Managing Virtual Containers
Experts share tips and case studies in the virtual containers topic center, covering container management and deployment strategies, as well as how to troubleshoot issues with a container-based infrastructure and plan resource capacity on cloud or virtualized servers. You will also find news on container technology developments and adoption rates.
Top Stories
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News
15 Feb 2022
F5 distributed cloud security services strike a trendy chord
As talk of multi-cloud management gives way to distributed cloud, which also ties in edge computing, F5 bundles application security services to expand its appeal to enterprises. Continue Reading
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Tutorial
09 Feb 2022
How to install and deploy Quay on Red Hat OpenShift
Quay enables Red Hat OpenShift users to store and manage container images -- with added advantages. Follow this tutorial to install and deploy the container registry. Continue Reading
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News
17 Jul 2019
Container security improves overall enterprise IT posture
Enterprise IT pros worried about security when containers were first introduced, but as containers are put into production, they can actually present ways to tighten security practices. Continue Reading
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Tip
11 Jul 2019
Look inside the Mesosphere DC/OS distributed operating system
IT organizations that run large, distributed workloads on clusters should examine the Mesosphere DC/OS approach, but be forewarned: It takes a lot of components to simplify ops. Continue Reading
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News
02 Jul 2019
Kubernetes security tool gives IT a leg up on DevSecOps
An emerging real estate firm tasked with DevSecOps sought an assist from startup Alcide, which bakes Kubernetes security best practices into its software. Continue Reading
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Feature
25 Jun 2019
Reality strikes when enterprises deploy Kubernetes in production
It's easy to run containers with Kubernetes, but Kubernetes in production -- with enterprise security, monitoring and compliance demands -- is a different story. Continue Reading
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Feature
24 Jun 2019
Docker Containers as a Service deployment simplified on HPE Synergy
Reference Configuration guides the deployment of the complete Docker-based Containers-as-a-Service platform on HPE Synergy composable infrastructure to simplify container use. Continue Reading
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News
20 Jun 2019
IT pros brace for wave of M&A in microservices security
Microservices and DevOps have made IT security a shared responsibility among enterprise stakeholders, and experts expect this shift to prompt mass consolidation among vendors. Continue Reading
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News
20 Jun 2019
Alaska Airlines charts course for DevOps security
As Alaska Airlines plots a flight path to a hybrid cloud infrastructure, it will navigate with an automated DevOps security tool that spans multiple IT environments. Continue Reading
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Tip
18 Jun 2019
Apply AI to container monitoring and management -- piece by piece
While the application of AI to container monitoring and management is possible, it first requires certain operations practices and carefully integrated tool sets. Continue Reading
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News
06 Jun 2019
UPS delivers Agile plan for legacy application modernization
As UPS moved its package-tracking system from mainframe to open systems, it drew on the old adage about how to eat an elephant: one small bite at a time. Continue Reading
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News
31 May 2019
Docker vulnerability with no patch could allow root access
A security researcher disclosed a Docker bug that could allow an attacker to gain root-level access to a system. Docker signed off on the disclosure, despite a fix not yet being available. Continue Reading
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News
31 May 2019
Palo Alto Networks buys Twistlock, PureSec for container security
Palo Alto Networks snaps up Twistlock and PureSec to broaden its cloud security portfolio and give enterprise IT shops more options for container and serverless security. Continue Reading
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News
21 May 2019
GKE, Azure roll out Windows Kubernetes support
Cloud service providers rolled out Windows Kubernetes support this week, which may take some of the burden of Linux container management requirements out of the hands of Microsoft-only shops. Continue Reading
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News
10 May 2019
OpenShift shops chart a course for advanced IT automation
IT teams tackled containerization, developer self-service platforms and infrastructure provisioning automation in 2018. So, what's next? Continue Reading
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News
08 May 2019
OpenShift architecture bakes in CoreOS Operator automation
OpenShift 4.1 promises easier container management for IT ops pros, but getting there from OpenShift 3 could be tricky for enterprises with large deployments. Continue Reading
