From owner-freebsd-cloud@freebsd.org Wed Sep 16 00:24:53 2020 Return-Path: Delivered-To: freebsd-cloud@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 7AB4C3E8427 for ; Wed, 16 Sep 2020 00:24:53 +0000 (UTC) (envelope-from 01000174944cbdce-21cd3935-fb0f-4c8f-9cba-4783f346a23d-000000@amazonses.com) Received: from a8-52.smtp-out.amazonses.com (a8-52.smtp-out.amazonses.com [54.240.8.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4BrgpX4V2Qz3yX3 for ; Wed, 16 Sep 2020 00:24:52 +0000 (UTC) (envelope-from 01000174944cbdce-21cd3935-fb0f-4c8f-9cba-4783f346a23d-000000@amazonses.com) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=ae7m2yrxjw65l2cqdpjxuucyrvy564tn; d=tarsnap.com; t=1600215891; h=Subject:To:References:From:Message-ID:Date:MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding; bh=zf+t83AdIAAcM+iC0D2U8mBpH+rpIKsWvWZSDKk604E=; b=okzz70uibRjQ5N56yOnT9B1EbfvEs2dRUFyeBcnMSqrWBkgNB2zvAQyIC9wLw75K kRH/2J0zC5kaI/ebT1a9btkc2bpnJxDE4oG7PBeMDsxcRi+yq4d2s8l1b2ALbOO6jls LNM8tdGOTpIDo5lCHaBIEuAP6te+9T7M2H/H6Y6E= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=224i4yxa5dv7c2xz3womw6peuasteono; d=amazonses.com; t=1600215891; h=Subject:To:References:From:Message-ID:Date:MIME-Version:In-Reply-To:Content-Type:Content-Transfer-Encoding:Feedback-ID; bh=zf+t83AdIAAcM+iC0D2U8mBpH+rpIKsWvWZSDKk604E=; b=RS8AeNeE15/OFZWQctzE8LKQEEZIqH5B8T2DJItW96LIRC8zs+i9VdohV/QErd1c dJUTjqShnXPp7bb+25jtnsLrSD4XcxCF6n4JK7FjXbsPw0n80IKn4Ko/4FIuk47QTDc Xj74BLqz6QhbKU1eLz/2YeFj5HASM/0B7x1gohaA= Subject: Re: filesystem checksum problems on AWS EC2 instances To: ericr , freebsd-cloud@freebsd.org References: From: Colin Percival Autocrypt: addr=cperciva@tarsnap.com; prefer-encrypt=mutual; keydata= mQGhBElrAAcRBACDfDys4ZtK+ErCJ1HAzYeteKpm3OEsvT/49AjUTLihkF79HhIKrCQU+1KC zv7BwHCMLb6hq30As9L7iFKG7n5QFLFC4Te/VcITUnWHMG/c3ViLOfJGvi+9/nOEHaM1dVJY D6tEp5yM1nHmVQpo9932j4KGuGFR0LhOK5IHXOSfGwCgxSFDPdgxe2OEjWxjGgY+oV3EafcD +JROXCTjlcQiG/OguQH4Vks3mhHfFnEppLxTkDuYgHZQiUtpcT9ssH5khgqoTyMar05OUdAj ZIhNbWDh4LgTj+7ZmvLhXT5Zxw8LX9d7T36aTB8XDQSenDqEtinMWOb0TCBBLbsB8EFG1WTT ESbZci9jJS5yhtktuZoY/eM8uXMD/3k4FWFO80VRRkELSp+XSy/VlSQjyi/rhl2nQq/oOA9F oJbDaB0yq9VNhxP+uFBzBWSqeIX0t1ZWLtNfVFr4TRP5hihI5ICrg/0OpqgisKsU2NFe9xyO hyJLYmfD8ebpDJ/9k30C7Iju9pVrwLm1QgS4S2fqJRcR+U4WbjvP7CgStCVDb2xpbiBQZXJj aXZhbCA8Y3BlcmNpdmFAdGFyc25hcC5jb20+iGEEExECACEFAklrALYCGwMHCwkIBwMCAQQV AggDBBYCAwECHgECF4AACgkQOM7KaQxqam6/igCgn+z2k3V5ggNppmWrZstt1U2lugsAoL7L wS9V9yLtil3oWmHtwpUqYruEuQINBElrAAcQCAD3ZLMIsP4CIDoJORg+YY0lqLVBgcnF7pFb 4Uy2+KvdWofN+DKH61rZLjgXXkNE9M4EQC1B4lGttBP8IY2gs41y3AUogGdyFbidq99rCBz7 LTsgARHwFxZoaHmXyiZLEU1QZuMqwPZV1mCviRhN5E3rRqYNXVcrnXAAuhBpvNyj/ntHvcDN 2/m+ochiuBYueU4kX3lHya7sOj+mTsndcWmQ9soOUyr8O0r/BG088bMn4qqtUw4dl5/pglXk jbl7uOOPinKf0WVd2r6M0wLPJCD4NPHrCWRLLLAjwfjrtoSRvXxDbXhCdgGBa72+K8eYLzVs hgq7tJOoBWzjVK6XRxR7AAMGB/9Mo3iJ2DxqDecd02KCB5BsFDICbJGhPltU7FwrtbC7djSb XUrwsEVLHi4st4cbdGNCWCrp0BRezXZKohKnNAPFOTK++ZfgeKxrV2sJod+Q9RILF86tQ4XF 7A7Yme5hy92t/WgiU4vc/fWbgP8gV/19f8nunaT2E9NSa70mZFjZNu4iuwThoUUO5CV3Wo0Y UISsnRK8XD1+LR3A2qVyLiFRwh/miC1hgLFCTGCQ3GLxZeZzIpYSlGdQJ0L5lixW5ZQD9r1I 8i/8zhE6qRFAM0upUMI3Gt1Oq2w03DiXrZU0Fu/R8Rm8rlnkQKA+95mRTUq1xL5P5NZIi4gJ Z569OPMFiEkEGBECAAkFAklrAAcCGwwACgkQOM7KaQxqam41igCfbaldnFTu5uAdrnrghESv EI3CAo8AoLkNMks1pThl2BJNRm4CtTK9xZeH Message-ID: <01000174944cbdce-21cd3935-fb0f-4c8f-9cba-4783f346a23d-000000@email.amazonses.com> Date: Wed, 16 Sep 2020 00:24:51 +0000 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-SES-Outgoing: 2020.09.16-54.240.8.52 Feedback-ID: 1.us-east-1.Lv9FVjaNvvR5llaqfLoOVbo2VxOELl7cjN0AOyXnPlk=:AmazonSES X-Rspamd-Queue-Id: 4BrgpX4V2Qz3yX3 X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=tarsnap.com