Blog Archives

ChalkTalk Video: Is More Flash or Spindles the only Answer to the VMware I/O Blender?

The VMware I/O blender is caused by multiple virtual machines generating random I/O at the hypervisor layer that bottlenecks storage systems. Adding more flash or spindles seems like the quick fix to this problem. The noise at the I/O blender

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Posted in Video

Briefing Note: Stopping Virtualization’s Double Tax

Virtualized Windows applications suffer from two I/O taxes. First, there is the tax of the I/O blender caused by mixing dozens of VMs on a single server, and then connecting multiple servers to a shared storage array that creates a

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Posted in Briefing Note

ChalkTalk Video: Can Windows hurt Flash Performance?

Today when an IT Pro faces a performance problem on a Windows-based server running applications like MS-SQL, Exchange and SharePoint, they often turn to a flash-based storage solution. Those IT professionals may be surprised to hear they should try something

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Briefing Note: Physical Servers Matter – Diskeeper keeps them running like new

While the move to a virtualized data center continues, physical servers still matter! Its true that many organizations are now approaching 60%+ virtualization, few have reached 100%. That means that most data centers are still 40% physical. Those remaining physical

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Posted in Briefing Note