From owner-freebsd-current@FreeBSD.ORG Sun Jan 6 17:28:50 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C90A516A419 for ; Sun, 6 Jan 2008 17:28:50 +0000 (UTC) (envelope-from freebsd-current@m.gmane.org) Received: from ciao.gmane.org (main.gmane.org [80.91.229.2]) by mx1.freebsd.org (Postfix) with ESMTP id 5B4A913C44B for ; Sun, 6 Jan 2008 17:28:50 +0000 (UTC) (envelope-from freebsd-current@m.gmane.org) Received: from list by ciao.gmane.org with local (Exim 4.43) id 1JBZIm-0001S4-P9 for freebsd-current@freebsd.org; Sun, 06 Jan 2008 17:28:48 +0000 Received: from 89-172-37-126.adsl.net.t-com.hr ([89.172.37.126]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 06 Jan 2008 17:28:48 +0000 Received: from ivoras by 89-172-37-126.adsl.net.t-com.hr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 06 Jan 2008 17:28:48 +0000 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-current@freebsd.org From: Ivan Voras Date: Sun, 06 Jan 2008 18:28:30 +0100 Lines: 53 Message-ID: References: <20080106141157.I105@fledge.watson.org> <20080106170452.L105@fledge.watson.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig601868FFD7E993E6262A8244" X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 89-172-37-126.adsl.net.t-com.hr User-Agent: Thunderbird 2.0.0.9 (Windows/20071031) In-Reply-To: <20080106170452.L105@fledge.watson.org> X-Enigmail-Version: 0.95.6 Sender: news Subject: Re: When will ZFS become stable? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 06 Jan 2008 17:28:50 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig601868FFD7E993E6262A8244 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Robert Watson wrote: > On Sun, 6 Jan 2008, Ivan Voras wrote: >> Last I heard, rsync didn't crash Solaris on ZFS :) >=20 > My admittedly second-hand understanding is that ZFS shows similarly=20 > gratuitous memory use on both Mac OS X and Solaris. One advantage=20 > Solaris has is that it runs primarily on expensive 64-bit servers with = > lots of memory. Part of the problem on FreeBSD is that people run ZFS = > on sytems with 32-bit CPUs and a lot less memory. It could be that ZFS= =20 > should be enforcing higher minimum hardware requirements to mount (i.e.= ,=20 > refusing to run on systems with 32-bit address spaces or <4gb of memory= =20 > and inadequate tuning). Solaris nowadays refuses to install on anything without at least 1 GB of = memory. I'm all for ZFS refusing to run on inadequatly tuned hardware,=20 but apparently there's no algorithmic way to say what *is* adequately=20 tuned, except for "try X and if it crashes, try Y, repeat as necessary". The reason why I'm arguing this topic is that it isn't a matter of=20 tuning like "it will run slowly if you don't tune it" - it's more like=20 "it won't run at all if you don't go through the laborious=20 trial-and-error process of tuning it, including patching your kernel and = running a non-GENERIC configuration". --------------enig601868FFD7E993E6262A8244 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFHgQ+/ldnAQVacBcgRAtnAAKCtMumii9wevIzasHr8NZ6x5aGQ2ACcDmBf Nqzn2r1T/d1ngFr8i4tyZHU= =PAma -----END PGP SIGNATURE----- --------------enig601868FFD7E993E6262A8244--