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News
08 May 2019
OpenShift-Azure ties deepen as IT sets sights on multi-cloud
Enterprises will consider an OpenShift managed service on Azure as part of a multi-cloud strategy, but Kubernetes won't necessarily make workloads cloud-agnostic. Continue Reading
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Tip
03 May 2019
ICYMI: 6 tips to master Kubernetes performance and management
The more skilled the team, the better a Kubernetes implementation can be. Learn how to get the most out of service discovery, infrastructure management, CI and more. Continue Reading
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News
02 May 2019
Customers respond to Docker Hub security breach
A Docker Hub data breach was top of mind at DockerCon this week, but users mostly waved off its broad impact as enterprises generally have their containers on lockdown. Continue Reading
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Tip
02 May 2019
Combine containers and serverless to optimize app environments
Rather than pick a side in the debate around containers vs. serverless computing, DevOps shops would benefit from putting both of these complementary technologies to use. Continue Reading
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News
02 May 2019
Docker Enterprise pricing shake-up leaves unanswered questions
IT pros begin to evaluate the long-term budget implications of a significant change to the Docker Enterprise pricing scheme. Continue Reading
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News
01 May 2019
Docker Enterprise suite overhaul eases container uptake
Docker is working to help enterprises ease their way into using containers with a suite of services and pre-integrated capabilities in products in Docker Enterprise 3.0. Continue Reading
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Feature
24 Apr 2019
How to properly prep a container infrastructure
To deploy containers in production, an organization must put in place the appropriate infrastructure. Here are the specific steps to take to begin that process. Continue Reading
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News
23 Apr 2019
Rancher's Kubernetes updates boost security, UI performance
Enterprise IT pros expect changes to Rancher's Kubernetes management tools to bolster security configuration and UI performance. Continue Reading
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Feature
22 Apr 2019
Kubernetes underpins Docker container technology dominance
Given the ever-evolving nature of enterprise technology, some IT predictions just never come to be. Let's see how one particular forecast for Docker containers held up. Continue Reading
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Quiz
19 Apr 2019
Test your Kubernetes terminology expertise with this quiz
Can you ace this quiz on Kubernetes architecture and component terminology? Assess your knowledge of these terms and whether you need to hit the books -- or online documentation. Continue Reading
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Tip
11 Apr 2019
VMware-Heptio acquisition strengthens Kubernetes management
In its acquisition of Heptio, VMware positioned itself as a potential leader in the open source Kubernetes management market. However, the company must still fill in some gaps. Continue Reading
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News
10 Apr 2019
Google's multi-cloud platform goes GA as Anthos
Google's Cloud Services Platform, now called Anthos, aims to make waves for hybrid and on-premises cloud management, but customers should be aware the GA tag has its limitations. Continue Reading
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News
10 Apr 2019
Cloud Foundry PaaS undergoes seismic shifts as IT evolves
Cloud Foundry undergoes drastic changes as infrastructure automation technology develops, to the point where some industry experts see more erosion than evolution. Continue Reading
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News
08 Apr 2019
Users forge ahead with Cloud Foundry-Kubernetes integration
Complementary roles for Cloud Foundry and Kubernetes are clear to IT pros, and the community plans to knit the two more closely together with the Eirini project. Continue Reading
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News
27 Mar 2019
Portworx adds security and DR options for container storage
Cisco, Hewlett Packard Enterprise and NetApp have invested in the container storage software startup. Now, the company aims to get those vendors' customers interested. Continue Reading
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News
25 Mar 2019
Kubernetes for Windows hits GA, with limitations
Kubernetes support for Windows nodes was declared stable in Kubernetes 1.14, but extensive fine print remains. Continue Reading
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News
22 Mar 2019
Kubernetes management for 'Minecraft' has enterprise IT traits
What do 'Minecraft' servers and enterprise databases have in common? In the realm of Kubernetes management, more than you might think. Continue Reading
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Tip
19 Mar 2019
Bare-metal vs. VM container deployment considerations
Consider your performance requirements, portability needs and what level of isolation and security you want when deploying containers in your environment. Continue Reading
