xen articles, videos, photos and opinions

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Red Hat Enterprise Linux 6

Red Hat Enterprise Linux 6

...supports such options. Virtualisation in RHEL6 comes courtesy of KVM, which replaces Xen There are additional changes in terms of the built-in virtualisation functionality... Read more

11 January, 2011 by Alan Stevens
Citrix: Why hypervisor dominance matters

Citrix: Why hypervisor dominance matters

...hypervisor. For its part, Citrix focuses its enterprise efforts on its free Xen hypervisor and its involvement in the open-source and open-standards OpenStack... Read more

12 February, 2011 by Jack Clark

UK datacentres swarm into cloud services

...of cloud and IT services. "You've got VMware, ESX, Hyper-V, Xen, KVM... that kind of low-level function is essentially commoditised."Among those... Read more

27 January, 2012 by Jack Clark

Red Hat EV3 launches with all-Linux stack

...the industry — VMware's ESX, Microsoft's Hyper-V and Citrix's Xen — dwarf KVM installation numbers, so Red Hat's tactic is not to... Read more

19 January, 2012 by Jack Clark

Nimbula readies cloud operating system

...availability in the best way possible." Nimbula Director uses both KVM and Xen hypervisors and can be installed on bare-metal servers. It "abstracts the... Read more

9 March, 2011 by Jack Clark

Citrix optimises XenServer for AWS cloud

...news expands our relationship with Amazon Web Services to enhance features in Xen," said Simon Crosby, Citrix's chief technology officer for its datacentre and... Read more

27 January, 2011 by Jack Clark

Citrix upgrades XenDesktop with RingCube technology

XenDesktop 5.5 makes it possible to roll out a common virtual desktop while still allowing its users to retain personalised settings, data and apps, according to Citrix Read more

25 August, 2011 by David Meyer
XTC: A Throughput Control Mechanism for <endeca_term>Xen</endeca_term>-Based Virtualized Software Routers

XTC: A Throughput Control Mechanism for Xen-Based Virtualized Software Routers

Xen is a tool for hardware virtualization often used to build virtual routers... Read more

30 August, 2011
Safe Hardware Access With the <endeca_term>Xen</endeca_term> Virtual Machine Monitor

Safe Hardware Access With the Xen Virtual Machine Monitor

The Xen virtual machine monitor allows multiple operating systems to execute concurrently on commodity... Read more

1 January, 2011
Evolution in Kernel Debugging Using Hardware Virtualization With <endeca_term>Xen</endeca_term>

Evolution in Kernel Debugging Using Hardware Virtualization With Xen

Xen's ability to run unmodified guests with the virtualization available in hardware... Read more

12 December, 2010
<endeca_term>Xen</endeca_term> 3.0 and the Art of Virtualization

Xen 3.0 and the Art of Virtualization

The Xen Virtual Machine Monitor will soon be undergoing its third major release, and... Read more

12 December, 2010
On the Performance Isolation Across Virtual Network Adapters in <endeca_term>Xen</endeca_term>

On the Performance Isolation Across Virtual Network Adapters in Xen

...paper, the authors focus on network performance isolation among virtual adapters in Xen. They present several experiments demonstrating how activity of one virtual machine can... Read more

21 September, 2011
VNEXT: Virtual Network Management for <endeca_term>Xen</endeca_term>-Based Testbeds

VNEXT: Virtual Network Management for Xen-Based Testbeds

...presents a system to control and manage virtual networks based on the Xen platform. The goal of the proposed system is to assist network administrators... Read more

20 July, 2011
Evaluating the Performance Impact of <endeca_term>Xen</endeca_term> on MPI and Process Execution for HPC Systems

Evaluating the Performance Impact of Xen on MPI and Process Execution for HPC Systems

...work, the authors investigate the overhead imposed by the popular, open-source, Xen virtualization system, on performance-critical HPC kernels and applications Read more

1 January, 2011
Virtual Doppelganger: On the Performance, Isolation, and Scalability of Para-And Paene-Virtualized Systems

Virtual Doppelganger: On the Performance, Isolation, and Scalability of Para-And Paene-Virtualized Systems

Paravirtualization, popularized by the Xen hypervisor, is quickly expanding into commodity markets, with many in the IT... Read more

1 January, 2011

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Dean Talboys

What a farce! Hopefully the European court will see where this is leading.

