nfsstat: include -Z/--sleep in the manpage

	Add a little blurb about -Z/--sleep to the nfsstat manpage.

Signed-off-by: David M. Richter <richterd@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>

diff --git a/utils/nfsstat/nfsstat.man b/utils/nfsstat/nfsstat.man
index 895c36b2f764544cf0b7ba0d997f98cd44381fb8..5d2acc502f7d4a8a4e806a7571228db6b35a40be 100644 (file)
--- a/utils/nfsstat/nfsstat.man
+++ b/utils/nfsstat/nfsstat.man
@@ -2,7 +2,7 @@
 .\" nfsstat(8)
 .\" 
 .\" Copyright (C) 1996-2005 Olaf Kirch <okir@suse.de>
-.TH nfsstat 8 "11 Apr 2005"
+.TH nfsstat 8 "7 Aug 2007"
 .SH NAME
 nfsstat \- list NFS statistics
 .SH SYNOPSIS
@@ -71,6 +71,16 @@ Display all of the above facilities.
 .TP
 .B \-v, \-\-verbose
 This is equivalent to \fB\-o all\fR.
+.TP
+.B \-Z, \-\-sleep
+Instead of printing statistics and immediately exiting,
+.B nfsstat
+takes a snapshot of the current statistics and pauses until it receives
+.B SIGINT
+(typically from
+.BR Ctrl-C ),
+at which point it takes another snapshot and displays the difference
+between the two.
 .SH EXAMPLES
 .TP
 .B nfsstat \-o all \-234