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Feature
19 Mar 2019
5 expert tips to stay on top of cloud container technologies
Our experts weigh in on the container deployment models in the cloud and offer advice for how to avoid some common pitfalls for organizations as they get started with the technology. Continue Reading
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Feature
14 Mar 2019
Market evolves to address container security issues
Container use is gaining traction in virtual environments, but containers present unique security challenges that vendors and organizations must overcome. Continue Reading
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News
13 Mar 2019
F5-Nginx deal reflects mainstream trend toward microservices
F5 snaps up Nginx for cloud-native app support, and analysts predict a microservices gold rush as modern application architectures catch on in enterprise IT shops. Continue Reading
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Tip
08 Mar 2019
GitOps provides an answer for complicated IT deployments
Version control isn't a new concept in IT, but ops pros are applying it to distributed environments for declarative configuration management. Continue Reading
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News
05 Mar 2019
Container security tools turn heads with expansion to hosts
Vendors that sell container security tools now face off against traditional security tool providers, as both vie for the attention of IT pros who look to fortify their cloud-native infrastructure. Continue Reading
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News
28 Feb 2019
Istio security drives Auto Trader UK move to GKE
The U.K.'s largest online automotive marketplace put Istio security features in place before it adopted containers and GKE, rather than the other way around. Continue Reading
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Tip
28 Feb 2019
Compare the pros and cons of container management tools
From the ever-popular to the obscure, evaluate different container management options based on the user interface, documentation, ease of use, available features and integrations. Continue Reading
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News
26 Feb 2019
VMware PKS adds Heptio IP, boosts container street cred
VMware adds bare-metal Kubernetes and an elite support squad from Heptio, but it's unlikely to get widespread interest with bespoke container orchestration on premises. Continue Reading
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Tip
25 Feb 2019
Where container infrastructure and management investments yield ROI
Containers are efficient and flexible, but these benefits can come with a hefty price tag. Ensure these elements are in the container budget to escape unexpected charges. Continue Reading
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News
20 Feb 2019
Google Cloud Services Platform presses hybrid cloud agenda
Google has pushed its Cloud Services Platform for hybrid computing into beta. The software is based on Google Kubernetes Engine and is geared toward application modernization. Continue Reading
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News
14 Feb 2019
Container security tools pitch service mesh integrations
Container defense in depth is a hot topic, and some IT pros approach it with a combination of third-party container security tools and service mesh security features. Continue Reading
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News
14 Feb 2019
Linkerd vs. Istio fray dominates service mesh battle
Linkerd's maintainers admit it has a narrower range of features than buzz machine Istio. But after failed attempts to set up Istio, some early adopters believe less is more. Continue Reading
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Tip
12 Feb 2019
Adjust IT team dynamics for a cloud-native approach
As enterprises set their cloud-native strategy, they'll need to navigate major changes -- both from a technical standpoint and in terms of IT team structure and management style. Continue Reading
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News
11 Feb 2019
Container security vulnerability prompts call to patch runC
The discovery of a container utility flaw means IT pros must patch most container runtimes, as well as practice defense in depth and beware of strangers with sketchy container images. Continue Reading
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Tip
07 Feb 2019
Evaluate the Mesos architecture for massive container deployments
In addition to supporting large-scale IT deployments, Mesos takes a unique approach to data center and cloud resource pools that can benefit both containerized and noncontainerized apps. Continue Reading
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Tip
25 Jan 2019
Get informed of the risks associated with docker.sock
Container security is a new area for many IT admins, and enterprise IT organizations can easily set up Docker in ways that compromise access control -- potentially exposing the host. Continue Reading
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News
22 Jan 2019
AthenaHealth picks SignalFx to smooth public cloud monitoring
IT monitoring through SignalFx's Prometheus and AWS CloudWatch integrations helps AthenaHealth manage multiple public cloud environments from a central interface. Continue Reading
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News
