6.5.1

Table Of Contents
Prerequisites
Required privilege: Performance.ModifyIntervals
Procedure
1 In the vSphere Web Client, navigate to the vCenter Server instance.
2 Select the  tab.
3 Under , select General.
4 Click Edit.
5 From Statistics intervals, click a statistics interval aribute to edit its value.
a In Interval duration, select the time interval in which statistics data is collected.
b In Save for, select for how long the archived statistics are kept in the database.
c In Statistics level, select a new level for collecting statistics.
The lower the level is, the fewer number of statistic counters are used. Level 4 uses all statistics
counters. Use it only for debugging purposes.
The statistics level must be less than or equal to the statistics level that is set for the preceding
statistics interval. This is a vCenter Server dependency.
6 (Optional) In Database Size, estimate the eect of the statistics seings on the database.
a Enter the number of Physical Hosts.
b Enter the number of Virtual Machines.
The estimated space required and number of database rows required are calculated and displayed.
c If necessary, make changes to your statistics collection seings.
7 Click OK.
Example: Relationships Between the Default Settings for Statistics Intervals
n
Samples that are collected every 5 minutes are stored for 1 day.
n
Samples that are collected every 30 minutes are stored for 1 week.
n
Samples that are collected every 2 hours are stored for 1 month.
n
Samples that are collected on 1 day are stored for 1 year.
For all statistics intervals, the default level is 1. It uses the Cluster Services, CPU, Disk, Memory, Network,
System, and Virtual Machine Operations counters.
Estimate the Effect of Statistics Collection on the Database in the
vSphere Web Client
The impact of the statistics collection on your vCenter Server database depends on the current inventory size
of vCenter Server.
Prerequisites
Required privilege: Global.
Procedure
1 (Optional) If necessary, congure the statistics intervals.
Chapter 3 Configuring Hosts and vCenter Server
VMware, Inc. 43