You can define the maximum number of history rows to store in memory in the RTView Manager/Data Storage/History Rows property. This property can improve Monitor responsiveness.
Note that changing this value is only recommended if you have a high degree of understanding about how historical data is being stored in memory, as well as how that data is compacted and stored in the database.
The History Rows property defines the maximum number of rows to store for the JvmGcInfo, JvmMemoryPool, RtvDataServerManager, RtvDisplayServerManager and RtvDataServerClientTotals caches. The default setting for History Rows is 50,000.
The History Rows Large property defines the maximum number of rows to store for the JvmOperatingSystem, JvmThreading, JvmMemory, RtvDataServerClientStats and TomcatWebModuleStats caches. The default setting for History Rows Large is 100,000.
To modify the default settings:
Open the RTView Configuration Application for RTView Manager and go to RTView Manager>DATA STORAGE tab.
Under Size, enter the desired number of rows in the History Rows and History Rows Large fields.
your settings, then click 
to apply changes. The data server will be available again in 10-15 seconds.
