diff options
author | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-03-04 15:53:41 +0000 |
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committer | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-03-04 15:53:41 +0000 |
commit | dcefdfeec50bb1471680d40653c1a823d16b3c05 (patch) | |
tree | c4b5fab2b924e9ecc161e5e986b0727d11c6004a /usr.bin/ktrace/ktrace.1 | |
parent | 3ea0ff70e9d9413700211c9dad131c6a07f66d4b (diff) |
Improve.
Diffstat (limited to 'usr.bin/ktrace/ktrace.1')
-rw-r--r-- | usr.bin/ktrace/ktrace.1 | 16 |
1 files changed, 12 insertions, 4 deletions
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 |