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The quantity of tags stored during an active connection, age of the data and frequency of purge can all be configured such that on the Prune Interval, the Prune Quantity of the oldest data over the Max Age will be deleted.

Tip

The Rolling History Max Age should be at least 2x the Transmitter Server Keep Alive timeout


Warning
Dependent on the configuration values and the frequency of tag change data, system performance may be impacted when using the Rolling History Buffer

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