21 Jan 2019
VMware-Heptio roadmap to refine enterprise Kubernetes
Heptio founder Craig McLuckie, now VP of R&D at VMware following a 2018 merger, anticipates hard work ahead to get enterprises to adopt Kubernetes in their production environments. Continue Reading
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News
17 Jan 2019
VMware and Pivotal put NSX spin on Kubernetes security
VMware and Pivotal mix NSX network segmentation into PKS 1.3 to appeal to large, advanced users of vSphere and Kubernetes who manage multi-tenant container clusters. Continue Reading
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Tutorial
14 Jan 2019
Control Docker containers with the Nginx load balancer
Docker is an efficient container platform, but it isn't perfect. Follow this Nginx load balancer tutorial to provide your container environment with high availability across multiple nodes. Continue Reading
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Tip
10 Jan 2019
Enforce container ecosystem consistency in 4 steps
Lightweight apps are easy to containerize, but monoliths need more work. Expert admins can bring those heavyweight apps into the fold, whether they were made for containers or not. Continue Reading
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Feature
28 Dec 2018
Major acquisitions, Kubernetes evolution top IT news in 2018
In the second half of 2018, IT industry vendors and their users worked to tame Kubernetes and containers, and inject open source innovation into tried-and-true enterprise IT. Continue Reading
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Feature
26 Dec 2018
Bookmark 10 popular tips on containers and Kubernetes
Should we go with an open source or commercial option? What about DevOps? These 10 essential tips explain how containers fit into complex modern IT environments. Continue Reading
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Feature
26 Dec 2018
Top 10 IT tutorials of 2018 for professional development in 2019
Most IT admins take control of their education via home labs and tutorials. Refresh skills in PowerShell or Python -- or learn new ones like Kubernetes -- with these popular walkthroughs. Continue Reading
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News
18 Dec 2018
IT industry trends home in on containers, AIOps and CI/CD
IT ops pros should be on the lookout for enterprise-wide production container deployments, real-world AIOps usage and new approaches to CI/CD in 2019. Continue Reading
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Opinion
17 Dec 2018
Expect more container evolution, growth in 2019
Containerization shows no sign of winding down. With technologies, product options and providers focused on technological improvement, container ecosystems will develop rapidly in the coming year. Continue Reading
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News
14 Dec 2018
Istio service mesh tradeoffs prompt caution among IT pros
Istio can boost the security and observability of Kubernetes environments, but some IT pros question whether the perks are worth a steep learning curve. Continue Reading
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News
14 Dec 2018
Knative project stokes interest in event-driven IT ops
The Knative project is nascent, but Kubernetes users said they believe it could facilitate the next generation of IT infrastructure management. Continue Reading
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News
13 Dec 2018
Enterprise SREs guide devs through Kubernetes in production
Behind most enterprise developers that own and operate the services they create stands a platform engineering team that's teed up Kubernetes in its most manageable form. Continue Reading
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News
13 Dec 2018
Kubernetes 1.13 stabilizes storage, but Windows GA delayed
IT pros with Kubernetes in production welcomed stable releases of cluster install and container storage utilities in version 1.13, but they'll have to wait for some key features. Continue Reading
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News
11 Dec 2018
Kubernetes security issues raise concerns for enterprise shops
As Kubernetes enters the enterprise mainstream, it has early adopters abuzz about security issues in the platform and the containers it orchestrates. Continue Reading
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News
04 Dec 2018
Microsoft and Docker CNAB takes aim at distributed computing
Microsoft and Docker want to push container-like abstraction up the stack with the CNAB open source spec, which has piqued enterprise interest in its early stages. Continue Reading
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News
04 Dec 2018
Kubernetes security vulnerability reveals fractured market
Enterprises that pay for Kubernetes support will respond differently to this week's critical security vulnerability than lean DevOps teams that use upstream distributions. Continue Reading
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News
30 Nov 2018
Istio service mesh vies for lead in microservices market
Istio's integration into Google Cloud will give it momentum, but service mesh competition remains fierce, as HashiCorp Consul makes strong inroads with early adopters. Continue Reading
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Answer
28 Nov 2018
What are the pros and cons of deploying containers?
