From owner-freebsd-questions@freebsd.org Fri Sep 11 03:51:59 2020 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E403D3EBF4B for ; Fri, 11 Sep 2020 03:51:59 +0000 (UTC) (envelope-from dpchrist@holgerdanske.com) Received: from holgerdanske.com (holgerdanske.com [184.105.128.27]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "www.holgerdanske.com", Issuer "www.holgerdanske.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Bnhdp73YKz3WMN for ; Fri, 11 Sep 2020 03:51:58 +0000 (UTC) (envelope-from dpchrist@holgerdanske.com) Received: from 99.100.19.101 (99-100-19-101.lightspeed.frokca.sbcglobal.net [99.100.19.101]) by holgerdanske.com with ESMTPSA (TLS_AES_128_GCM_SHA256:TLSv1.3:Kx=any:Au=any:Enc=AESGCM(128):Mac=AEAD) (SMTP-AUTH username dpchrist@holgerdanske.com, mechanism PLAIN) for ; Thu, 10 Sep 2020 20:51:47 -0700 Subject: Re: ZFS snapshot - rollback problem To: freebsd-questions@freebsd.org References: From: David Christensen Message-ID: <54720a77-5a14-06f9-c146-17e1e8f8a99e@holgerdanske.com> Date: Thu, 10 Sep 2020 20:51:46 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4Bnhdp73YKz3WMN X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of dpchrist@holgerdanske.com has no SPF policy when checking 184.105.128.27) smtp.mailfrom=dpchrist@holgerdanske.com X-Spamd-Result: default: False [2.73 / 15.00]; RCVD_TLS_ALL(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_SPAM_SHORT(0.44)[0.443]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; AUTH_NA(1.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_SPAM_MEDIUM(0.66)[0.662]; ARC_NA(0.00)[]; NEURAL_SPAM_LONG(0.73)[0.729]; DMARC_NA(0.00)[holgerdanske.com]; R_SPF_NA(0.00)[no SPF record]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:6939, ipnet:184.104.0.0/15, country:US]; RCVD_COUNT_TWO(0.00)[2]; MAILMAN_DEST(0.00)[freebsd-questions] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Sep 2020 03:51:59 -0000 On 2020-09-10 07:18, Ludovit Koren wrote: > Hi, Hello. :-) > I have the following configuration: > > ~>uname -a > FreeBSD XxX 11.3-STABLE FreeBSD 11.3-STABLE #1 r354607: Mon Nov 11 > 12:19:28 CET 2019 root@jedi:/usr/obj/usr/src/sys/HP amd64 Thank you for posting that. Do you understand the difference between RELEASE and STABLE? https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/current-stable.html > ~>zfs list > NAME USED AVAIL REFER MOUNTPOINT > zroot 244G 0 10.7G /mnt > zroot/Centos8 6.80G 4.13G 2.67G - > zroot/msw7 44.9G 25.8G 19.1G - > zroot/swapdisk0 40.8G 20.6G 20.2G - > zroot/usr 131G 0 50.9G /usr > zroot/usr/home 80.1G 0 80.1G /usr/home > zroot/var 9.94G 0 9.94G /var I do not understand how your system can work at all if the root filesystem is mounted at /mnt (?). Is your FreeBSD running on a different disc? Do you have a multiple system disks, multi-boot, etc.? > After zfs snapshot, which I did on the root, Please post your console session. Please run the following commands and post the console session: # camcontrol devlist # gpart show # mount # zpool status David