Linked by Thom Holwerda on Wed 21st Mar 2007 16:40 UTC, submitted by anonymous
Ubuntu, Kubuntu, Xubuntu Virtualization of operating systems used to be slow and hard to use. Advances such as the KQemu accelerator, VirtualBox, VMWare, Xen and of course the recent integration of KVM virtualization into the Linux kernel have helped out a lot though, especially on the server side, but for a normal user, virtualization could be somewhat clunky. Mac users have been able to run their Windows applications like this using Parallels Coherence, yet now other *nix users can too. Ordinary desktop or business users who require applications from another operating system can benefit from a seamless desktop.
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RE[2]: Fogot a link
by Dr_J on Wed 21st Mar 2007 18:40 UTC in reply to "RE: Fogot a link"
Dr_J
Member since:
2005-07-06

> Anyway, native is always fastest and i think vmware is
> slightly faster than qemu+kqemu but not much.

Depends. CPU/memory performance is roughly comparable, but VMware is *way* better at screen performance. See http://forums.bsdnexus.com/viewtopic.php?id=1580 for some tests I did.

Caveat: this is on FreeBSD, and uses Win4BSD (based on qemu/kqemu) and a very old version of VMware. I would think the general result holds.

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