From owner-freebsd-questions@freebsd.org Thu Feb 21 03:59:24 2019 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 3427714EF0AF for ; Thu, 21 Feb 2019 03:59:24 +0000 (UTC) (envelope-from kremels@kreme.com) Received: from mail.covisp.net (mail.covisp.net [65.121.55.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 50056898C9 for ; Thu, 21 Feb 2019 03:59:23 +0000 (UTC) (envelope-from kremels@kreme.com) Subject: Re: Duplicating file system Content-Type: text/plain; charset=us-ascii From: "@lbutlr" In-Reply-To: <20190221032121.c0006dfe.freebsd@edvax.de> Date: Wed, 20 Feb 2019 20:59:21 -0700 X-Random-Signature: Apple Broke Applescrip[t access to signatures, random sigs now powered by Keyboard Maestro Pro X-Face: )^b5"R:T7U>9~:PEn3YkzMfW*[b1qKeU.fP9C8~8HpU9}lA&6`bH1 Message-Id: Content-Transfer-Encoding: quoted-printable References: <0A33E3BE-96C9-4D83-B9F7-D4D2792B5161@kreme.com> <32153EA7-4BC5-4EE2-98FA-5BDEE1903BA3@cretaforce.gr> <4CAB4BC4-0473-41CF-AF03-D1CE796F5545@cretaforce.gr> <0F4BBC09-3F9D-4740-A8E4-BB3B87F2A657@kreme.com> <20190221032121.c0006dfe.freebsd@edvax.de> To: freebsd-questions@freebsd.org X-Mailer: Apple Mail (2.3445.102.3) X-Rspamd-Queue-Id: 50056898C9 X-Spamd-Bar: + Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of kremels@kreme.com designates 65.121.55.42 as permitted sender) smtp.mailfrom=kremels@kreme.com X-Spamd-Result: default: False [1.68 / 15.00]; ARC_NA(0.00)[]; SUBJECT_ENDS_SPACES(0.50)[]; NEURAL_HAM_MEDIUM(-0.02)[-0.018,0]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; MISSING_MIME_VERSION(2.00)[]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[kreme.com]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-0.76)[-0.761,0]; IP_SCORE(-0.02)[asn: 209(-0.02), country: US(-0.07)]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MX_GOOD(-0.01)[cached: mail.covisp.net]; NEURAL_SPAM_SHORT(0.39)[0.391,0]; RCVD_COUNT_ZERO(0.00)[0]; RCVD_IN_DNSWL_LOW(-0.10)[42.55.121.65.list.dnswl.org : 127.0.5.1]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:209, ipnet:65.112.0.0/12, country:US]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Feb 2019 03:59:24 -0000 On 20 Feb 2019, at 19:21, Polytropon wrote: > With this in mind, I'd start with an 1:1 copy using dd, and from that > point on, have a scheduled job of rsync or cpdup in place to have any > source changes affect the "copy drive". I will try cpdup as I have tried rsync already and it is too resource = intensive to run it constantly. Even with a 5 minute delay sometimes a = task will not finish before the next one starts and then a cascade will = bring the system down as more and more processes get stuck. Thanks for the pointer. --=20 "I don't care if Bill Gates is the world's biggest philanthropist. The pain he has inflicted on the world in the past 20 years through lousy products easily outweighs any good he has done.... Apple is as arrogant as Microsoft but at least its stuff works as advertised" - Graem = Philipson