Post by George Crump (thank you)
An increasing number of storage systems are coming to market with Quality of Service (QoS) functionality that allows an administrator to guarantee and in some cases, limit the amount of storage performance that a VMware or other virtualized workloads will experience. This is an important feature as the number and variety of workloads continues to increase in the data center. QoS should allow mission critical workloads to be intermixed with less critical workloads, without fear of the impact of a noisy neighbor stealing all available storage performance.
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