From owner-freebsd-questions@freebsd.org Tue Dec 20 12:36:57 2016 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0409BC87FD6 for ; Tue, 20 Dec 2016 12:36:57 +0000 (UTC) (envelope-from mmatalka@gmail.com) Received: from mail-wm0-x244.google.com (mail-wm0-x244.google.com [IPv6:2a00:1450:400c:c09::244]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 81EFD1E2E for ; Tue, 20 Dec 2016 12:36:56 +0000 (UTC) (envelope-from mmatalka@gmail.com) Received: by mail-wm0-x244.google.com with SMTP id m203so24039911wma.3 for ; Tue, 20 Dec 2016 04:36:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=9N3yp2/M/KzDy02QMTIKxeuCusGfvfv3R3L24J0bVlg=; b=mhwZm7Pez+9lQILvlt/Jo7/mt9CwcSmytAn7irOOk0rZyAMU0Y5mUAXcnzA7y0Ztad hSAEAsOcOl+s3AC9iGHcRsocWBYVAo1Hvjt1Uz/EREdkb16R98evlpc584iG9HYtdQyR LQGXp2rxCKB/LMjQukUrh+x6VFCF/JIuRaRk9gAkrGAEfHBb0UBUBp2ESr4xAQEMYTMG LTj1jzeyv+JUyj/qMwWbdTNhFiV93mpHcoN+0aA2ndM0Crl+sRMRiqcUw/4tGiC68NUL x+ki3+shZUbF7uBMc4N8sr8jaKUZbcHgky2LVD3T9z213lLqjWiM+ln7snGpzsrXV5hF D4Lw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=9N3yp2/M/KzDy02QMTIKxeuCusGfvfv3R3L24J0bVlg=; b=Dde+i6nA28QwLq59k7kMr7Qi29dOIhT0YF55WPIfmaNqwRE5nuxsRyA5ZolAOop1lh NF5v7+yV8fxdA78x3dVUGt4ERgAC21XsyB60DU1RfMhO9vz/4mSqiCeucrO916yOqPts /HQlL5+rYp7DhlXFae6l5JmAst9v1MwgzEBHt/Gp14kK4zay9Jw8ZpklQUpddcyGNhPZ /oPUHM+Qk7jjzSDmyWKA/II5UbcYabyY1QS/su5fCNqxUBsRtfPMJvXSZmH9gO9TeykE 3ntQgx5CdocNPTWtY2CEBy1FksSJUZtyAWXl7rIshNNPF7T9tOM1OO49opXTWPEToKYo r5zg== X-Gm-Message-State: AIkVDXLruK8LJTUMyBYzllfYa9p1eJ0LzpgMsJE6XMKvUpBryxIVhTWsUI1BzCmMLLK0eQ== X-Received: by 10.28.9.80 with SMTP id 77mr1821922wmj.68.1482237415080; Tue, 20 Dec 2016 04:36:55 -0800 (PST) Received: from localhost ([37.153.108.22]) by smtp.gmail.com with ESMTPSA id e188sm21967908wma.21.2016.12.20.04.36.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 20 Dec 2016 04:36:53 -0800 (PST) From: Malcolm Matalka To: Aleksandr Miroslav Cc: freebsd-questions@freebsd.org Subject: Re: zfs (zxfer) replication -- "holes" in backups? References: Date: Tue, 20 Dec 2016 12:36:52 +0000 In-Reply-To: (Aleksandr Miroslav's message of "Mon, 19 Dec 2016 20:13:22 -0800") Message-ID: <867f6u22vv.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Dec 2016 12:36:57 -0000 Aleksandr Miroslav writes: > On Fri, Dec 16, 2016 at 5:08 PM, Aleksandr Miroslav > wrote: > >> I'm using a pkg called zfstools to take my snapshots. It takes snapshots >> called frequent, hourly, daily, weekly, and monthly. >> > > The problem may have been even more sillier. The snapshots taken by the > package zfstools depends on this property: > > $ zfs get all zroot/usr/home|grep auto-snapshot > zroot/usr/home com.sun:auto-snapshot true local > > It turns out that when I sent my snapshots to my backup machine, I never > turned off this property, the backup machine also had zfstools installed, > and so was taking snapshots of my backupsnaphots. Hence the holes. I've > since cleaned this up, and will let backups run for a few days and see if > this fixes the problem. I ran into this problem where the snapshots the machine that was backing up to named the snapshots the same thing so zxfer thought the transfer didn't need to happen. I "solved" this by putting the hostname in the snapshot name. There is probably a better way though. > > Alex > _______________________________________________ > freebsd-questions@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"