Advances, Systems and Applications
From: Integrated resource management pipeline for dynamic resource-effective cloud data center
RMP phase | Algorithm | Parameters | Definition | Values |
---|---|---|---|---|
Underload | THR | n | last CPU utilization values to be averaged | n=2 |
detection | Â | THRunderload | underload CPU utilization threshold | THRoverload=0.5 |
Overload | THR | n | last CPU utilization values to be averaged | n=2 |
detection | Â | THRoverload | overload CPU utilization threshold | THRoverload=0.8,0.9,1.0 |
 | LRR | n | last CPU utilization values to be averaged | n=2 |
 |  | α | safety parameter | α=0.9,1.0,1.1 |
 | DES | n | last CPU utilization values to be averaged | n=2 |
 |  | N | Input samples | N=30 |
 |  | K | Forecast sample | K=1 |
 | SHW | n | last CPU utilization values to be averaged | n=2 |
 |  | N | Input samples | N=30 |
 |  | K | Forecast sample | K=1 |
VM | MMTMC | n | last CPU utilization values to be averaged | n=2 |
selection | MMTMC 1 | n | last CPU utilization values to be averaged | n=2 |
 | MMTMC 2 | n | last CPU utilization values to be averaged | n=2 |
 |  | uinitial | The initial threshold value | uinitial=3 |
 |  | λ | The rate of growth | λ is an empirical value |
VM | Modified best fit | THRPlacement | CPU threshold from total server’s capacity | THRPlacement=80% |
placement | Medium-fit (MF) | THRPlacement | CPU threshold from total server’s capacity | THRPlacement=80% |