even match.  Continue Reading

• Hunt zombie VMs and control virtualization sprawl

  VM tagging is an effective tactic for discovering and eliminating zombie VMs. Cut useless VMs, redundant data and confusing configurations to enable efficient resource consumption and limit VM sprawl.  Continue Reading

• SaltStack Enterprise GUI features outreach Salt Open territory

  For enterprise IT shops that require a mix of reports on systems, and audit compliance, SaltStack Enterprise offers more than the pure open source version of Salt.  Continue Reading

• Hyper-V Manager update in Windows Server 2016 replete with features

  Microsoft developed several improvements to Hyper-V Manager in Windows Server 2016. These new Hyper-V features improve VM management with added security and flexibility options.  Continue Reading

• Three steps to plan a self-service IT portal that actually works

  There's no point to a self-service IT portal if the offerings are out of touch with how its users conduct business or the instant builds are on hold while additional capacity spins up.  Continue Reading

• Plan ahead: Build a container network for scalability

  Container connectivity is no small problem for enterprises with large Docker and Kubernetes deployments. Bring in tools designed to support the workload.  Continue Reading

• Considerations for creating a VM for a development environment

  Just because admins are working in a test/dev environment doesn't mean they can be lax about creating VMs. There are several items to consider, including licensing and compliance.  Continue Reading

• Six simple cloud security policies you need to know

  Data protection takes center stage in modern IT. Step through this cloud security checklist to ensure your organization is covering all its bases.  Continue Reading

• Azure Container Instances provide an opt-out option for cluster ops

  Containers-as-a-service platform Azure Container Instances doesn't support clustering on its own, but features an open source connector tool for increased scalability.  Continue Reading

• Add virt-manager to your set of KVM management tools

  KVM virt-manager provides a useful and simple VM management GUI. The console enables VM creation, deletion and troubleshooting. Learn the basics of its management and installation.  Continue Reading

• Get cloud computing certified, but don't abandon virtualization

  Cloud certification training can help an IT administrator's career, but it's only practical if it aligns with your company and you don't forgo virtualization upkeep.  Continue Reading

• Create SCVMM user roles to define management, tighten security

  Using SCVMM user roles provides granular control in a virtual infrastructure. By defining a delegation model, admins also ensure that the infrastructure is more secure.  Continue Reading

• Mount an ISO file to a virtual DVD drive with PowerShell

  It's easy to manage external media from PowerShell. It's worth noting, however, that the command syntax varies depending on whether you're referencing an IDE or SCSI drive.  Continue Reading

• Nutanix Acropolis hypervisor components and capabilities

  Nutanix hypervisor components, including controller VMs, and Prism, its management control plane, help simplify management. Learn more about how these components work together.  Continue Reading

• SaaS support challenges IT ops admins to shift gears

  SaaS means no more app support, right? In practice, IT ops teams enter a new realm of upgrade management and capacity planning when their user base migrates to a SaaS offering.  Continue Reading

• Learn Ruby language skills with these online resources

  Systems administrators spend more time programming than ever before. To excel in your current role or find a new, DevOps-heavy one, invest the time to learn a new language.  Continue Reading

• Hype for future of container development gets dose of reality

  Realistic timelines have replaced the big promises of container disruption. Virtualization administrators should expect security and microservices features as the market matures.  Continue Reading

• Meet these SCVMM 2016 requirements before upgrading

  Before upgrading to SCVMM 2016, ensure that you meet its hardware requirements, including SCVMM 2012 R2 and Update Rollup 9 or later, and have a supported version of SQL Server.  Continue Reading

• Preserve Hyper-V security from Meltdown and Spectre vulnerabilities

  Protect Hyper-V VMs from Meltdown and Spectre security vulnerabilities, and install patches from Microsoft. Watch out for future revisions, performance impacts and recalls.  Continue Reading

• Small business virtualization grows in mature market

  Virtualization isn't only for large enterprises anymore. New technology at cheaper prices has made SMB virtualization practical, while increased competition has made it necessary.  Continue Reading

• Customize a Hyper-V network adapter for security, performance

  Look beyond basic network adapter settings in Hyper-V to enable features like IPsec task offloading, DHCP guard, protected networks, port mirroring and NIC teaming, among others.  Continue Reading

