From owner-freebsd-questions@FreeBSD.ORG Wed Aug 25 00:16:19 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 996A510656A5 for ; Wed, 25 Aug 2010 00:16:19 +0000 (UTC) (envelope-from gustavodn@gmail.com) Received: from mail-qw0-f54.google.com (mail-qw0-f54.google.com [209.85.216.54]) by mx1.freebsd.org (Postfix) with ESMTP id 401EB8FC23 for ; Wed, 25 Aug 2010 00:16:18 +0000 (UTC) Received: by qwg5 with SMTP id 5so7475533qwg.13 for ; Tue, 24 Aug 2010 17:16:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type :content-transfer-encoding; bh=dQX+cWqdIejH2s0LEwh8Z/JaZzJKLOBublbgAQmawWY=; b=PE4+7rBjNyocLjXRxYm9j0VAowRYn2jHiEAoqlsjDT/NxOHr/3+Dz62vP9LJBIPPs9 OmOuGJ5tFBNS8GAXhwHroFoTs5z1wklLJu6QMEaRBNVAXk/xQVUOnozlm6d1CpWjM5YD 34LecWeylXSvqTDEsOK/oQM6/5BH/Hz1/WKgA= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=VGV2CE6Bjk51V+nN04TMyz7HlUeFQ5tcdLrT5kYHy21JPDGJpsibGSOPpfgSYY87YP JkXVZshAk/fRphINUSoQrZxZcT5HPg+ZejumsDoGjw6S3b9kJVlg90O4DKm8UWjQaNN5 3PGTOQKXnPc+25nJcFdPY2DvoAtabesbthvfo= MIME-Version: 1.0 Received: by 10.229.219.70 with SMTP id ht6mr5400686qcb.105.1282693870586; Tue, 24 Aug 2010 16:51:10 -0700 (PDT) Received: by 10.229.238.21 with HTTP; Tue, 24 Aug 2010 16:51:10 -0700 (PDT) In-Reply-To: References: <4c739685.g1aaLUnEPIT1pDne%mueller6727@bellsouth.net> Date: Tue, 24 Aug 2010 20:51:10 -0300 Message-ID: From: Gustavo De Nardin To: freebsd-questions@freebsd.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: Lingua franca file system Linux-NetBSD-FreeBSD? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Aug 2010 00:16:19 -0000 On 24 August 2010 20:48, Gustavo De Nardin wrote: > On 24 August 2010 06:53, Thomas Mueller wrote= : >> What is the best choice for a file system that can be read, and safely w= ritten to, by Linux, NetBSD and FreeBSD? > > I've been trying NTFS(-3g). It's been going well, with even occasional > Windows thrown in the mix. But it is very slow, mostly, I believe, due > to being an userspace implementation. And I do keep backups. I thought I must correct myself: the problem is not exaclt it being slow, but rather using a lot of CPU. On non fast machines, you may easily be bound by the CPU, not I/O. >> With NetBSD through 5.1_RC3, I got "unsupported inode size" when trying = to mount Linux ext2fs partition from NetBSD. > > I've tested ext2/3 in the past, found it very risky to mix OSs (Linux > and FreeBSD only, though). FreeBSD's Ext2 seemed very lacky regarding > new FS features. I wouldn't risk it. > > >> There is the obvious possibility of using msdos (FAT32); I could run Fre= eDOS on such a partition as well as using the partition to share data betwe= en Linux, NetBSD and FreeBSD, and FreeDOS too. =C2=A0Drawback is some probl= ems getting long file names straight, and lack of case sensitivity. =C2=A0B= ut maybe FAT32 is the safest choice? > > IMHO NTFS should be better, also, NTFS-3G has an (opensource > friendly?) company behind it: > http://www.tuxera.com/community/ntfs-3g-download/ > > >> Linux, NetBSD and FreeBSD are supposed to be able to read and write NTFS= partition, but I see from a very recent thread on this list, subject "Re: = External HD", that writing to NTFS partition is very dangerous, and I figur= e that would be also true for NetBSD and Linux, and any other non-MS-Window= s-NT-line OS that might have support for NTFS. > > I haven't seen recent horror stories about NTFS use on Linux, since > the userspace/fuse implementations. Haven't had any problemas myself > too. Except for a hiccup: one of the implementations (can't remember > which) would semi-silently ignore files/paths for which it couldn't > parse the charset, that it, it didn't copy the files/dirs, also didn't > error, just spit some mumbling in dmesg (this was on Linux also). So > beware of your FS charset. > > As Joshua Isom mentioned, there's also UDF. But IIRC FreeBSD wasn't > able to write on it when I checked. Also slow compared to native FSs > (same league or worse than the userspace NTFSs). I'd love to go with > UDF, if only it had better support/performance. > > And don't underestimate your backups. > > -- > (nil) > --=20 (nil)