HP Capacity Advisor 7.3 Update 1 User Guide

Task: Understand current resource usage..................................................................................135
Task: Plan server consolidation...............................................................................................135
Understanding the consolidation task.................................................................................135
Example consolidation: Stacking applications on an existing server...................................136
Step 1: Determine which systems to consolidate..........................................................137
Step 2: Create a scenario........................................................................................137
Step 3: Edit the scenario..........................................................................................138
Automating the consolidation task......................................................................................146
Example consolidation: Automating stacking on a what-if server........................................147
Step 1: Determine which systems to consolidate..........................................................147
Step 2: Create a scenario........................................................................................147
Step 3: Edit the scenario..........................................................................................148
Task: Estimating the effect of adding or moving processors.........................................................150
Task: Determining where to put a workload using automated solution finding...............................151
Example: Determining where to put a workload...................................................................152
Task: Estimating potential power savings across a range of server models....................................153
Example: Estimating potential power savings.......................................................................153
Collect data for a period of time that fully reflects your business cycle(s).............................153
Check power calibration on existing servers....................................................................153
Create a planning scenario..........................................................................................153
Create a what-if representation of a new HP server..........................................................154
Run a utilization report that includes power selections......................................................155
Move workloads from the older servers to the newer server...............................................157
Run a utilization report that includes power selections......................................................157
Data modeling in the Scenario Editor......................................................................................158
Data modeling for VSP vPars and VMs...............................................................................159
Capacity Advisor does not collect CPU utilization data from VSP 6.1 or 6.2 hosts................159
7 Using Capacity Advisor with HP Serviceguard............................................161
Using Serviceguard to migrate Integrity VM guests....................................................................161
Data collection in a Serviceguard environment.........................................................................162
8 Troubleshooting in Capacity Advisor ........................................................163
When there is no connection..................................................................................................163
Data is not being collected....................................................................................................164
Data may appear to be old when it is not ...............................................................................166
Data seems to be incorrect or lost...........................................................................................167
Data cannot be imported.......................................................................................................170
Data analysis is not working in Capacity Analysis.....................................................................170
Out-of-memory errors in the Java heap....................................................................................171
Working with reports............................................................................................................172
Working in the scenario editor...............................................................................................172
Working with power.............................................................................................................173
Workload issues...................................................................................................................174
Workload and system relationships may not match when comparing Capacity Advisor and Matrix
OE visualization information..............................................................................................174
Sub-OS workloads on Linux systems are not supported..........................................................175
Capacity Advisor does not recognize a new OS installed on a managed node........................175
Miscellaneous user interface issues.........................................................................................176
9 Capacity Advisor error and warning messages...........................................177
Command error messages.....................................................................................................177
Command warning messages................................................................................................178
8 Contents