Containers can reduce a company's OS licensing costs and required CPU usage, while acting as a bridge to serverless computing. But IT teams need to evaluate the potential drawbacks. Continue Reading
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Answer
28 Nov 2018
Is read-only mode a viable approach to container hardening?
Can containers work in read-only mode, and how does this setup make a difference in security hardening? Continue Reading
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Opinion
21 Nov 2018
What's next for VMs vs. containers as isolation, performance evolve?
With advances from Docker, Kubernetes and other container technologies, an ecosystem is emerging that threatens the existence -- or at least importance -- of VMs in enterprise IT orgs. Continue Reading
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News
20 Nov 2018
Kibana monitoring apps zoom in on Kubernetes infrastructure
A new set of time-series Kubernetes infrastructure monitoring and APM tools in version 6.5 of Elastic Stack take their place among many choices for IT pros. Continue Reading
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News
15 Nov 2018
Container security tools push multi-cloud closer to reality
Container security tools, such as StackRox and Aqua Security, offer DevOps shops that want multi-cloud portability a centralized way to reduce the risk of complex infrastructures. Continue Reading
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News
09 Nov 2018
Docker on Windows Server helps legacy apps, with caveats
Windows-only Docker Enterprise Edition prospects struggle with Linux requirements and a shift to a container-first mindset as they plan to modernize legacy Microsoft applications. Continue Reading
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News
07 Nov 2018
Kubernetes on VMware gains a lifeline with Heptio acquisition
VMware's Heptio buy brings it Kubernetes chops that will help it make a multi-cloud bid, but it will struggle to raise its profile in open source container management, industry watchers predict. Continue Reading
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News
30 Oct 2018
IBM Red Hat acquisition roils open source container management
IBM agreed to buy Red Hat with Kubernetes in mind for its multi-cloud management strategy, and it'll have far-reaching implications for the open source container management community, especially Cloud Foundry. Continue Reading
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Feature
25 Oct 2018
Cloud and containers rewrite monitoring and management rulebooks
IT performance management is tricky when it stretches as big as the public cloud and scrunches as small as a microservice. IT ops techniques must change to keep up. Continue Reading
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News
25 Oct 2018
Nomad vs. Kubernetes talk prompts HashiCorp managed service plan
HashiCorp's founders say Nomad and Kubernetes are not mutually exclusive, but the company will launch a Nomad managed service to match cloud providers' turnkey Kubernetes services. Continue Reading
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Guide
24 Oct 2018
An introduction to containers and orchestration for IT admins
Given containers' radical effect on provisioning, resource planning and portability, an IT team's container education should begin well before the first one spins up on a host OS. Continue Reading
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Tip
22 Oct 2018
Container hosting requires in-depth service network plans
Microservices and containers complement each other with scalability and flexibility. But they can also compound network addressing problems in production without proper precautions. Continue Reading
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News
22 Oct 2018
IT pros shore up Prometheus monitoring via third-party tools
Upstream Prometheus monitoring isn't ready for prime time in enterprise environments, but it gets by with a little help from its friends, such as Sysdig and Rancher Labs. Continue Reading
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News
18 Oct 2018
Netflix Spinnaker pipelines tighten bond with Kubernetes
The Netflix- and Google-led Spinnaker continuous deployment software project has added enterprise appeal with revamped Kubernetes integration. Continue Reading
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News
12 Oct 2018
New Relic acquisition of CoScale boosts Kubernetes prowess
Kubernetes monitoring is all the rage, and New Relic's CoScale buy gives it an edge in an increasingly noisy market for container monitoring tools. Continue Reading
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Tip
11 Oct 2018
Bevy of Microsoft containers range from cloud to captive workloads
Windows wasn't always an ideal environment for containers, but recent changes offer a wealth of options, including those for Windows Server and the Azure public cloud. Continue Reading
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Tip
02 Oct 2018
Understand how Docker works in the VM-based IT world
With advantages for microservices architectures, disaster recovery and utilization density, among other areas, containers should step out from virtual machines' shadow. Continue Reading
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News
02 Oct 2018
Kubernetes TLS tweaks whet user appetite for easier management
Kubernetes TLS bootstrap improvements in version 1.12 tackle container management complexity, and users hope there's more where that came from. Continue Reading
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Feature
27 Sep 2018
Is 'Continuous Delivery with Docker and Jenkins' right for you?
