Blog Archives

How to Prevent Noisy Neighbors

In response to my recent article, “What Is A Noisy Neighbor”, one of our reader’s asked if limiting the number of IOPS (via VSphere) on all but the most disk I/O intensive VMs would be a good approach for reducing

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The New Normal: Software-Defined WAN Acceleration for a Cloud-Centric World

Wide area network (WAN) acceleration technology has been successfully used by many organizations for over a decade to accelerate data traffic between data centers and branch offices. Typically deployed as an appliance, WAN accelerators help to ensure the timely transmission

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Guaranteeing Application Storage Performance When Virtualizing

It’s no surprise that traditional storage performance falls off a cliff in heavily virtualized server environments. Originally designed to interface with a limited number of hosts, legacy dual controller storage architectures simply cannot meet the I/O workload demands of multiple

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Application Defined Cache Acceleration

Maintaining consistent application performance has become increasingly challenging. While there are fewer physical servers to support in the data center, in many environments there are dozens, hundreds or even thousands of virtual machines (VMs) accessing the same shared storage resources.

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Webinar – Comparing VMware Caching Techniques – Guest vs. Hypervisor

Caching has become the primary way way to integrate SSD into VMware Environments. Solutions have appeared that implement at the hypervisor layer and inside the VM at the guest OS layer but which caching technique is best? In this webinar,

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Should Your VMware Backup Use Agents?

Initially most VMware projects start off by leveraging the backup applications that were in place prior to the virtualization effort. Then, IT Planners realize that they need something more and they turn to VM-specific backup applications. But then they are

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Any-to-Any Hypervisor Image Recovery

Hypervisor server diversification is becoming a key initiative for many businesses. In an effort to lower licensing costs by introducing competition for their hypervisor footprint, many organizations may be unwittingly taking on the potential burden of added infrastructure management, higher

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Automated Caching for the Virtualized Data Center

Many industry observers estimate that the server infrastructure in a typical data center environment is approximately 50% virtualized. As virtual machine (VM) density increases, conventional storage platforms are wilting under the pressure of managing highly randomized storage IO patterns. Indeed,

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OnApp Scale Out SAN For The Cloud

Scale It As They Come Building a cloud infrastructure capable of meeting the varied performance, availability and resiliency demands of a vast customer base is daunting for even the most seasoned data center professionals. And yet, this is precisely what

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The Value of Real Time Backup Health Assessment

Change is good…or is it? The sheer volume and velocity of changes taking place in IT environments today is staggering. While change may be good for business needs, if left unchecked, improperly managed changes within the backup environment could deal

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