*3.3. Metrics*

The hardware-accelerated network flow probe was modified so that the flow cache stores records for all flows during a test session, i.e., flow records for terminated or expired flows, were not removed from the flow cache *buckets*. This allowed measurement of such values as:


This gave us an overview of the distribution of flow records over all buckets in the flow cache for a given hash computation scheme and for the selected traffic type.
