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freebsd/usr.bin/ktrdump/ktrdump.8
Philippe Charnier 084e19802d The .Nm utility
2002-07-14 15:12:00 +00:00

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2.4 KiB
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.\"-
.\" Copyright (c) 2002 Chad David
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.Dd April 1, 2002
.Dt KTRDUMP 8
.Os
.Sh NAME
.Nm ktrdump
.Nd print kernel ktr trace buffer
.Sh SYNOPSIS
.Nm
.Op Fl cft
.Op Fl e Ar execfile
.Op Fl m Ar corefile
.Op Fl o Ar outfile
.Sh DESCRIPTION
The
.Nm
utility is used to dump the contents of the kernel ktr trace buffer.
.Pp
The following options are available:
.Bl -tag -width ".Fl e Ar execfile"
.It Fl c
Print the CPU number that each entry was logged from.
.It Fl f
Print the file and line number that each entry was logged from.
.It Fl t
Print the timestamp for each entry.
.It Fl e Ar execfile
The kernel image to resolve symbols from.
The default is the value returned via
.Xr getbootfile 3 .
.It Fl m Ar corefile
The core file or memory image to read from.
The default is
.Pa /dev/mem .
.It Fl o Ar outfile
The file to write the output to.
The default is standard output.
.El
.Sh SEE ALSO
.Xr ktr 4 ,
.Xr ktr 9
.Sh HISTORY
The
.Nm
utility first appeared in
.Fx 5.0 .
.Sh AUTHORS
.An -nosplit
The
.Nm
utility was implemented by
.An Jake Burkholder Aq jake@FreeBSD.org .
.Pp
This manual page was written by
.An Chad David Aq davidc@FreeBSD.org .