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Virtualization


Physical Vs Virtual server : Which one should you choose?

Physical Vs Virtual server : Which one should you choose?

Gone are the days where people thought of “servers” as big, bulky machines installed in data centers. Now, “servers” more often mean cloud instances or VPSs.

All that being said, dedicated servers are still a favorite choice for many. Research shows that dedicated server market grows by $237 million each year [1]. So, the question is, what’s the better choice between virtual and physical servers? (more…)

Best open source virtualization management software

Best open source virtualization management software

Virtualization refers to hosting a number of virtual server instances over a single physical machine. Dividing resources such as CPU, RAM, storage and I/O among multiple instances, helps in maximum hardware utilization. Statistics show that every business organization has virtualized over 70% of their servers.

To manage a virtualized environment, businesses need a management solution that enables optimal distribution of server resources among various virtual instances. A virtualization management solution helps to do this without much time or overhead. (more…)

Top 5 operating systems for your Docker infrastructure

Top 5 operating systems for your Docker infrastructure

Docker runs on 13 major operating systems that include RHEL, Ubuntu, openSUSE, Arch Linux, and others. However, these operating systems are full-featured distributions, and are an over-kill for container based services. (more…)

CoreOS & Docker – An easy way to deploy secure, scalable web application infrastructure

CoreOS & Docker – An easy way to deploy secure, scalable web application infrastructure

If you are an early adopter of Docker, chances are that you are running it on a popular distro like Red Hat, CentOS or Ubuntu. This was the case with a few web application systems we managed. We soon realized that the extra services that CentOS ran just ate up resources and was not really required by Docker. It only needs a kernel. (more…)

Docker management simplified – How to use Cockpit to deploy and manage Docker containers

Docker management simplified – How to use Cockpit to deploy and manage Docker containers

1. Docker installed – Check.
2. Get image – Check.
3. Deploy container – Check.

With Docker, deployment is as easy as that. Sysadmins and developers have moved away from the VPS days, and have settled into the easy lives of getting deployments done in minutes rather than hours. But now we’ve grown more ambitious – How do we manage multiple Docker containers more efficiently? Enter the Cockpit project from Red Hat. (more…)

Configuration management made easy – How Docker and Cockpit was used to reduce deployment errors and delays

Configuration management made easy – How Docker and Cockpit was used to reduce deployment errors and delays

DevOps engineers have come to rely on configuration management tools like Puppet, SaltStack, Chef and Ansible for faster deployments and minimizing errors. However, the quest for the perfect deployment solution is still on. As is the fate of any code, Puppet manifests, Chef cookbooks, etc., are affected by bugs, and requires extensive testing before it can be used in production servers. (more…)

A quick guide to choosing the right virtualization technology

Virtualization is no longer a niche market. It is now a pre-requisite for success in webhosting industry. Gartner’s server virtualization report of 2011 mentions a virtualization market penetration of 40% for x86 server work loads. A study by Tier1Research on Mass-Market Hosting for Winter 2011 showed that 60% of webhosts provide VPS solutions.These findings tally with the technology adoption trend we see here in Bobcares as well.

 

For someone entering the VPS hosting business, it is important to choose the right server virtualization technology based on your market segment requirement, and cost considerations.

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Windows Server 2008R2 SP1 Beta – 2 new features added!

Microsoft recently released the Service Pack 1 Beta for Windows Server 2008 R2. In its war with VMWare in the Virtualization sector, Microsoft has decided to showcase its own developments in the Windows Server virtualization platform via two key features: Dynamic Memory and RemoteFX. Both of which are now available via the SP1 Beta update.

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Tomorrow’s Virtualization hopes – KVM

Sometimes, one is just not enough. When you’ve got one server with rocketing performance, you could very well make the maximum utilization of it.

Obviously, I’m talking about Server Virtualization. We’ve had quite a lot of products out there in the market. Many of them proprietary and a few, free. I have read once, “A nice product which is free is better than a great product which costs.

But today, my choice is one awesome product which is free, and is absolutely fabulous. I’m going to talk about my own favorite Server Virtualization Solution- KVM.

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Virtualization with Microsoft (Virtual Server 2005 R2 SP1)

Talk about server virtualization, you go on talking about Virtuozzo, Xen, VMWare Server etc. This article aims to present another virtualization application offered by Microsoft – Microsoft Virtual Server 2005 R2 SP1.

A couple of attractive features about Microsoft Virtual Server 2005 R2 SP1 are: it is available free of cost and also it supports the usage of Microsoft Windows as well as Linux distributions as guest operating systems.

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