From owner-freebsd-stable@FreeBSD.ORG Thu Apr 28 19:33:18 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 77D421065670 for ; Thu, 28 Apr 2011 19:33:18 +0000 (UTC) (envelope-from cswiger@mac.com) Received: from asmtpout026.mac.com (asmtpout026.mac.com [17.148.16.101]) by mx1.freebsd.org (Postfix) with ESMTP id 5C4858FC08 for ; Thu, 28 Apr 2011 19:33:18 +0000 (UTC) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; CHARSET=US-ASCII Received: from cswiger1.apple.com ([17.209.4.71]) by asmtp026.mac.com (Oracle Communications Messaging Exchange Server 7u4-20.01 64bit (built Nov 21 2010)) with ESMTPSA id <0LKD00MT4NN5IC00@asmtp026.mac.com> for freebsd-stable@freebsd.org; Thu, 28 Apr 2011 12:33:06 -0700 (PDT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.2.15,1.0.148,0.0.0000 definitions=2011-04-28_06:2011-04-28, 2011-04-28, 1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 ipscore=0 suspectscore=0 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx engine=6.0.2-1012030000 definitions=main-1104280128 From: Chuck Swiger In-reply-to: Date: Thu, 28 Apr 2011 12:33:05 -0700 Message-id: <8D2285F1-3706-4FEB-A4B4-10089AC7A622@mac.com> References: <537A8F4F-A302-40F9-92DF-403388D99B4B@gsoft.com.au> <2B80846C-E8A9-4FF6-962C-9405469661D6@mac.com> To: George Kontostanos X-Mailer: Apple Mail (2.1084) Cc: FreeBSD Stable Subject: Re: ZFS vs OSX Time Machine X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Apr 2011 19:33:18 -0000 On Apr 28, 2011, at 12:17 PM, George Kontostanos wrote: > I am using TM over smb on a ZFS Raidz1 pool of my fileserver with no problems whatsoever. > > NAME USED AVAIL REFER MOUNTPOINT > tank/apple 37.2G 82.8G 37.2G /tank/apple > > Oldest backup 14 December 2009 SMB aka CIFS is a better choice than NFS, because it supports better locking (oplocks or "stealable" locks), but it is not as good as AFP for this particular purpose. Also, ZFS isn't going to be as space efficient at storing TM backups compared with HFS+, because it doesn't support hard links to directories. Regards, -- -Chuck