About the DNS Cache Hits report
The DNS Cache Hits report displays the rate of DNS cache hits and misses for the time period specified.
The DNS Cache Hits report contains these statistics that summarize DNS activity:
Miss Rate displays the rate of cache misses.
Hit Rate displays the rate of cache hits.
The navigator shadows the hit rate series.
The DNS Cache Hits report answers these questions:
• What was the rate of DNS requests that were cached?
• What was the rate of DNS requests that were not cached?
Mouse over a specific data point to see what the y values and exact time stamp were in relation to peaks.
The Riverbed system reports for periods up to one month. Due to performance and disk space considerations, the display granularity decreases with time passed since the data was sampled.
For detailed information about data grouping, see
About data grouping.