Research Article
Load Balancing in Cloud Computing Environment Using Improved Weighted Round Robin Algorithm for Nonpreemptive Dependent Tasks
Table 1
Cloud setup configuration details.
| Sl. number | Entity | Quantity | Purpose |
| 1 | Data center | 1 | Data center having the physical hosts in the test environment |
| 2 | Number of hosts in DC | 500 hosts (200 Nos-4-CoreHyperThreadedOpteron270, 200 Nos-4-Core HyperThreadedOpteron2218 and 100 Nos 8-Core HyperThreaded XeonE5430) | Number of physical hosts used in the experiment |
| 3 | Number of process elements | 8/8/16 | Number of executing elements in each of the hosts. The host has 8 or 16 processing elements |
| 4 | PE processing capacity | 174/247/355 MIPS | Each host has any one of the processing capacities |
| 5 | Host ram capacity | 16/32 GB | Each host has any of these RAM memories |
| 6 | Number of VM | 10 to 100 with an increment of 10 | Number of virtual machines used in the experiment |
| 7 | Number of PE to VM | 1 | Processing element allotted in each VM |
| 8 | VM’s PE processing capacity | 150/300/90/120/93/112/105/225 | Virtual machine’s processing capacity |
| 9 | VM RAM capacity | 1920 MB | The RAM’s memory capacity of the VM |
| 10 | VM manager | Xen | The operating system runs on the physical machine to manage the VMs. It provides the virtualization |
| 11 | Number of PE in Tasks | 1 | The job/task’s maximum usable processing element |
| 12 | Task length/instructions | 500000 to 200000000 | Tasks length in million instructions. The heterogeneous job length test having the variations from the mentioned minimum to maximum |
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