.\"	$OpenBSD: nfsstat.1,v 1.13 2007/05/31 19:20:14 jmc Exp $
.\"	$NetBSD: nfsstat.1,v 1.8 1996/03/03 17:21:28 thorpej Exp $
.\"
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.\"     from: @(#)nfsstat.1	8.1 (Berkeley) 6/6/93
.\"
.Dd $Mdocdate: May 31 2007 $
.Dt NFSSTAT 1
.Os
.Sh NAME
.Nm nfsstat
.Nd display
.Tn NFS
statistics
.Sh SYNOPSIS
.Nm nfsstat
.Op Fl cs
.Op Fl M Ar core
.Op Fl N Ar system
.Op Fl w Ar wait
.Sh DESCRIPTION
.Nm
displays statistics kept about
.Tn NFS
client and server activity.
If neither
.Fl M
nor
.Fl N
option was specified statics will be obtained from the running system
by calling
.Xr sysctl 3
routine. Otherwise specified core and system will be used to fetch
data by means of
.Xr kvm 3 .
.Pp
The options are as follows:
.Bl -tag -width Ds
.It Fl c
Display client statistics only.
.It Fl M Ar core
Extract values associated with the name list from the specified core
instead of the default
.Pa /dev/kmem .
.It Fl N Ar system
Extract the name list from the specified system instead of the default
.Pa /bsd .
.It Fl s
Display server statistics only.
.It Fl w Ar wait
Display a shorter summary of
.Tn NFS
activity for both the client and server at
.Ar wait
second intervals.
.El
.Sh FILES
.Bl -tag -width /dev/kmem -compact
.It Pa /bsd
default kernel namelist
.It Pa /dev/kmem
default memory file
.El
.Sh SEE ALSO
.Xr fstat 1 ,
.Xr netstat 1 ,
.Xr ps 1 ,
.Xr systat 1 ,
.Xr kvm 3 ,
.Xr sysctl 3 ,
.Xr iostat 8 ,
.Xr pstat 8 ,
.Xr vmstat 8
.Sh HISTORY
The
.Nm
command appeared in
.Bx 4.4 .