OMS Class Container Sizes 
From the Database Objects user menu of the DBA Cockpit, you can access displays about the sizes of OMS class containers.
The current table sizes are determined by a report and saved in a database table which forms the history of table sizes and table growth. You can then view this data using the OMS Class Container Sizes user menu.
Procedure
Determining Statistical Data
If necessary, determine the size of the OMS class container. You have the following options to do this:
Schedule the action update class container statistics in the DBA planning calendar weekly. To schedule the action Update Class Container Statistics, proceed as described in Scheduling an Action.
You can update the class container sizes as a one-off. To do this, in the DBA Cockpit, choose
Diagnosis 
Database Objects OMS Class Containers 
. Choose the Update Class Container Statistics function to start a background job that updates the sizes.
The OMS class container sizes are determined. The measurement data is logged in the table SDBCCMS.
Displaying Class Container Sizes
Once the sizes have been determined, you can display them as follows:
Open the DBA Cockpit (transaction DBACOCKPIT) and choose Diagnosis Database Objects OMS Class Containers . You can choose the following displays, and can also display the information graphically:
Class Containers with Greatest Growth: You can set the comparison time period, comparison interval, and the number of class containers displayed.
Largest Class Containers: You can set the date and the number of class containers displayed.
The following functions are available:
Toggle Aggregated/Unaggregated View
History of a Class: Select the desired class.
Delete Statistics Data: You can delete statistics data manually by specifying a time period/date or automatically by specifying a time period (in weeks).
Update Class Container Statistics: Note that the class container information is saved only once a day. Any older daily statistics are overwritten.
Caution
For SAP NetWeaver 7.1, you can access this display through the Class Container Sizes user menu.