Symbol | Annotation | Symbol | Annotation |
---|---|---|---|
\(T_{th}\) | The predefined threshold of main types of VMs | \(Q1\) | First quartile |
\(Q3\) | Third quartile | IQR | Interquartile range |
\(M(t)\) | Current number of VM requests at \(t\) time | \(D(t + h)\) | The predicted number of VM requests at \(t + h\) time |
\(N(t)\) | The total number of VM requests at \(t\) time | \(x_{ij}\) | The mapping element between a VM and a PM |
\(MD_{ij}\) | Resource performance matching distance | \(MPM_{ij}\) | resource proportion matching distance |