Chapter 22. Queue Statistics Tapset
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Chapter 22. Queue Statistics Tapset
Table of Contents
function::qs_done
— Function to record finishing request
function::qs_run
— Function to record being moved from wait queue to being serviced
function::qs_wait
— Function to record enqueue requests
function::qsq_blocked
— Returns the time reqest was on the wait queue
function::qsq_print
— Prints a line of statistics for the given queue
function::qsq_service_time
— Amount of time per request service
function::qsq_start
— Function to reset the stats for a queue
function::qsq_throughput
— Number of requests served per unit time
function::qsq_utilization
— Fraction of time that any request was being serviced
function::qsq_wait_queue_length
— length of wait queue
function::qsq_wait_time
— Amount of time in queue + service per request
This family of functions is used to track performance of queuing systems.