Merge branch 'upstream'

[nfs-utils.git] / utils / nfsstat / nfsstat.man

diff --git a/utils/nfsstat/nfsstat.man b/utils/nfsstat/nfsstat.man
index ed7f69c53d71ca0ee90ea04db4fb5feca21bb82c..cb5f89f24ba32d7dfc2a82f91cf65f52eace21a1 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>
 .\" 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
 .SH NAME
 nfsstat \- list NFS statistics
 .SH SYNOPSIS


@@ -35,7 +35,7 @@ Print only NFS v3 statistics.
 .B \-4
 Print only NFS v4 statistics. 
 .TP
 .B \-4
 Print only NFS v4 statistics. 
 .TP

-.B \-m, \-\-mounted
+.B \-m, \-\-mounts

 Print information about each of the mounted \fBNFS\fR file systems.
 
 If this option is used, all other options are ignored.
 Print information about each of the mounted \fBNFS\fR file systems.
 
 If this option is used, all other options are ignored.


@@ -71,6 +71,36 @@ Display all of the above facilities.
 .TP
 .B \-v, \-\-verbose
 This is equivalent to \fB\-o all\fR.
 .TP
 .B \-v, \-\-verbose
 This is equivalent to \fB\-o all\fR.

+.TP
+.BI "\-S, \-\-since " file
+Instead of printing current statistics, 
+.B nfsstat
+imports statistics from
+.I file
+and displays the difference between those and the current statistics.
+Valid input
+.IR file "s may be in the form of "
+.B /proc/net/rpc/nfs
+(raw client stats),
+.B /proc/net/rpc/nfsd
+(raw server stats), or saved output from
+.B nfsstat
+itself (client and/or server stats).   Any statistics missing from a saved
+.B nfsstat
+output 
+.I file
+are treated as zeroes.
+.TP
+.B \-Z, \-\-sleep
+Instead of printing current 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.
+.\" --------------------- EXAMPLES -------------------------------

 .SH EXAMPLES
 .TP
 .B nfsstat \-o all \-234
 .SH EXAMPLES
 .TP
 .B nfsstat \-o all \-234


@@ -113,9 +143,9 @@ interface to the mounted filesystems.
 .SH BUGS
 The default output has been changed.  To get the old default output you must run \fBnfsstat \-\-auto \-2\fR.
 .P
 .SH BUGS
 The default output has been changed.  To get the old default output you must run \fBnfsstat \-\-auto \-2\fR.
 .P

-The function of the \fB-v\fR and \fB-a\fR options have changed. The \fB-a\fR option
-is now reserved for future use. The \fB-v\fR does what the \fB-a\fR option used to do,
-and the new \fB-[234]\fR options replace the \fB-v\fR option.
+The function of the \fB\-v\fR and \fB\-a\fR options have changed. The \fB\-a\fR option
+is now reserved for future use. The \fB\-v\fR does what the \fB\-a\fR option used to do,
+and the new \fB\-[234]\fR options replace the \fB\-v\fR option.

 .P
 The \fBDisplay\fR section should be more complete.
 .P
 .P
 The \fBDisplay\fR section should be more complete.
 .P