From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B88B2C33C8C for ; Sun, 5 Jan 2020 14:14:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 715D42077B for ; Sun, 5 Jan 2020 14:14:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=icloud.com header.i=@icloud.com header.b="mfLbNWUn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726240AbgAEOOp (ORCPT ); Sun, 5 Jan 2020 09:14:45 -0500 Received: from ms11p00im-qufo17282101.me.com ([17.58.38.58]:47262 "EHLO ms11p00im-qufo17282101.me.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726188AbgAEOOo (ORCPT ); Sun, 5 Jan 2020 09:14:44 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=icloud.com; s=1a1hai; t=1578233682; bh=trt05mGMbjdpZdhBGfy6JGrWWFoI/MF/EY0VoEKBJcY=; h=Content-Type:Subject:From:Date:Message-Id:To; b=mfLbNWUnkVZiI8f0Cw/dhIC8b41mSPByMO2S98VB8QthmG7CkTrCQjeB9aig1MGed ipf5pjF4PMr6+3q2Qkk2zJMWYouVVOWP7rUcEvm9h+R5p1VTJFw18w5Su6tIQa6blh Tcin0R4xi+plhJcTMfTpi8YWFM25XtwfSa1SVF5IGXnzFQwOhnqJZDekQ9SgOrOByT FzFBqb2xeBn7dLHTxjVT3FwDmzUmSZPm2UMzdJv5mpZG9SGeE/vbSJFRuess/SccOk 3X79U2ohOgdV3zOSrh7nv4g8XcKbn/Di4RweYsqL7mgVWyaQwHQTAwn21HIfKVkCfh 3N6djZ3Y992fQ== Received: from [192.168.15.23] (unknown [177.76.36.47]) by ms11p00im-qufo17282101.me.com (Postfix) with ESMTPSA id C4B1E780784; Sun, 5 Jan 2020 14:14:40 +0000 (UTC) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 13.0 \(3608.40.2.2.4\)) Subject: Re: 12 TB btrfs file system on virtual machine broke again From: Christian Wimmer In-Reply-To: <0102016f76081d01-72e2a7ca-3d8e-4238-b578-898fbe7d7bc3-000000@eu-west-1.amazonses.com> Date: Sun, 5 Jan 2020 11:14:38 -0300 Cc: Chris Murphy , Qu Wenruo , Qu WenRuo , Anand Jain , "linux-btrfs@vger.kernel.org" Content-Transfer-Encoding: quoted-printable Message-Id: <4BB63A89-98D3-4990-9970-8D8258F66E11@icloud.com> References: <20191206034406.40167-1-wqu@suse.com> <2a220d44-fb44-66cf-9414-f1d0792a5d4f@oracle.com> <762365A0-8BDF-454B-ABA9-AB2F0C958106@icloud.com> <94a6d1b2-ae32-5564-22ee-6982e952b100@suse.com> <4C0C9689-3ECF-4DF7-9F7E-734B6484AA63@icloud.com> <9FB359ED-EAD4-41DD-B846-1422F2DC4242@icloud.com> <256D0504-6AEE-4A0E-9C62-CDF975FDE32D@icloud.com> <0102016f76081d01-72e2a7ca-3d8e-4238-b578-898fbe7d7bc3-000000@eu-west-1.amazonses.com> To: Martin Raiber X-Mailer: Apple Mail (2.3608.40.2.2.4) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2020-01-05_04:,, signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-2001050133 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org > On 5. Jan 2020, at 11:07, Martin Raiber wrote: >=20 > On 05.01.2020 14:40 Christian Wimmer wrote: >>> On 5. Jan 2020, at 01:03, Chris Murphy = wrote: >>>=20 >>> On Sat, Jan 4, 2020 at 10:07 AM Christian Wimmer >>> wrote: >>>> Hi guys, >>>>=20 >>>> I run again in a problem with my btrfs files system. >>>> I start wondering if this filesystem type is right for my needs. >>>> Could you please help me in recovering my 12TB partition? >>> If you're having recurring problems, there's a decent chance it's >>> hardware related and not Btrfs, because Btrfs is pretty stable on >>> stable hardware. Btrfs is actually fussier than other file systems >>> because everything is checksummed. >>>=20 >> I think I can exclude hardware problems. Everything is brand new and = well tested. >> The biggest chance for being the source of errors is the Parallels = Virtual machine where Linux (Suse 15.1) is running in. >> In this Virtual Machine I specify a =E2=80=9Cgrowing hard disc" that = is actually a file on my 32 TB Promise Pegasus Storage. >> I just can not understand why it runs fine for almost 1 month (and = actually more for other growing hard discs of smaller size) and then = shows this behaviour. >>=20 > Does the host machine use ECC-RAM? The host is a Mac Mini 2018 where I took of the 8GB memory from Apple = and put: Samsung 2x 32GB =3D 64GB KIT DDR4 RAM PC4-21300 2666MHz SO-DIMM = Herstellerartikelnummer: M471A4G43MB1-CTD I bought at: Mac Speichershop Andr=C3=A9 Estel Steinbecker Dorfstr. 10 = 19399 Goldberg >=20 > That Promise Pegasus Storage looks like a simple harware RAID without > integrity protection (like a btrfs RAID1/RAID6 or something like ceph > would give you). It is a Pegasus Promise3 R8 running in RAID 5.=20