From owner-freebsd-questions  Wed Oct  2  0:37:44 2002
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 9C3C337B401
	for <freebsd-questions@FreeBSD.ORG>; Wed,  2 Oct 2002 00:37:43 -0700 (PDT)
Received: from obsecurity.dyndns.org (adsl-64-165-226-88.dsl.lsan03.pacbell.net [64.165.226.88])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 2871A43E7B
	for <freebsd-questions@FreeBSD.ORG>; Wed,  2 Oct 2002 00:37:43 -0700 (PDT)
	(envelope-from kris@obsecurity.org)
Received: by obsecurity.dyndns.org (Postfix, from userid 1000)
	id 712A266B79; Wed,  2 Oct 2002 00:37:42 -0700 (PDT)
Date: Wed, 2 Oct 2002 00:37:42 -0700
From: Kris Kennaway <kris@obsecurity.org>
To: shubha mr <shubha_mr@yahoo.com>
Cc: freebsd-questions@FreeBSD.ORG
Subject: Re: file of large size
Message-ID: <20021002073742.GA65946@xor.obsecurity.org>
References: <20021002072517.28439.qmail@web14611.mail.yahoo.com>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="2oS5YaxWCcQjTEyO"
Content-Disposition: inline
In-Reply-To: <20021002072517.28439.qmail@web14611.mail.yahoo.com>
User-Agent: Mutt/1.4i
Sender: owner-freebsd-questions@FreeBSD.ORG
Precedence: bulk
List-ID: <freebsd-questions.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20freebsd-questions>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20freebsd-questions>
X-Loop: FreeBSD.ORG


--2oS5YaxWCcQjTEyO
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

On Wed, Oct 02, 2002 at 08:25:17AM +0100, shubha mr wrote:
> Hi,
> Can anyone suggest me a shell script or a command to
> create a large file in BSD(aroung 50 MB).Any junk data
> in it is also fine.

truncate -s 50M /path/to/file

This creates a sparse file (i.e. it doesn't take up 50M of disk
space).  If you actually need space to be allocated, use dd(1).

Kris

--2oS5YaxWCcQjTEyO
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.0.7 (FreeBSD)

iD8DBQE9mqJFWry0BWjoQKURAlCDAKDRgkIgkeAjlAYOhMSPV4R/FJhUTgCg/jBX
vEMKqbPJVI0PRmyIEOL7TU4=
=chtv
-----END PGP SIGNATURE-----

--2oS5YaxWCcQjTEyO--

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message