• Unikernels vs. containers: See the lightweight championship fight

  The drive to minimize app hosting resources yielded unikernels and containers, the IT equivalent of a tiny house and apartment. Containing only the barest essentials, unikernels pose unique benefits and challenges.  Continue Reading

• Sharpen IT effectiveness to go from cost center to business nexus

  IT departments must work to keep user experience positive to avoid a perception as a resource vacuum. If users can't manipulate the app effectively, what does uptime matter?  Continue Reading

• Expand KVM storage with virsh commands

  With a few steps -- the creation of files, the addition of XML code and the execution of commands -- you can use the virsh command-line interface to add storage to existing VMs.  Continue Reading

• Learn YAML through a personal example

  Some code languages take countless hours of formal training and practice. YAML strikes out in the opposite direction. To comprehend its hierarchical format, follow this coding example.  Continue Reading

• Bulk manage a Hyper-V server group with PowerShell

  With only a few steps, you can use SCVMM to bring a Hyper-V server under management. This is limited, however, so use the SCVMM Command Shell to bulk manage Hyper-V servers.  Continue Reading

• Hyper-V cmdlets for daily operational tasks

  With simple scripts, enable or disable VM Integration Services and Live Migration on Hyper-V hosts, reset VM replication stats, grant or revoke VM access, and optimize VHD files.  Continue Reading

• Copy files from the host to a Hyper-V machine

  There are many ways to copy files from the host to a Hyper-V machine, including Enhanced Session Mode and the Copy-VMFile PowerShell cmdlet. Follow these steps for each method.  Continue Reading

• Use virt-install to install VMs from the command line

  Learn the basics of virt-install, including standard use cases, executing it on CentOS 7, different command-line options and the creation of kickstart files.  Continue Reading

• Address bulk VMM agent updates with PowerShell automation

  The SCVMM agent upgrade process is a regular, but sometimes laborious, part of VM management. Use PowerShell to make light work of bulk updates through commands and loops.  Continue Reading

• Application support best practices involve all teams

  There's more to app support than making sure the bits and bytes are in order; the user's experience is vital to uphold. Creating a smooth process takes more than just operations.  Continue Reading

• Unleash application dependency mapping tools to combat outages

  Create a detailed map of application dependencies from the CMDB and cloud resources and help prevent unexpected outages.  Continue Reading

• PowerShell commands for Hyper-V update bulk VM configuration

  Admins who don't have access to SCVMM can make configuration changes to multiple Hyper-V VMs at once with a few PowerShell scripts and the ForEach loop approach.  Continue Reading

• Embark upon ITSM asset management with systematic tagging

  The journey to an organized data center begins with a single tag. Start using IT tags today to apply updates, control access and help automate management.  Continue Reading

• Evaluate ChatOps tools and bots for the right fit

  ChatOps is still a niche in IT operations and DevOps shops, but organizations that have set it up love it. That means you should join the fun and give it a try. Here's what you need to know about ChatOps tools.  Continue Reading

• Know when to implement serverless vs. containers

  Containers save resources and reduce deploy times. So does serverless. Containers are a great host for microservices. So is serverless. But the deployment options are more different than they are alike.  Continue Reading

• A good IT orchestration system saves time for users and admins

  Rather than fight with business workers about runaway IT resource consumption and complex demands on tight deadlines, let an orchestration platform control the process.  Continue Reading

• Centralize Ubuntu server management on Landscape

  Canonical Landscape brings centralized server management to Ubuntu on physical and virtual machines, as well as cloud systems. See how it works, and explore features such as tagging.  Continue Reading

• Get serious about patch validation and deployment -- fast

  Zero-day exploits are more dangerous than ever, but so is applying an untested patch to live systems. Without a strategy to quickly validate patches -- outside of production -- you're playing with fire.  Continue Reading

• IT capacity planning takes new shape in the cloud

  Migrating applications off premises to the cloud requires a new capacity planning approach: Develop a detailed cloud strategy, and carefully track upgrade schedules.  Continue Reading

• Infrastructure as code benefits range from audits to ops

  When an auditor asks to see how the entire application stack is configured, you'll recognize the benefits of an infrastructure-as-code implementation.  Continue Reading

