From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.gmx.net ([212.227.15.15]:53264 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751372AbcLHXcN (ORCPT ); Thu, 8 Dec 2016 18:32:13 -0500 Received: from thetick.localnet ([93.181.44.247]) by mail.gmx.com (mrgmx002 [212.227.17.190]) with ESMTPSA (Nemesis) id 0LjZEm-1clz0s2brk-00bZ9O for ; Fri, 09 Dec 2016 00:32:10 +0100 From: Marc Joliet To: linux-btrfs@vger.kernel.org Subject: Re: out-of-band dedup status? Date: Fri, 09 Dec 2016 00:31:58 +0100 Message-ID: <59259055.MCA93YCoJj@thetick> In-Reply-To: References: <1481222198.6563.3.camel@scientia.net> <539d7c1c-5041-fb99-0ec5-81291f9f6609@suse.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart9884391.qyAGdXPqkd"; micalg="pgp-sha256"; protocol="application/pgp-signature" Sender: linux-btrfs-owner@vger.kernel.org List-ID: --nextPart9884391.qyAGdXPqkd Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" On Thursday 08 December 2016 13:41:36 Chris Murphy wrote: > Pretty sure it will not dedupe extents that are referenced in a read > only subvolume. I've used duperemove to de-duplicate files in read-only snapshots (of=20= different systems) on my backup drive, so unless you're referencing som= e=20 specific issue, I'm pretty sure you're wrong about that. Maybe you're=20= thinking of the occasionally mentioned old dedup kernel implementation?= =2D-=20 Marc Joliet =2D- "People who think they know everything really annoy those of us who kno= w we don't" - Bjarne Stroustrup --nextPart9884391.qyAGdXPqkd Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. Content-Transfer-Encoding: 7Bit -----BEGIN PGP SIGNATURE----- iQIcBAABCAAGBQJYSe1uAAoJEL/Q5oYsiHj03vgP/27FFez1mceMA/zHWyartzRC 5RpShRDraAJ9wvkoixToJrKQ3cakDkFyUx1zCqX/WUWVATZpNPR+UodmAjCUAs/f ONnFuSe094d6KaPECnAjHbqJPsQgVXu/4uCI4hsgWve22yBtW2m+jFIEdoJTxvhm aXA4ZJyhNsVc2OIc6Y2xY6qAKMlVUP2sVcslLTSFnV7EHQw6TOyzSuK3a7ZhM9SS WCmMQPW+7MJPvG4ZpiFdFpS6A0EzUrke27xC8w9umgYahk/ZJr8g4ItWPi07mNs/ A/5C5noXJEjytlL4Ldz8A4HXk6rSe5Bd2LngvOHdF+WPfp13g+r+h7NzfyoJg+tZ 3Q5J2gPRLpFIUEx5z+R9WQXWXXKPbvvHnwE5czV2kLGoSVCEpv6MM2umAbPswnwT XoKFU8mVR4ed/y0AQ+8a6H1ZGA0DkkdENFqyxuwzL0svyV7fY9cs6SMVySwtScJl eZtSKsKytHkLs6KUSzHWPcdyeLyxJCpO/GEmsC297yQlQtCMGf2oT1VrLVlUFJ4B 9SclgsTxk90nv6oI/AXU4rtwDz5hys8CyJKEFxB8liCf3nNGSsUQYpX4lQhL+Llx RjxtIBWa1pdfSqKxb+LLaMUZauk1yVPsfbSGh+peT4pbOCn5iGtRkeVUP4C9WRvP kt+g46b0G83s/j1JQevz =cQUX -----END PGP SIGNATURE----- --nextPart9884391.qyAGdXPqkd--