1 hour ago by Dean Talboys via Facebook on Assange loses extradition battle in Supreme Court
SoapyTablet

Wouldn't surprise me if Samsung actually really had problems producing the white model (as Apple did - it would make more sense) and this non-story...

2 hours ago by SoapyTablet on Samsung Galaxy 'S3' delayed by special paint
Lonnie

those conformation letters are hard to figure out what is which letters it is a pain in the back side. Please make it more Ledge-able being better...

6 hours ago by Lonnie on Screenshots: Photoshop CS6 Beta
BrownieBoy

"cites" even. Ouch!

13 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
Horace Ontalhold

...... and PDP11s too

13 hours ago by Horace Ontalhold on Fusion-io lays minefield with a billion IOPS
BrownieBoy

I had a quick skim through the PDF. It seems to be that many of these so-called cost savings would be down to a hardware refresh. Although...

14 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
bobandroid

496,999 BT Fon Hotspots lovingly situated in your next door neighbours garden, no matter how you dress that up its still a pup... Not where I need...

16 hours ago by bobandroid on London Olympics: BT needs 25,000 more Wi-Fi hotspots
apexwm

Jack : I was hoping you could provide us a summary since you are familiar with this report. I am not yet sure how much of my time I'd like to...

18 hours ago by apexwm on Using Windows XP is a waste of money, says IDC
Smilig Eddie

2 – 4 more weeks of waiting: how many buyers are going to decide instead to see what the iPhone 5 offers? Consumer trust in the brand has also...

18 hours ago by Smilig Eddie on Samsung Galaxy 'S3' delayed by special paint
SRist

So it looks like this was a complete red herring - Adobe are allowing upgrades from Photoshop CS3, CS4 and CS5 at the same price. When did this...

19 hours ago by SRist on Photoshop users attack Adobe upgrade policy change
Jack Schofield

@apexwm Have you considered either (a) reading the story above or (b) reading the PDF? There are answers in both.

21 hours ago by Jack Schofield on Using Windows XP is a waste of money, says IDC
apexwm

I would love to hear why Microsoft believes that "upgrading from Windows XP to Windows 7 pays for itself in a year, in increased productivity and...

21 hours ago by apexwm on Using Windows XP is a waste of money, says IDC
debsmk

I have just changed mine to white they said 3 to 5 days

22 hours ago by debsmk on Samsung Galaxy 'S3' delayed by special paint
Atangana

I would like a job for me and do good to their tackiness vellent my help I will do my best to help you mercie for all

23 hours ago by Atangana on UK's 15-year-old World Excel champion offered £100k job
BrownieBoy

Well done to IDC for producing a report that says using XP is a waste of money. Only 11 years too late with it is all....

1 day ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
Jack Schofield

@Burn-IT ...which doesn't mean it isn't true ;-) I'll be interested if you can find any properly-researched, independent data from any of the...

1 day ago by Jack Schofield on Using Windows XP is a waste of money, says IDC
Burn-IT

As said, sponsored by Microsoft........

1 day ago by Burn-IT on Using Windows XP is a waste of money, says IDC
mrbigdong

@620W, I mine 1 BTC/daily for cost of 1.7eur, they naysayers regurgitate the rubbish they read as usual

1 day ago by mrbigdong on A minor Bitcoin miner injury?
Mike Denton

If the link to the next section existed that would be awesome.... Guess I have to ask uncle google where it is

1 day ago by Mike Denton via Facebook on Security on the farm: Accounts and permissions
minzhu

Don't blame CEO, they want RIM win. RIM has strange culture and self distruct political environment. In RIM if a new hired person figure out...

1 day ago by minzhu on RIM CEO: Time to squash BlackBerry myths