Improve.

2 files changed, 31 insertions, 12 deletions

diff --git a/usr.bin/kdump/kdump.1 b/usr.bin/kdump/kdump.1
index 250f95bb42a..9ab2a7a1726 100644
--- a/usr.bin/kdump/kdump.1
+++ b/usr.bin/kdump/kdump.1
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: kdump.1,v 1.5 1999/06/05 01:21:28 aaron Exp $
+.\"	$OpenBSD: kdump.1,v 1.6 2000/03/04 15:53:40 aaron Exp $
 .\" Copyright (c) 1990, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
@@ -46,20 +46,26 @@
 .Op Fl m Ar maxdata
 .Op Fl t Op cenis
 .Sh DESCRIPTION
-.Nm kdump
+.Nm
 displays the kernel trace files produced with
 .Xr ktrace 1
 in human-readable format.
 By default, the file
 .Pa ktrace.out
-in the current directory is displayed.
+in the current directory is displayed, unless overriden by the
+.Fl f
+option.
 .Pp
 The options are as follows:
-.Bl -tag -width Fl
+.Bl -tag -width Ds
 .It Fl d
 Display all numbers in decimal.
+By default, values are printed out in hexadecimal.
 .It Fl e Ar emulation
-Interpret system call maps assuming the named emulation instead of "bsd".
+Interpret system call maps assuming the named emulation instead of
+.Qq bsd .
+For example, to view trace output from a Linux binary, use
+.Fl e Ar linux .
 .It Fl f Ar file
 Display the specified file instead of
 .Pa ktrace.out .
@@ -74,7 +80,7 @@ bytes when decoding
 .It Fl n
 Suppress ad hoc translations.
 Normally
-.Nm kdump
+.Nm
 tries to decode many system calls into a more human-readable format.
 For example,
 .Xr ioctl 2
@@ -89,16 +95,21 @@ easily amenable to further processing.
 Display relative timestamps (time since previous entry).
 .It Fl T
 Display absolute timestamps for each entry (seconds since epoch).
-.It Fl t Ar cnis
+.It Fl t Op cenis
 See the
 .Fl t
 option of
 .Xr ktrace 1 .
 .El
+.Sh FILES
+.Bl -tag -width ktrace.out -compact
+.It Pa ktrace.out
+default ktrace dump file
+.El
 .Sh SEE ALSO
 .Xr ktrace 1
 .Sh HISTORY
 The
-.Nm kdump
+.Nm
 command appeared in
 .Bx 4.4 .
diff --git a/usr.bin/ktrace/ktrace.1 b/usr.bin/ktrace/ktrace.1
index 0d7b47798a5..37c43f7b1e7 100644
--- a/usr.bin/ktrace/ktrace.1
+++ b/usr.bin/ktrace/ktrace.1
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: ktrace.1,v 1.7 1999/06/05 01:21:28 aaron Exp $
+.\"	$OpenBSD: ktrace.1,v 1.8 2000/03/04 15:53:40 aaron Exp $
 .\" Copyright (c) 1990, 1993
 .\"	The Regents of the University of California.  All rights reserved.
 .\"
@@ -53,8 +53,11 @@
 .Sh DESCRIPTION
 .Nm ktrace
 enables kernel trace logging for the specified processes.
-Kernel trace data is logged to the file
-.Pa ktrace.out .
+By default, kernel trace data is logged to the file
+.Pa ktrace.out ,
+unless overridden by the
+.Fl f
+option.
 The kernel operations that are traced include system calls, namei
 translations, signal processing, and
 .Tn I/O .
@@ -62,7 +65,7 @@ translations, signal processing, and
 Once tracing is enabled on a process, trace data will be logged until
 either the process exits or the trace point is cleared.
 A traced process can generate enormous amounts of log data quickly;
-It is strongly suggested that users memorize how to disable tracing before
+it is strongly suggested that users memorize how to disable tracing before
 attempting to trace a process.
 The following command is sufficient to disable tracing on all user owned
 processes, and, if executed by root, all processes:
@@ -159,6 +162,11 @@ on process 67
 .Pp
 # disable tracing of all processes owned by the user
 .Dl $ ktrace -C
+.Sh FILES
+.Bl -tag -width ktrace.out -compact
+.It Pa ktrace.out
+default ktrace dump file
+.El
 .Sh SEE ALSO
 .Xr kdump 1
 .Sh HISTORY