Chapter 5. IO Scheduler Tapset

Table of Contents

probe ioscheduler.elv_next_request — Retrieve request from request queue
probe ioscheduler.elv_next_request.return — Return from retrieving a request
probe ioscheduler.elv_add_request — Add a request into request queue
probe ioscheduler.elv_completed_request — Request is completed

This family of probe points is used to probe the IO scheduler activities. It contains the following probe points: