Practical Technology

for practical people.

May 19, 2015
by sjvn01
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How Walmart uses OpenStack to deliver its ‘everyday low prices’

VANCOUVER — When you think of retail giant Walmart, you may think of great bargains, or the death of small businesses, or convenience. What you probably don’t think about is the software behind the supply chain that enables Walmart to offer its “everyday low prices.” That would be OpenStack.

n a keynote and panel discussion at OpenStack Summit, Amandeep Singh Juneja, Walmart Lab’s Senior Director for Cloud Operations and Engineering, explained that “Walmart’s decision to invest in cloud infrastructure might not be something you’d expect from a brick and mortar retailer with over $480-billion in annual revenue,” but it was a necessity.

How Walmart uses OpenStack to deliver its ‘everyday low prices.’ More>

May 18, 2015
by sjvn01
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What’s the best cloud storage for you?

Back in 2007 when Drew Houston, Dropbox‘s CEO, had gotten sick and tired of misplacing his USB drive the idea of personal and small business cloud storage was a radical one. Today, everyone and their uncle seems to be offering cheap or free cloud storage.

That’s great! Except, well, how do you choose which one is right for you? It used to be that most people decided simply on the basis of how much free storage you got. That had the advantage of being simple, but it only tells part of the story.

The real value from a cloud storage service comes from how well it works for you. As you’ll see, some work much better with some operating systems and business plans than others.

What’s the best cloud storage for you? More>

May 13, 2015
by sjvn01
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For Venom security flaw, the fix is in: Patch your VM today

Venom (Virtualized Environment Neglected Operations Manipulation), the recently discovered security hole in the open-source QEMU virtual machine hypervisor, has been fixed.

That’s the good news. The bad news is many of you, even though you may use a QEMU-based hypervisor on your server or for your cloud, think you’ve nothing to worry about. You do.

For Venom security flaw, the fix is in: Patch your VM today. More>