X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=utils%2Fnfsstat%2Fnfsstat.man;h=cd573b071ee68ef3f1d957a56fe33c6a6912db87;hp=5d2acc502f7d4a8a4e806a7571228db6b35a40be;hb=014e00dfaea0efc92150e2aedc5ca43aa337545e;hpb=d235c98d94c70b175c195d00cebbc190f61a6380

diff --git a/utils/nfsstat/nfsstat.man b/utils/nfsstat/nfsstat.man
index 5d2acc5..cd573b0 100644
--- a/utils/nfsstat/nfsstat.man
+++ b/utils/nfsstat/nfsstat.man
@@ -30,12 +30,14 @@ Print only NFS v2 statistics. The default is to only print information
 about the versions of \fBNFS\fR that have non-zero counts.
 .TP
 .B \-3
-Print only NFS v3 statistics. 
+Print only NFS v3 statistics. The default is to only print information
+about the versions of \fBNFS\fR that have non-zero counts.
 .TP
 .B \-4
-Print only NFS v4 statistics. 
+Print only NFS v4 statistics. The default is to only print information
+about the versions of \fBNFS\fR that have non-zero counts.
 .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.
@@ -72,8 +74,30 @@ Display all of the above facilities.
 .B \-v, \-\-verbose
 This is equivalent to \fB\-o all\fR.
 .TP
-.B \-Z, \-\-sleep
-Instead of printing statistics and immediately exiting,
+.B \-l, \-\-list
+Print information in list form.
+.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[interval], \-\-sleep=[interval]
+Instead of printing current statistics and immediately exiting,
 .B nfsstat
 takes a snapshot of the current statistics and pauses until it receives
 .B SIGINT
@@ -81,6 +105,11 @@ takes a snapshot of the current statistics and pauses until it receives
 .BR Ctrl-C ),
 at which point it takes another snapshot and displays the difference
 between the two.
+If \fIinterval\fR is specified, 
+.B nfsstat
+will print the number of \fBNFS\fR calls made since the previous report.
+Stats will be printed repeatedly every \fIinterval\fR seconds.
+.\" --------------------- EXAMPLES -------------------------------
 .SH EXAMPLES
 .TP
 .B nfsstat \-o all \-234