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Diffstat (limited to 'man5/proc_profile.5')
| -rw-r--r-- | man5/proc_profile.5 | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/man5/proc_profile.5 b/man5/proc_profile.5 new file mode 100644 index 0000000..bd206b4 --- /dev/null +++ b/man5/proc_profile.5 @@ -0,0 +1,24 @@ +.\" Copyright (C) 1994, 1995, Daniel Quinlan <quinlan@yggdrasil.com> +.\" Copyright (C) 2002-2008, 2017, Michael Kerrisk <mtk.manpages@gmail.com> +.\" Copyright (C) 2023, Alejandro Colomar <alx@kernel.org> +.\" +.\" SPDX-License-Identifier: GPL-3.0-or-later +.\" +.TH proc_profile 5 2023-08-15 "Linux man-pages 6.7" +.SH NAME +/proc/profile \- kernel profiling +.SH DESCRIPTION +.TP +.IR /proc/profile " (since Linux 2.4)" +This file is present only if the kernel was booted with the +.I profile=1 +command-line option. +It exposes kernel profiling information in a binary format for use by +.BR readprofile (1). +Writing (e.g., an empty string) to this file resets the profiling counters; +on some architectures, +writing a binary integer "profiling multiplier" of size +.I sizeof(int) +sets the profiling interrupt frequency. +.SH SEE ALSO +.BR proc (5) |