table of contents
other versions
- buster 4.0-1
- buster-backports 4.4-1~bpo10+1
- testing 4.4-2
- unstable 4.4-2
- experimental 4.5-1
TAPSET::IOSCHEDULER(3stap) | TAPSET::IOSCHEDULER(3stap) |
NAME¶
tapset::ioscheduler - systemtap ioscheduler tapsetDESCRIPTION¶
This family of probe points is used to probe IO scheduler activities.- ioscheduler.elv_next_request
- Fires when a request is retrieved from the request queue
- See probe::ioscheduler.elv_next_request(3stap) for details.
- ioscheduler.elv_next_request.return
- Fires when a request retrieval issues a return signal
- See probe::ioscheduler.elv_next_request.return(3stap) for details.
- ioscheduler.elv_completed_request
- Fires when a request is completed
- See probe::ioscheduler.elv_completed_request(3stap) for details.
- ioscheduler.elv_add_request.kp
- kprobe based probe to indicate that a request was added to the request queue
- See probe::ioscheduler.elv_add_request.kp(3stap) for details.
- ioscheduler.elv_add_request.tp
- tracepoint based probe to indicate a request is added to the request queue.
- See probe::ioscheduler.elv_add_request.tp(3stap) for details.
- ioscheduler.elv_add_request
- probe to indicate request is added to the request queue.
- See probe::ioscheduler.elv_add_request(3stap) for details.
- ioscheduler_trace.elv_completed_request
- Fires when a request is
- See probe::ioscheduler_trace.elv_completed_request(3stap) for details.
- ioscheduler_trace.elv_issue_request
- Fires when a request is
- See probe::ioscheduler_trace.elv_issue_request(3stap) for details.
- ioscheduler_trace.elv_requeue_request
- Fires when a request is
- See probe::ioscheduler_trace.elv_requeue_request(3stap) for details.
- ioscheduler_trace.elv_abort_request
- Fires when a request is aborted.
- See probe::ioscheduler_trace.elv_abort_request(3stap) for details.
- ioscheduler_trace.plug
- Fires when a request queue is plugged;
- See probe::ioscheduler_trace.plug(3stap) for details.
- ioscheduler_trace.unplug_io
- Fires when a request queue is unplugged;
- See probe::ioscheduler_trace.unplug_io(3stap) for details.
- ioscheduler_trace.unplug_timer
- Fires when unplug timer associated
- See probe::ioscheduler_trace.unplug_timer(3stap) for details.
SEE ALSO¶
probe::ioscheduler.elv_next_request(3stap), probe::ioscheduler.elv_next_request.return(3stap), probe::ioscheduler.elv_completed_request(3stap), probe::ioscheduler.elv_add_request.kp(3stap), probe::ioscheduler.elv_add_request.tp(3stap), probe::ioscheduler.elv_add_request(3stap), probe::ioscheduler_trace.elv_completed_request(3stap), probe::ioscheduler_trace.elv_issue_request(3stap), probe::ioscheduler_trace.elv_requeue_request(3stap), probe::ioscheduler_trace.elv_abort_request(3stap), probe::ioscheduler_trace.plug(3stap), probe::ioscheduler_trace.unplug_io(3stap), probe::ioscheduler_trace.unplug_timer(3stap), stap(1), stapprobes(3stap)October 2018 | SystemTap Tapset Reference |