From nobody Tue Sep 20 12:51:54 2022 X-Original-To: questions@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4MX1dp6Xzcz4d5w5 for ; Tue, 20 Sep 2022 12:51:58 +0000 (UTC) (envelope-from SRS0=2GvD=ZX=perdition.city=julien@bebif.be) Received: from orval.bbpf.belspo.be (orval.bbpf.belspo.be [193.191.208.90]) by mx1.freebsd.org (Postfix) with ESMTP id 4MX1dp0vmwz3DxM for ; Tue, 20 Sep 2022 12:51:58 +0000 (UTC) (envelope-from SRS0=2GvD=ZX=perdition.city=julien@bebif.be) Received: from x1 (unknown [10.209.1.149]) by orval.bbpf.belspo.be (Postfix) with ESMTPSA id 858321D213; Tue, 20 Sep 2022 14:51:57 +0200 (CEST) Date: Tue, 20 Sep 2022 14:51:54 +0200 From: Julien Cigar To: Steve O'Hara-Smith Cc: questions@freebsd.org Subject: Re: zfs replication tool Message-ID: <20220920125154.n7lcqr3xzhsrylzr@x1> Mail-Followup-To: Steve O'Hara-Smith , questions@freebsd.org References: <20220916133046.znfelln3fisrjnuz@x1> <20220916134918.hz6glg3nfwr3ouu4@x1> <0a0ba81b-88f2-fa75-9abe-6f41da5d2c69@sentex.net> <20220916140236.jeizzganrtnsrhlo@x1> <20220920092905.3k7qzt7lvhywhcfn@x1> <20220920122029.ufsoyo47qnxtmcqk@x1> <20220920132503.8bfd124b9697d90e474086b3@sohara.org> List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="m6l3zdhod6b2o3em" Content-Disposition: inline In-Reply-To: <20220920132503.8bfd124b9697d90e474086b3@sohara.org> X-Rspamd-Queue-Id: 4MX1dp0vmwz3DxM X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of "SRS0=2GvD=ZX=perdition.city=julien@bebif.be" designates 193.191.208.90 as permitted sender) smtp.mailfrom="SRS0=2GvD=ZX=perdition.city=julien@bebif.be" X-Spamd-Result: default: False [-4.47 / 15.00]; SIGNED_PGP(-2.00)[]; NEURAL_HAM_LONG(-1.00)[-0.999]; NEURAL_HAM_MEDIUM(-0.99)[-0.992]; NEURAL_HAM_SHORT(-0.98)[-0.978]; MID_RHS_NOT_FQDN(0.50)[]; FORGED_SENDER(0.30)[julien@perdition.city,SRS0=2GvD=ZX=perdition.city=julien@bebif.be]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; R_SPF_ALLOW(-0.20)[+mx:c]; RCVD_NO_TLS_LAST(0.10)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; R_DKIM_NA(0.00)[]; ASN(0.00)[asn:2611, ipnet:193.191.192.0/19, country:BE]; MLMMJ_DEST(0.00)[questions@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; FROM_NEQ_ENVFROM(0.00)[julien@perdition.city,SRS0=2GvD=ZX=perdition.city=julien@bebif.be]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; FROM_HAS_DN(0.00)[]; DMARC_NA(0.00)[perdition.city]; TO_DN_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-ThisMailContainsUnwantedMimeParts: N --m6l3zdhod6b2o3em Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Sep 20, 2022 at 01:25:03PM +0100, Steve O'Hara-Smith wrote: > On Tue, 20 Sep 2022 14:20:29 +0200 > Julien Cigar wrote: >=20 > > also the thing I don't like with zrepl is that snapshot management and > > replication are tightly coupled. It looks like replicating a host "A" to > > "B" and "C" (classical local and off-site backup) is not possible > > without dirty hacks and race conditions ... >=20 > A -> B -> C should be possible I think - not tried it though. The > one thing I dislike about zrepl is that it doesn't transfer properties ju= st > data. it is possible through a snap job on the sender and multiple pull jobs =66rom receivers, but it's racy as jobs are run independently (so the snap job could be pruning a snapshot before or while it has been sent) as of 0.5.0 it is possible to transfer properties I think >=20 > --=20 > Steve O'Hara-Smith >=20 --=20 Julien Cigar PGP fingerprint: EEF9 F697 4B68 D275 7B11 6A25 B2BB 3710 A204 23C0 No trees were killed in the creation of this message. 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