NetBSD/usr.bin/tpfmt/tpfmt.1

95 lines
3.0 KiB
Groff

.\" $NetBSD: tpfmt.1,v 1.3 2011/12/09 15:24:39 yamt Exp $
.\"
.\" Copyright (c)2011 YAMAMOTO Takashi,
.\" All rights reserved.
.\"
.\" 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
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.\" 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
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\"
.\" ------------------------------------------------------------
.Dd November 27, 2011
.Dt TPFMT 1
.Os
.\" ------------------------------------------------------------
.Sh NAME
.Nm tpfmt
.Nd format tprof samples
.\" ------------------------------------------------------------
.Sh SYNOPSIS
.Nm
.Op Fl CkLPs
.Op Fl p Ar pid
.\" ------------------------------------------------------------
.Sh DESCRIPTION
The
.Nm
utility creates and outputs a plain text representation
for a given profiling result recorded by
.Xr tprof 8 .
.\" XXX should explain the output.
.Pp
The
.Nm
utility accepts the following options.
.Bl -tag -width hogehoge
.It Fl C
Don't distinguish CPUs.
All samples are treated as its CPU number is 0.
.It Fl k
Kernel only.
Ignore samples for userland code.
.It Fl L
Don't distinguish LWPs.
All samples are treated as its LWP ID is 0.
.It Fl P
Don't distinguish processes.
All samples are treated as its PID is 0.
.It Fl p Ar pid
Process only samples for the process with PID
.Ar pid
and ignore the rest.
.It Fl s
Per symbol.
Try to aggregate samples by functions rather than instructions.
It's currently useful only for in-kernel samples.
.El
.\" ------------------------------------------------------------
.Sh EXAMPLES
See
.Xr tprof 8
for an example.
.\" ------------------------------------------------------------
.\".Sh HISTORY
.\"The
.\".Nm
.\"utility first appeared in
.\".Nx XXX .
.\" ------------------------------------------------------------
.Sh SEE ALSO
.Xr tprof 4 ,
.Xr tprof 8
.\" ------------------------------------------------------------
.Sh AUTHORS
The
.Nm
utility is written by
.An YAMAMOTO Takashi .