xref: /openbsd/share/btrace/kprofile.bt (revision 679d3e5f) 
1/*	$OpenBSD: kprofile.bt,v 1.2 2022/05/01 20:23:11 bluhm Exp $	*/
2
3/*
4 * kprofile.bt	Kernel profiling (stack sampling) at 100Hz.
5 *
6 * To produce a FlameGraph process the output with stackcollapse-bpftrace.pl
7 * and flamegraph.pl found in:
8 *	https://github.com/brendangregg/FlameGraph
9 */
10profile:hz:100 {
11	@[kstack] = count();
12}
13