Server Virtualization Calculator - ESX
This tool calculates the number of hosts in a vSphere ESXi cluster based on the planned VM workload and host configuration.
| VM Workload: | ||
| Total configured vCPUs: | 0 | |
| Total configured memory (GB): | 0 | |
| Total number of VMs: | 0 | |
| Average VM configuration: | ||
| - number of vCPUs: | ||
| - Memory (GB): | ||
| Hosts & Cluster: | N hosts | N+1 hosts |
| Number of hosts: | 1 | 2 |
| Total number of physical CPUs or sockets: | 2 | 4 |
| Total number of physical CPU cores: | 16 | 32 |
| Total number of logical processors: | 16 | 32 |
| Total cluster CPU capacity (GHz): | 38.4 | 76.8 |
| Total hypervisor CPU overhead (GHz): | 1.7 | 3.4 |
| Total hypervisor CPU overhead (Cores): | 0.7083 | 1.4167 |
| Cluster CPU capacity available for VMs (GHz): | 36.7 | 73.4 |
| Cluster CPU cores available for VMs: | 15.2917 | 30.5833 |
| Configured vCPUs: | 0 | 0 |
| Physical CPU core overcommitment ratio: | 0 (0%) | 0 (0%) |
| Average number of configured vCPUs per host: | 0 | 0 |
| Total cluster memory capacity (GB): | 256 | 512 |
| Total hypervisor memory overhead (GB): | 2.6 | 5.2 |
| Cluster memory capacity available for VMs (GB): | 253.4 | 506.8 |
| Configured VM memory (GB): | 0 | 0 |
| Total VM memory overhead (GB): | 0 | 0 |
| Total memory required for VMs (GB): | 0 | 0 |
| Memory overcommitment ratio | 0 (0%) | 0 (0%) |
| Average number of VMs per host: | 0 | 0 |
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