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¶
rq_queue
request queue
name
Name of the probe point
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)
| October 2018 | SystemTap Tapset Reference |