Docker containers vs. OpenStack clouds

Matt Asay has a smart piece over on InfoWorld about some ongoing struggles with OpenStack, as evidenced by Red Hat’s most recent earnings call.

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It begs the question: Are containers to blame?

Here’s Asay:

As big as the community behind OpenStack has been, [Red Hat CEO Jim] Whitehurst declared Docker the “single biggest topic that comes up among … [Red Hat’s] leading [customers].” In fact, Whitehurst noted that he hears more from customers about Docker than OpenStack.

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A guide to Docker container networking

Despite all the hype about containers, the application packaging technology is still evolving, especially as it relates to networking.

In the past year, there have been significant advancements to Docker container networking functionality. At the same time Docker has built a plug-in architecture that allows more advanced network management tools to control containers.

+MORE AT NETWORK WORLD: Cisco’s “open” data center OS embraces containers +

Meanwhile, startups have developed custom platforms for managing containers, while traditional vendors, such as Cisco and VMware, have enabled their network management tools to control containers. So, the earliest container networking challenges are beginning to be solved, but there’s still more work to be done.

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