From owner-freebsd-questions@FreeBSD.ORG Tue May 25 16:36:47 2004 Return-Path: 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 B1FC216A4CE for ; Tue, 25 May 2004 16:36:47 -0700 (PDT) Received: from mtaw4.prodigy.net (mtaw4.prodigy.net [64.164.98.52]) by mx1.FreeBSD.org (Postfix) with ESMTP id A2B0043D39 for ; Tue, 25 May 2004 16:36:47 -0700 (PDT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (300973c066e1c02af35a19cafc539125@adsl-67-115-73-128.dsl.lsan03.pacbell.net [67.115.73.128]) by mtaw4.prodigy.net (8.12.10/8.12.10) with ESMTP id i4PNakrm029927; Tue, 25 May 2004 16:36:46 -0700 (PDT) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 2326D516B4; Tue, 25 May 2004 16:36:46 -0700 (PDT) Date: Tue, 25 May 2004 16:36:45 -0700 From: Kris Kennaway To: "Kung Foo Ham[p]?ster" Message-ID: <20040525233645.GC58816@xor.obsecurity.org> References: <1085517530.40b3aeda4f828@tools.kungfoohampster.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="ctP54qlpMx3WjD+/" Content-Disposition: inline In-Reply-To: <1085517530.40b3aeda4f828@tools.kungfoohampster.com> User-Agent: Mutt/1.4.2.1i cc: freebsd-questions@freebsd.org Subject: Re: Running FreeBSD 4.9 Jails on a FreeBSD 5.2.1 system X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 May 2004 23:36:47 -0000 --ctP54qlpMx3WjD+/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 25, 2004 at 03:38:50PM -0500, Kung Foo Ham[p]?ster wrote: > I'm looking at upgrading my main system from FreeBSD RELENG_4 to RELENG_5= _2. > I'll probably start with a clean sate for the system for that transition. >=20 > I have a few users who run their own systems on jails on my machine... >=20 > My question is: >=20 > When I install FreeBSD 5 on my system can I run those FreeBSD 4 Jails on = it and > then upgrade them individually without much pressure. >=20 > I want to have as minimal down time upgrading my system. > I'm hoping that I can upgrade my system for a day and then upgrade the ja= ils > individually at my leisure. >=20 > Can this be done? Sort of. Some of the kernel interface tools like ps, netstat, etc. will not run under 5.x since they are tied to the version of the running kernel. If you need these to work within the jail, you can copy the 5.x binaries and necessary support libraries from the outside host into the jail. Other binaries will run fine. Kris --ctP54qlpMx3WjD+/ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAs9iNWry0BWjoQKURAnIFAJoD7yYjNvLM+2telOIk5gwY5IahBgCggJzy lirpLJV7Qc752oAe7s7cIwE= =q8wa -----END PGP SIGNATURE----- --ctP54qlpMx3WjD+/--