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CYCLICDEADLINE(8) System Manager's Manual CYCLICDEADLINE(8)

NAME

cyclicdeadline - This program is used to test the deadline scheduler (SCHED_DEADLINE) using a cyclictest style program

SYNOPSIS

cyclicdeadline [-a [CPUSET]] [-D TIME] [-h] [-i INTV] [--json FILENAME] [-s STEP] [-t NUM] [-q]

DESCRIPTION

cyclicdeadline is a cyclictest style program for testing the deadline scheduler

OPTIONS

Comma / hypen separated list of CPUs to run deadline tasks on
Specify a length for the test to run Append 'm', 'h', or 'd' to specify minutes, hours, or days
Show this help menu
The shortest deadline for the tasks in us. (default 1000us)
Write final results into FILENAME, JSON formatted.
The amount to increase the deadline for each task in us. (default 500us)
The number of threads to run as deadline (default 1)
Print a summary only on exit. Useful for automated tests, where only the summary output needs to be captured.
Send break trace command when latency > USEC
write a trace mark when -b latency is exceeded.

AUTHOR

cyclicdeadline was written by Steven Rostedt <rostedt@goodmis.org>

This manual page was written by John Kacur <jkacur@redhat.com>

January 16, 2020