V$REQDIST

This view lists statistics for the histogram of shared server dispatcher request times, divided into 12 buckets, or ranges of time. The time ranges grow exponentially as a function of the bucket number.

Column	Datatype	Description
`BUCKET`	`NUMBER`	Bucket number: `0 - 11`; the maximum time for each bucket is (`4 * 2^N)/100` seconds
`COUNT`	`NUMBER`	Count of requests whose total time to complete (excluding wait time) falls in this range