table of contents
PROBE::IOSCHEDULER_T(3stap) | IO Scheduler and block IO Taps | PROBE::IOSCHEDULER_T(3stap) |
NAME¶
probe::ioscheduler_trace.unplug_io - Fires when a request queue is unplugged;
SYNOPSIS¶
ioscheduler_trace.unplug_io
VALUES¶
name
Name of the probe point
rq_queue
request queue
DESCRIPTION¶
Either, when number of pending requests in the queue exceeds threshold or, upon expiration of timer that was activated when queue was plugged.
SEE ALSO0¶
tapset::ioscheduler(3stap)
November 2023 | SystemTap Tapset Reference |