HP Capacity Advisor 6.2 Users Guide

Step 2 of 3: Set level of effort for Smart Solver calculation.......................................................111
Step 3 of 3: View Smart Solver solutions..................................................................................111
Results: Automated consolidation to VMs.........................................................................112
Automated solution finding: Load balance of servers or VM hosts .............................................113
Begin with a scenario................................................................................................................113
Choose the VM hosts or servers to load-balance.....................................................................113
Step 1 of 3: Define the solution constraints..............................................................................114
Step 2 of 3: Set level of effort for Smart Solver calculation.......................................................114
Step 3 of 3: View Smart Solver solutions..................................................................................114
Results: Automated load balancing of servers or VM hosts...............................................114
Automated solution finding: Workload stacking..........................................................................115
Begin with a scenario................................................................................................................116
Choose the workloads to stack.................................................................................................116
Step 1 of 3: Stack the specified workloads onto servers...........................................................116
Step 2 of 3: Set level of effort for Smart Solver calculation.......................................................117
Step 3 of 3: View Smart Solver solutions..................................................................................117
Results: Automated workload stacking..............................................................................117
Getting more detail........................................................................................................................118
6 Using Capacity Advisor with HP Serviceguard......................................................119
Using Serviceguard to migrate HP Integrity VM guests....................................................................119
Data collection in a Serviceguard environment..................................................................................120
7 Support and other resources....................................................................................121
Contacting HP.....................................................................................................................................121
New and changed information in this edition....................................................................................121
New and changed information in Edition 1..................................................................................121
Related information............................................................................................................................121
Related technical papers................................................................................................................122
A Calculation assistance..............................................................................................123
Cost calculation...................................................................................................................................123
Cost per kilowatt-hour...................................................................................................................123
Cooling calculation.............................................................................................................................123
Cooling multiplier.........................................................................................................................123
Adjusting for platform changes..........................................................................................................123
Memory multiplier........................................................................................................................124
Adjusting for change in a workload...................................................................................................124
CPU workload multiplier..............................................................................................................124
Memory workload multiplier........................................................................................................125
Network I/O workload multiplier.................................................................................................125
Disk I/O workload multiplier........................................................................................................125
Determining estimated utilization assumptions for a workload..................................................125
Adjusting for virtualization changes..................................................................................................127
CPU Virtualization Overhead %....................................................................................................127
CPU Virtualization Overhead %..............................................................................................128
Hypervisor memory overhead......................................................................................................128
Hypervisor memory overhead.................................................................................................128
Doing the math for hypervisor memory overhead..................................................................128
HP Virtual Machine............................................................................................................128
VMware ESX 3.....................................................................................................................128
VMware vSphere (ESX 4)....................................................................................................129
Microsoft Hyper-V..............................................................................................................129
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