.\" Copyright (c) 1989, 1991, 1993
.\"	The Regents of the University of California.  All rights reserved.
.\"
.\" %sccs.include.redist.man%
.\"
.\"     @(#)nfsiod.8	8.2 (Berkeley) 02/22/94
.\"
.Dd 
.Dt NFSIOD 8
.Os
.Sh NAME
.Nm nfsiod
.Nd local
.Tn NFS
asynchronous I/O server
.Sh SYNOPSIS
.Nm nfsiod
.Op Fl n Ar num_servers
.Sh DESCRIPTION
.Nm Nfsiod
runs on an
.Tn NFS
client machine to service asynchronous I/O requests to its server.
It improves performance but is not required for correct operation.
.Pp
Unless otherwise specified, a single server is started.
.Pp
The options are as follows:
.Bl -tag -width Ds
.It Fl n
Specify how many servers are to be started.
.El
.Pp
A client should run enough daemons to handle its maximum
level of concurrency, typically four to six.
.Pp
The
.Nm nfsiod
utility exits 0 on success, and >0 if an error occurs.
.Sh SEE ALSO
.Xr nfsstat 1 ,
.Xr nfssvc 2 ,
.Xr mountd 8 ,
.Xr portmap 8
.Sh HISTORY
The
.Nm nfsiod
utility first appeared in 4.4BSD.