Date: Wed, 15 Feb 2006 17:43:50 +0100 (CET) From: Harti Brandt <hartmut.brandt@dlr.de> To: Geoffrey Giesemann <geoffwa@idkfa.ath.cx> Cc: joerg.schilling@fokus.fraunhofer.de, freebsd-current@freebsd.org Subject: Re: Extended Attributes API Message-ID: <20060215174212.C67143@beagle.kn.op.dlr.de> In-Reply-To: <20060215163813.GA69533@idkfa.ath.cx> References: <20060215124132.GA51235@idkfa.ath.cx> <20060215150037.J98052@fw.reifenberger.com> <20060215163813.GA69533@idkfa.ath.cx>
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On Thu, 16 Feb 2006, Geoffrey Giesemann wrote: GG>On Wed, Feb 15, 2006 at 03:05:35PM +0100, Michael Reifenberger wrote: GG>> On Wed, 15 Feb 2006, Geoffrey Giesemann wrote: GG>> ... GG>> >The FreeBSD calls to get/set/list extended attributes differ from those GG>> >in Linux: GG>> GG>> This reminds me of something related: GG>> GG>> What is the "official" way of backing up UFS[2] filesystems GG>> containing extended attributes? GG>> In former time dump(8) and restore(8) where the tools of choice. GG>> But do they deal with extended attributes? GG>> GG> GG>According to the only cvs entry I can find that mentions it [1], GG>extended attribute support has been TODO for over 3 years :D GG> GG>[1] http://www.freebsd.org/cgi/cvsweb.cgi/src/sbin/dump/main.c#rev1.37 GG> GG>In the meanwhile you can convert your UFS2 volumes to XFS and back them GG>up the extended attributes with xfsdump!!!! [2] GG> GG>[2] http://oss.sgi.com/projects/xfs/faq.html#backingupxfs GG> GG>I had a vague recollection pax might've been able to back up extended GG>attributes, but the specifications at [3] only hint at there being GG>scope for extended attributes as an 'implementation extension'. GG> GG>[3] http://www.opengroup.org/onlinepubs/009695399/utilities/pax.html#tag_04_100_13_03 You might be lucky with star (ports/archievers/star). If not - I could help to ping the author which is usually very helpful with things like this. harti
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