From mboxrd@z Thu Jan 1 00:00:00 1970 From: Loic Dachary Subject: Re: Ceph backfilling explained ( maybe ) Date: Sat, 25 May 2013 19:37:29 +0200 Message-ID: <51A0F6D9.8080905@dachary.org> References: <51A0A6B2.9060105@dachary.org> <20130525123315.GA13595@apia.perrit.net> <51A0CA44.5000609@dachary.org> <20130525144818.GC32615@apia.perrit.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig259B37FFC4020B0201F6F8C2" Return-path: Received: from smtp.dmail.dachary.org ([86.65.39.20]:32997 "EHLO smtp.dmail.dachary.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757390Ab3EYRhd (ORCPT ); Sat, 25 May 2013 13:37:33 -0400 In-Reply-To: <20130525144818.GC32615@apia.perrit.net> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: leen@consolejunkie.net Cc: Ceph Development This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig259B37FFC4020B0201F6F8C2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 05/25/2013 04:48 PM, Leen Besselink wrote: > On Sat, May 25, 2013 at 04:27:16PM +0200, Loic Dachary wrote: >> >> >> On 05/25/2013 02:33 PM, Leen Besselink wrote: >> Hi Leen, >> >>> - a Cehp object can store keys/values, not just data >> >> I did not know that. Could you explain or give me the URL ? >> >=20 > Well, I got that impression from some of the earlier talks and from thi= s blog post: >=20 > http://ceph.com/community/my-first-impressions-of-ceph-as-a-summer-inte= rn/ >=20 > But I haven't read it in while. >=20 > But at this time I only see something like: >=20 > http://ceph.com/docs/master/rados/api/librados/?highlight=3Drados_getxa= ttr#rados_getxattr >=20 > Which looks like it is storing it in filesystem attributes. >=20 > So maybe an object can be a piece of data or a key/value store. Thanks for explaining: I did not know about the works of Eleanor Cawthon.= I knew about the objects xattributes but I thought you meant that the da= ta inside of the object could be structured as key/value pairs. My bad :-= ) Cheers --=20 Lo=EFc Dachary, Artisan Logiciel Libre All that is necessary for the triumph of evil is that good people do noth= ing. --------------enig259B37FFC4020B0201F6F8C2 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAlGg9toACgkQ8dLMyEl6F20k6QCgtVHK7gykpmfsfoB3xk0YPUjL IYIAnj1j9bWCLi5k22g5JGSTdSe+7D/y =7u6Y -----END PGP SIGNATURE----- --------------enig259B37FFC4020B0201F6F8C2--