Ask the Experts

Infuse more flexibility into OpenStack Heat templates

OpenStack admins use Heat templates to streamline cloud resource deployment. What are the templates' main components, and how can we use them in more flexible ways? Continue Reading
How do OpenStack Neutron, Dragonflow enable SDN?

As the OpenStack community continues to advance its software-defined networking capabilities, what role will the Neutron and Dragonflow components play? Continue Reading
Compare OpenStack local storage options for now and in the future

SSDs, HDDs and NVMe can all provide local storage for an OpenStack deployment. But what are the benefits and tradeoffs of each, and how will these technologies evolve? Continue Reading
How to modify rules in a default OpenStack security group

OpenStack security groups allow admins to control traffic into cloud computing instances. But is it possible to change the rules within a default group? Continue Reading
Built to burst: Which apps work well in a cloud bursting architecture?

Cloud bursting is one way to manage spikes in demand, but it's difficult to achieve with certain apps. So which application types burst best to the public cloud? Continue Reading

What are some ways to stop and restart OpenStack instances?

Admins can pause, suspend, shelve or stop a compute instance in OpenStack. But what are the key differences between each option? Continue Reading
How should I choose the right cloud app development platform?

It's an oft-asked question: Which cloud platform is the best choice for app development efforts? The answer: It depends. It's PaaS vs. AWS Lambda. Continue Reading
How many instances of Windows Nano Server can run on 1 TB of RAM?

The biggest feature of Windows Server 2016 may the tiny Windows Nano Server. Tech expert Michael Otey explains how something so small can be so powerful and secure. Continue Reading
Which workloads benefit from GPU instances in the public cloud?

GPU instances help enterprises run more compute-intensive workloads on the public cloud. But what kinds of apps, specifically, are a good fit for these instance types? Continue Reading
What are some warnings signs I need bigger cloud computing instances?

Choosing a cloud instance is not an easy task, and picking the wrong size can cost you in the long run. What are some red flags that suggest I need a larger instance type? Continue Reading
How does Azure Premium Storage billing work?

For Azure Premium Storage, are users billed by how much storage capacity they actually use or how much they reserve or allocate? Continue Reading

How can I use OpenStack Tempest to test my deployment?

The OpenStack cloud platform consists of a range of different services and components. How can Tempest help me test that everything works properly? Continue Reading
Manage hybrid cloud policies with the right set of templates, tools

The rising adoption of hybrid cloud has prompted admins to rethink their management strategies. What tools can help create and manage user policies for hybrid cloud? Continue Reading
How do I invoke Azure runbooks with a webhook?

Runbooks help admins automate certain processes within the Azure cloud. But what capabilities do I gain if I kick-off Azure runbooks through a webhook? Continue Reading
How do I synchronize MFA devices for public cloud?

Multifactor authentication helps organizations verify account and user identities in the public cloud. But what do I do when my MFA devices fall out of sync? Continue Reading