Today the best option is to leverage benefits from both virtualization and containerization, having VMs all over the data center, running many Docker containers each. The containers will decrease the number of VMs needed, and all the related overhead in terms of OS replication. This will optimize the number of virtual machines and the workload they execute.
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Tks for sharing this, Primo.
The IT industry is literally on the verge of a whole lot of datacenter optimization, and another related leadingedge innovation is Host Thin Provisioning (http://tinyurl.com/petw62q)