If your IT organization is ready to bring DevOps from mindset to tool set, containers and CI/CD are probably on the agenda. See what you'll learn from Rafal Leszko's book on Docker and Jenkins to advance a pipeline project. Continue Reading
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Tip
25 Sep 2018
Grasp container basics to plan enterprise adoption
To transition from virtualization that mimics hardware to a new level of portable, isolated workloads, absorb key tenets of containers and where container deployment differs from VMs and cloud instances. Continue Reading
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Answer
21 Sep 2018
Use nested virtualization to run a container in a VM
IT administrators should familiarize themselves with the benefits and limitations of using nested virtualization to run containers in VMs before implementation. Continue Reading
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News
20 Sep 2018
Jenkins on Kubernetes is promising, but integration needs work
Jenkins and Kubernetes are a natural fit for automated application development and delivery, and the open source community has plans to improve how Jenkins runs on containers. Continue Reading
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News
13 Sep 2018
IT experts exchange container security tips and caveats
Real-world container security requires users to dig in to the finer points of container, host, Kubernetes and application configurations. Continue Reading
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Tip
10 Sep 2018
Anomaly detection methods unleash microservices performance
When distributed applications run in containers, admins suddenly have a whirlwind of metrics to track instead of just a short list. These methods reach into the heart of the task. Continue Reading
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Tip
04 Sep 2018
Build a secure Docker host environment on Linux systems
In the cutting-edge technology world of containers, don't lose sight of the fundamental security best practices that protect workloads and minimize attack surfaces. Continue Reading
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News
30 Aug 2018
Third-party Kubernetes tools hone performance for database containerization
Kubernetes tools look to carve out a market niche in database containerization with performance monitoring and quality-of-service management features. Continue Reading
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News
29 Aug 2018
Kubernetes community takes over massive Google test bed
Google will donate $9 million in GCP resources and undergo a three-year handoff process to put a massive Kubernetes test bed under CNCF control. Users wonder, what happens next. Continue Reading
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News
27 Aug 2018
Free Kubernetes security tools broaden enterprise choices
Kubernetes security tools give enterprise IT shops strategic approaches to container security that go beyond shoring up individual container instances. Continue Reading
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Tip
06 Aug 2018
Kubernetes service discovery tactics boost microservices
Customize or automate a containerized application's service discovery exactly to your preference by mastering a collection of Kubernetes features. Continue Reading
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News
03 Aug 2018
IT pros debate upstream vs. packaged Kubernetes implementations
As IT vendors race to package Kubernetes implementations, their fiercest competition is not from other vendors, but from pure upstream code and DIY container orchestration projects. Continue Reading
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Answer
03 Aug 2018
Can container communication cross over to noncontainerized apps?
Can an application have Python as a container, run SQL queries on an external Microsoft SQL database and publish the results on an Apache web server container? Continue Reading
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Tip
30 Jul 2018
How containers and Kubernetes change deployment and DevOps
Containers and Kubernetes have changed how many enterprises approach application deployments. The technologies could prompt a widespread shift in DevOps tooling. Continue Reading
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News
25 Jul 2018
Google Cloud Services Platform moves hybrid approach on premises
Google has focused its hybrid strategy around containers and microservices, as Cloud Services Platform extends some of the public cloud provider's software to users' data centers. Continue Reading
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News
19 Jul 2018
GCP Marketplace beats AWS, Azure to Kubernetes app store
Google is the first major public cloud provider to sell prepackaged apps for container orchestration clusters, but expect AWS and Azure to follow quickly with Kubernetes marketplaces of their own. Continue Reading