virtualization
-
What Are the Latest Docker Desktop Enterprise-Grade Performance Optimizations?
Discover the latest enterprise-grade performance optimizations in Docker Desktop, including Docker VMM for Apple Silicon, synchronized file sharing, and expanded support for RHEL and Windows Arm, all designed to deliver faster, more reliable development workflows.
Read now
-
Docker Desktop 4.35: Organization Access Tokens, Docker Home, Volumes Export, and Terminal in Docker Desktop
Docker Desktop 4.35 includes organization access tokens, a new Docker product home page, terminal enhancements, Docker Desktop for Red Hat Enterprise Linux, and the performance boost from Docker VMM for Apple Silicon Macs.
Read now
-
Addressing Time Drift in Docker Desktop for Mac
Docker Desktop for Mac runs the Docker engine and Linux containers in a helper LinuxKit VM since macOS doesn’t have native container support. The helper VM has its own internal clock, separate from the host’s clock. When the two clocks drift apart then suddenly commands which rely on the time, or on file timestamps, may start…
Read now
-
So, when do you use a Container or VM?
Recently I was giving a talk at a trade show on the basics of Docker, and how an application goes from an idea to being a production workload running on a Universal Control Plane managed Swarm cluster. As part of that talk, I spent a bit of time talking about how containers are not VMs….
Read now
-
To Use Physical Or To Use Virtual: That is the container deployment question
I have had a version of the following conversation more than a few times with community members trying to sort out where to run their containerized apps in production: User: So, where should I run my containers? Bare metal or VM’s Me: It’s not a question of “either / or” – that’s the beauty of…
Read now
-
There’s Application Virtualization and There’s Docker
In what appears to be a recurring theme (which I promise I’ll move off of soon), I’m going to spend some time talking about what Docker isn’t – Docker is not application virtualization. I spent a good amount of time at VMware where I worked on VMware View (which begat Horizon View which begat Horizon…
Read now
-
Containers and VMs Together
A couple weeks back I talked about how Docker containers were not virtual machines (VMs). I received a lot of positive feedback on the article (thanks!), but I also heard a common question: Can VMs and Docker containers coexist? The answer is a resounding “yes.” At the most basic level VMs are a great place…
Read now
-
Containers are not VMs
I spend a good portion of my time at Docker talking to community members with varying degrees of familiarity with Docker and I sense a common theme: people’s natural response when first working with Docker is to try and frame it in terms of virtual machines. I can’t count the number of times I have…
Read now