• The application runtime environment is as important as the app

  To avoid cascading failures and never-ending troubleshooting, take the time to understand the software and hardware -- the runtime environment -- that keeps an app ticking.  Continue Reading

• Container OS options abound: Make the right selection

  There is an assortment of OSes that support containerized applications, so go into the decision with a set of wants, needs and must-avoids.  Continue Reading

• Windows Server containers and Hyper-V containers explained

  It's important to not only understand the differences between these two container types but also the specific requirements, deployment considerations and management practices.  Continue Reading

• Use Azure availability sets for patching to achieve the best uptime

  Ops' responsibility doesn't end once in a public cloud; in fact, it can get more confounding. Learn the best route to update Azure cloud instances and what mistakes to avoid.  Continue Reading

• Standardize configuration management software for smoother DevOps

  If your organization uses different configuration management software for development and operations, you're not alone. Even better, it's no engineering feat to migrate to one main tool.  Continue Reading

• Configuration management processes take down GRC challenges

  Configuration management processes speed deployments, but tools that know effective licenses and data storage details aid in another area that businesses are keen to get right.  Continue Reading

• Build a DevOps version control process for IT infrastructure

  Infrastructure admins can turn to the DevOps version control process for all IaC updates. Learn the basics, then follow along with an example in Git.  Continue Reading

• Come to grips with immutable infrastructure in production

  Immutable infrastructure is a developer approach to application hosting that's made its way into the IT ops lexicon. It's time to understand the changes it brings to application support.  Continue Reading

• IT automation software: Top five common mistakes

  IT automation software projects can involve a great deal of risk, but avoid these common mistakes and it will increase the chances for automation success.  Continue Reading

• Simple steps to improve the IT incident management process

  No one notices when there's a solid IT incident management response process in place, but everyone notices when there's not. Improve how you handle issues in three steps.  Continue Reading

• Agentless Ansible structure opens up configuration management potential

  Ansible is easy to use for IT ops pros, and it supports multicloud functionality within its automation structure. This simple walkthrough gets sys admins started with the tool.  Continue Reading

• Should you run MySQL on VMs or physical machines?

  Take stock of your current environment, including instance types, orchestration systems and storage devices, before deciding whether to deploy MySQL to VMs or physical machines.  Continue Reading

• Server OS patching doesn't have to be as painful as you fear

  OS patching is like a mechanic's job -- you need different tools for different makes and models. SCCM, Satellite and Landscape provide upkeep for IT's sports cars and SUVs.  Continue Reading

• Three DevOps toolchain options refine IT automation

  DevOps tools that don't interconnect form a bottleneck that teams can easily avoid -- or retroactively remedy -- if the CI/CD workflow merits the time commitment.  Continue Reading

• When to use Docker alternatives rkt and LXD

  Docker can't meet the needs of every IT scenario. LXD and CoreOS rkt are additional container formats to try out when Docker doesn't make sense.  Continue Reading

• Learn shell scripts: A sys admin's guide to automation

  Shell scripts and sys admins should be best friends. A day rarely goes by without using some form of shell script or another. Learn how those scripts work and start writing them.  Continue Reading

• Note these ops issues before you deploy with Docker containers

  Docker regularly updates its containerization offering, but it's not click-to-deploy ready for production. Ops professionals should acknowledge these points before deploying Docker containers.  Continue Reading

• Deep dive into Hyper-V files and folders

  Understanding all aspects of a Hyper-V installation now makes it easier to troubleshoot problems later. Look under the hood of Hyper-V files and folders to prep for the worst.  Continue Reading

• Shipyard floats a Docker GUI for easier container management

  Deploying new Docker images is the easy part; managing and reporting on those instances is tricky. IT teams can use the Shipyard GUI to stop, start, orchestrate and manage Docker.  Continue Reading

• Application support and maintenance add up to operational ALM

  An application isn't fully grown when it moves from development to production -- it still needs nurturing to meet its full potential.  Continue Reading

• Set up Docker container networking for real production workloads

  A technology as old as data centers -- networking -- threatens to derail the next new thing. Smart networking choices make Docker container deployments functional and organized.  Continue Reading