The VMware-SpringSource acquisition has paved the way for SpringSource to give away its new tc Server Spring Edition to VMware customers.

A new VMware vSphere 4 simulator enables developers to test their client applications without installing ESX Server.

Hoping to entice more customers to run tc Server Spring Edition with VMware virtualization, SpringSource is giving it away.

New VMware Labs shows off internal engineering projects; Xsigo certifies I/O Director for Citrix XenServer, and Zenoss monitors the Xen hypervisor.

The acquisition of some EMC Ionix assets will give a systems management boost to VMware. EMC sold the products to VMware for $200 million.

The Oracle virtualization push will gain some steam with the release of Oracle VM 3, but large shops may not want to hand over any more of their infrastructure.

IBM's new "ex5" server architecture, based on Intel's upcoming eight-core Nehalem EX x86 processor, increases memory capacity to boost server virtualization ratios.

VKernel offers a free capacity management tool for VMware virtual environments; and other news in brief.

IT pros welcome x86 processors' new memory management features for virtualized data centers, but the added complexity can cause problems.

EMC transferred ownership of its Ionix server- and application-oriented management tools to VMware, which will incorporate them into the vCenter family.

Details on new vSphere features are starting to trickle out. VMotion and Distributed Resource Scheduler will be enhanced in the next version of VMware vSphere.

With AIX 6, IBM--the granddaddy of virtualization -- has taken cues from VMware and added live migration to its logical partitions virtualization offering. Will the move keep workloads on the platform?

The VMware-Zimbra acquisition is a big part of VMware's expansion beyond the virtualization market. But is it a good strategic move?

Cisco UCS testing results from the Tolly Group indicate that throughput is much lower than Cisco claims. Tolly claims Cisco unified computing architecture relies on oversubscribed blade servers and clumsy external switches.

Microsoft and Red Hat have made nice with new Hyper-V Linux Integration Components. RHEL will now run better as a guest on Hyper-V.

Virsto Software announced its new Hyper-V storage tool this week. Plus: A new iSCSI SAN hits the virtualization market, and VMware teams up with Mitel on virtual VoIP.

Citrix and Novell scratch each other's backs on XenServer, SUSE Linux certification, and other news.

Future Oracle virtualization plans include the VirtualBox hypervisor, but the VirtualBox roadmap will need improvements to compete in enterprises, experts say.

The upcoming VMware vSphere release promises improved I/O resource management and memory compression, according to attendees of VMware's Partner Exchange.

With the power of today's high-performance computers comes great responsibility. Servers with outrageous resources could end up taking down your virtual machine infrastructure.