config root man

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.\"     From: @(#)nfsstat.1	8.1 (Berkeley) 6/6/93
.\" $FreeBSD: release/9.1.0/usr.bin/nfsstat/nfsstat.1 221491 2011-05-05 10:17:08Z ru $
.\"
.Dd May 4, 2011
.Dt NFSSTAT 1
.Os
.Sh NAME
.Nm nfsstat
.Nd display
.Tn NFS
statistics
.Sh SYNOPSIS
.Nm
.Op Fl ceoszW
.Op Fl M Ar core
.Op Fl N Ar system
.Op Fl w Ar wait
.Sh DESCRIPTION
The
.Nm
command displays statistics kept about
.Tn NFS
client and server activity.
.Pp
The options are as follows:
.Bl -tag -width indent
.It Fl c
Only display client side statistics.
.It Fl e
Report the extra statistics collected by the new NFS client and
server for NFSv4.
This option is incompatible with
.Fl o .
.It Fl M
Extract values associated with the name list from the specified core
instead of the default
.Pa /dev/kmem .
.It Fl N
Extract the name list from the specified system instead of the default
.Pa /boot/kernel/kernel .
.It Fl o
Report statistics for the old NFS client and/or server.
Without this
option statistics for the new NFS client and/or server will be reported.
.It Fl s
Only display server side statistics.
.It Fl W
Use wide format with interval short summary.
This option is especially
useful when combined with
.Fl c
or
.Fl s
and a time delay.
.It Fl w
Display a shorter summary of
.Tn NFS
activity for both the client and server at
.Ar wait
second intervals.
.It Fl z
Reset statistics after displaying them.
.El
.Sh FILES
.Bl -tag -width ".Pa /boot/kernel/kernel" -compact
.It Pa /boot/kernel/kernel
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 sysctl 3 ,
.Xr iostat 8 ,
.Xr nfsdumpstate 8 ,
.Xr pstat 8 ,
.Xr vmstat 8
.Sh HISTORY
The
.Nm
command appeared in
.Bx 4.4 .