diff options
Diffstat (limited to 'static/freebsd/man8/boottrace.8')
| -rw-r--r-- | static/freebsd/man8/boottrace.8 | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/static/freebsd/man8/boottrace.8 b/static/freebsd/man8/boottrace.8 new file mode 100644 index 00000000..143b22f3 --- /dev/null +++ b/static/freebsd/man8/boottrace.8 @@ -0,0 +1,85 @@ +.\" SPDX-License-Identifier: BSD-2-Clause +.\" +.\" Copyright (c) 2022 NetApp, Inc. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd February 18, 2022 +.Dt BOOTTRACE 8 +.Os +.Sh NAME +.Nm boottrace +.Nd trace command execution with +.Xr boottrace 4 +.Sh SYNOPSIS +.Nm +.Ar utility Op Ar argument ... +.Sh DESCRIPTION +The +.Nm +utility +executes the specified +.Ar utility , +creating two +.Xr boottrace 4 +trace entries before and after its execution. +.Sh ENVIRONMENT +The +.Ev PATH +environment variable is used to locate the requested +.Ar utility +if the name contains no +.Ql / +characters. +.Sh EXIT STATUS +If +.Ar utility +was executed successfully, its exit status is returned. +.Pp +If +.Ar utility +was found but could not be executed, an exit status of 126 is returned. +If +.Ar utility +could not be found, an exit status of 127 is returned. +.Sh EXAMPLES +Execute the +.Xr dumpon 8 +utility, logging the trace entries: +.Bd -literal -offset indent +$ boottrace dumpon -z /dev/gpt/swap0 +.Ed +.Pp +This will appear in the output of the +.Va kern.boottrace.log +.Xr sysctl 8 +node: +.Bd -literal +CPU msecs delta process event PID CPUtime IBlks OBlks + 0 63918567 0 kernel sysinit 0x2100001 0 0.00 0 0 +[...] + 0 64076940 120605 boottrace dumpon start 1602 0.00 0 0 + 0 64076942 2 boottrace dumpon done 1602 0.00 0 0 +.Ed +.Sh SEE ALSO +.Xr boottrace 4 , +.Xr rc.subr 8 |
