When you click a transaction’s id in the transactions widget, DPOD loads the full details of the transaction into the information window.
...
Displays the request and response size of the transaction.
This data is only available since firmware 7.6.0.8 and 7.7.1.2 for transactions of traditional IDG services.
Memory
Memory consumption graphs for the request and response parts of the transaction, across the transaction lifetime and state changes.
...