header.s=ae7m2yrxjw65l2cqdpjxuucyrvy564tn header.b=okzz70ui; dkim=pass header.d=amazonses.com header.s=224i4yxa5dv7c2xz3womw6peuasteono header.b=RS8AeNeE; dmarc=pass (policy=none) header.from=tarsnap.com; spf=pass (mx1.freebsd.org: domain of 01000174944cbdce-21cd3935-fb0f-4c8f-9cba-4783f346a23d-000000@amazonses.com designates 54.240.8.52 as permitted sender) smtp.mailfrom=01000174944cbdce-21cd3935-fb0f-4c8f-9cba-4783f346a23d-000000@amazonses.com X-Spamd-Result: default: False [-1.01 / 15.00]; ARC_NA(0.00)[]; FORGED_SENDER(0.30)[cperciva@tarsnap.com,01000174944cbdce-21cd3935-fb0f-4c8f-9cba-4783f346a23d-000000@amazonses.com]; R_DKIM_ALLOW(-0.20)[tarsnap.com:s=ae7m2yrxjw65l2cqdpjxuucyrvy564tn,amazonses.com:s=224i4yxa5dv7c2xz3womw6peuasteono]; NEURAL_HAM_MEDIUM(-0.98)[-0.976]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:54.240.0.0/18]; NEURAL_HAM_LONG(-1.01)[-1.010]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[tarsnap.com:+,amazonses.com:+]; RCPT_COUNT_TWO(0.00)[2]; RCVD_IN_DNSWL_NONE(0.00)[54.240.8.52:from]; NEURAL_HAM_SHORT(-0.82)[-0.822]; DMARC_POLICY_ALLOW(-0.50)[tarsnap.com,none]; FREEMAIL_TO(0.00)[gmail.com,freebsd.org]; RCVD_COUNT_ZERO(0.00)[0]; RWL_MAILSPIKE_POSSIBLE(0.00)[54.240.8.52:from]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:14618, ipnet:54.240.8.0/21, country:US]; FORGED_MUA_THUNDERBIRD_MSGID_UNKNOWN(2.50)[]; FROM_NEQ_ENVFROM(0.00)[cperciva@tarsnap.com,01000174944cbdce-21cd3935-fb0f-4c8f-9cba-4783f346a23d-000000@amazonses.com]; MAILMAN_DEST(0.00)[freebsd-cloud] X-BeenThere: freebsd-cloud@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "FreeBSD on cloud platforms \(EC2, GCE, Azure, etc.\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Sep 2020 00:24:53 -0000 On 2020-09-15 14:30, ericr wrote: > I'm having disk/filesystem problems creating EC2 instances using > 12.1-RELEASE (AMI ami-034de978f5d9c9b1b in us-east-1 and AMI > ami-06d9854b88cba8200 in us-east-2, both from the Marketplace). I'm using > t2.large instances. As a part of the instance creation, the OS gets > updated from 12.1-RELEASE to 12.1-RELEASE-P9. THe AMIs use UFS. > > I created instances with a 200GB disk, in both us-east-1 and us-east-2, to > rule out flakey hardware. Once the OS starts at first boot, I get cylinder > checksum errors: > [...] > Sep 1 20:50:15 freebsd kernel: UFS /dev/gpt/rootfs (/) > cylinder checksum failed: cg 0, cgp: 0x9c14700e != bp: 0x27bfa3d0 > Sep 1 20:50:15 freebsd syslogd: last message repeated 1 times > Sep 1 20:50:15 freebsd kernel: UFS /dev/gpt/rootfs (/) > cylinder checksum failed: cg 7, cgp: 0x43ed3fa1 != bp: 0xe9b0182e > > and from there on, I get cylinder checksum errors pretty often. Do you get this if you launch from the non-Marketplace AMIs listed in the release announcement? https://www.freebsd.org/releases/12.1R/announce.html Theoretically they should be bit-for-bit identical, but I wouldn't put it past the Marketplace people to have somehow mangled it when they created their copy of the AMI disk image. > Also, does anyone have docs on how to create a custom AMI that'll create a > ZFS root filesystem and install the OS to it? I can't seem to find AMIs > for 12.1-RELEASE that use it. I created some ZFS images for FreeBSD 12.0 last year -- you could launch one of those and upgrade: https://lists.freebsd.org/pipermail/freebsd-cloud/2019-February/000200.html I've been meaning to create ZFS images for 12.1 but haven't had time (this isn't my day job, although I do get a few dollars from a Patreon). At some point I'll add code to the src tree so this and other "additional flavours" get built as part of the standard release engineering process. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid