From owner-freebsd-questions@freebsd.org Tue Dec 11 18:37:48 2018 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 83307130E02C for ; Tue, 11 Dec 2018 18:37:48 +0000 (UTC) (envelope-from kudzu@tenebras.com) Received: from mail-qk1-x730.google.com (mail-qk1-x730.google.com [IPv6:2607:f8b0:4864:20::730]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5E68284F10 for ; Tue, 11 Dec 2018 18:37:47 +0000 (UTC) (envelope-from kudzu@tenebras.com) Received: by mail-qk1-x730.google.com with SMTP id n12so9182794qkh.11 for ; Tue, 11 Dec 2018 10:37:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tenebras-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=pzNjw5cUmYSoJuPIIHcYgtGKvG9s0nyPXw2ddssihzs=; b=gl/PfudzdcKJ4CtJsAyasSdQjWEDSLwMZpVy3Pk7aLs9iITehwtL0n2d5gAhuwBVxa TBTrfjqvrjaEMrEK5PEEpfZ+IYM3WiUZe2oPQjFtJt51Gu2zd07mi/qXwM6BJu7rPEKg ge6m64bWyVhDzB4z9xTYYJG0elJCXys/vs2Hg3Tx6pPPBt4VVUt4TGv2RQVNZSbwosKk 1iSttfcgkIZqiRwTjiEnPHj55nJIfz3qXIevtnhlSSYexxcI87Mn4fMamTvEWXFguHwt BWND/Flo/d7Jg+ZDq38i2oUZG2zduu8ewWWUOA7DRZWiyldy206o9BWJwspTYCKzp08x jcVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=pzNjw5cUmYSoJuPIIHcYgtGKvG9s0nyPXw2ddssihzs=; b=r1K5HPhgDenk/dV7H3OubMVDZE95bqoPFVmACNX+GwSw+DQtdXs4XT7+K82JysR3Ir 6o+op38K8CRP5ZIhV/5gU0clVQ7fF8EGMwe0In/72Vrahph6AW3ZbEgCJ8oThnUbhGfH Rh+2wY12d9zyKdXDPL68NstpJ4XUFvIXFGypxUaKYO2qktJqgQxCj/3VH5QvNXnr3kOp Ln0R0p4HqVVyoLhUbg/45ssOxVztiF2HKEqG2UEIAvfkVWBgLG/OcmASL3ZFU++Yc2X7 zE7IkdYXnDahb3VDfUvi2x/YhtB/XJeatUtgxuffRFDrV3gRwOXKUvPKmE4yPrXjgimn jJDg== X-Gm-Message-State: AA+aEWaYXiO7bD99ZQ62RK93x+d9LIKZnqpV51sNiPJz10QDYbFzX4L9 g5vU9r5RkIpz9chMJhw/o1wzRKSAiEbX8oyOVGonBa1J X-Google-Smtp-Source: AFSGD/Xnv2PY5s03vLPrtMP/Hr7lE6I91fEMMIR+0sxopMFqdtBUsYjk+tPx6aPBxxjypXNd6TFuv85jltzzLkVzgzs= X-Received: by 2002:a37:2881:: with SMTP id o1mr15783355qko.130.1544553466127; Tue, 11 Dec 2018 10:37:46 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Michael Sierchio Date: Tue, 11 Dec 2018 10:37:09 -0800 Message-ID: Subject: Re: HOWTO safely unmount remove USB zfs sdcard To: FreeBSD Questions X-Rspamd-Queue-Id: 5E68284F10 X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=tenebras-com.20150623.gappssmtp.com header.s=20150623 header.b=gl/Pfudz X-Spamd-Result: default: False [-3.44 / 15.00]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[tenebras-com.20150623.gappssmtp.com:+]; MX_GOOD(-0.01)[alt1.aspmx.l.google.com,aspmx.l.google.com,aspmx2.googlemail.com,alt2.aspmx.l.google.com,aspmx3.googlemail.com]; NEURAL_HAM_SHORT(-0.86)[-0.861,0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; IP_SCORE(-2.26)[ip: (-8.44), ipnet: 2607:f8b0::/32(-1.53), asn: 15169(-1.27), country: US(-0.09)]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[tenebras-com.20150623.gappssmtp.com:s=20150623]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; DMARC_NA(0.00)[tenebras.com]; RCPT_COUNT_ONE(0.00)[1]; RCVD_IN_DNSWL_NONE(0.00)[0.3.7.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; R_SPF_NA(0.00)[]; RCVD_COUNT_TWO(0.00)[2] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 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: Tue, 11 Dec 2018 18:37:48 -0000 I've been holding back, but - why? Why abuse an SD card that way? My back-of-the-envelope estimate is that it halves the life of the card. - M On Sun, Dec 9, 2018 at 4:12 PM Russell L. Carter wrote= : > Greetings, > I can easily create a ZFS filesystem on a USB sdcard, > but I have not yet found the recipe for safely unmounting > it and then mounting it on another 12.0 FreeBSD system. --=20 "Well," Brahma said, "even after ten thousand explanations, a fool is no wiser, but an intelligent person requires only two thousand five hundred." - The Mah=C4=81bh=C4=81rata