Prediction: Citrix will drop the open source Xen hypervisor for Hyper-V. The rest of the open source world drops Xen for KVM. - Lengthy speculation about the future of Xen now that Hyper-V is out. If this turns out to be correct, I think it leaves Sun in a particularly awkward spot, given that [...]
Red Hat adopts KVM: what happens to Xen now? - I work in a VMware ESX shop right now (other than all those Solaris Zones and FreeBSD Jails and OpenVZ VEs, that is) - no Xen or KVM. However, given the serious pain in the butt that timekeeping is in Linux guests on ESX, [...]
Eucalyptus - “EUCALYPTUS - Elastic Utility Computing Architecture for Linking Your Programs To Useful Systems - is an open-source software infrastructure for implementing “cloud computing” on clusters. The current interface to EUCALYPTUS is compatible with Amazon’s EC2 interface, but the infrastructure is designed to support multiple client-side interfaces.” If VMware is perhaps working on [...]
Performance Isolation of a Misbehaving Virtual Machine with Xen, VMware and Solaris Containers - A paper comparing the ability of VMware (Workstation), Xen and Solaris Containers to isolate virtual machines from each other with regards to performance. Quick summary: VMware and Xen go one-two in protecting one virtual machine from another, and Solaris Zones [...]