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PROBE::IO(3stap) IO Scheduler and block IO Taps PROBE::IO(3stap)

probe::ioscheduler_trace.elv_requeue_request
 

NAME

probe::ioscheduler_trace.elv_requeue_request - Fires when a request is

SYNOPSIS

ioscheduler_trace.elv_requeue_request

VALUES

disk_major
Disk major no of request.
rq
Address of request.
name
Name of the probe point
elevator_name
The type of I/O elevator currently enabled.
disk_minor
Disk minor number of request.
rq_flags
Request flags.

DESCRIPTION

put back on the queue, when the hadware cannot accept more requests.
May 2013 SystemTap Tapset Reference