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=-4.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 7EACEC432BE for ; Wed, 4 Aug 2021 13:19:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 65EFA60D07 for ; Wed, 4 Aug 2021 13:19:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238005AbhHDNUA (ORCPT ); Wed, 4 Aug 2021 09:20:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237968AbhHDNUA (ORCPT ); Wed, 4 Aug 2021 09:20:00 -0400 Received: from mail-ed1-x529.google.com (mail-ed1-x529.google.com [IPv6:2a00:1450:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1B76CC0613D5 for ; Wed, 4 Aug 2021 06:19:46 -0700 (PDT) Received: by mail-ed1-x529.google.com with SMTP id ec13so3538631edb.0 for ; Wed, 04 Aug 2021 06:19:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=to:from:subject:message-id:date:user-agent:mime-version :content-transfer-encoding:content-language; bh=NFS9ubkU3ATLvgKdPjh8WbkmlYy8Zb1AquoC1/cuMaE=; b=EOUB8P/BM0vz2Uv/f+QI8ijy7qZmLDa/WsjvD2LX/EcWcq0bD1ARNjk894q/kSlWuN C3qzw02xWDqgMICCCp9efRoiLJ6AqadrN7aazdVBvpGh1ofH+5a20d2lZ2AVF+3E0Vnu UCmrYUPdz5wpb2N7VGhiULOZ85XX75wsD7J3Q+ESOiVfVnmBdE0WaBvRE9rPLzpy2PEz WUr61HtjPK9q//q1iKCpUKvlejjSqnm2CbE2jVp5r/qDdNfb7mx/NzMH9Yxmt6RTg4FO QFM/oQ50Z2tYJrBR4vbmg47y9+WuwKUMBqtmDLmE9r6zGfM2Oi574KeCUzTY3DPceKfD Kesg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-transfer-encoding:content-language; bh=NFS9ubkU3ATLvgKdPjh8WbkmlYy8Zb1AquoC1/cuMaE=; b=nrNJh1UGuLLyHN9dyzE77YcPyRTnMFwc5RAoOTSbRCkGgOsZcghkrR6oLfhtJEydaC wtkZyb55bXRchuOR9fVx8C/ngwd+RnpTLkA2lnwfr/U56nQyLuENbF8JqgRstmTZsSUH XbtgvmvvBl/ZQWjQ7n7CXZrY2CLnNQd6/VR8X61VdteQ683u8H6Dp74Nq/+0di0L549z hEKdSjGJyeK+DmYRe+zS0KUgbwSzHKD4XhvkuFeVJCAFkav204462k+G/YUD6QFE8C5n wSNJO9TFyFVa4AbW6rMVlp8fKlQ8BbWpYqaUe6P2oGnQo/bt7CfllIyTDfiD3fr9QQg9 m6Pw== X-Gm-Message-State: AOAM531If0AYdYEZV4qFWRvPUMwDHzDpQaBRCcdgkWK7WLwl3cZ9e01t RLYd/Na6unlQkzO/9e2Eo4NON9XPbB9yRKw1 X-Google-Smtp-Source: ABdhPJw+u6+Zh3ToBCao6nYDHWC5p/pL2zSuJgq4fx3I0R7rgrcr2eUVcqDvGi5xlokGHQKBijVjIg== X-Received: by 2002:a05:6402:b83:: with SMTP id cf3mr31924118edb.12.1628083184769; Wed, 04 Aug 2021 06:19:44 -0700 (PDT) Received: from [192.168.1.15] (lfbn-idf3-1-1070-247.w90-46.abo.wanadoo.fr. [90.46.24.247]) by smtp.gmail.com with ESMTPSA id v17sm944486edc.47.2021.08.04.06.19.44 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 04 Aug 2021 06:19:44 -0700 (PDT) To: linux-btrfs@vger.kernel.org From: k g Subject: Files/Folders invisibles with 'ls -a' but can 'cd' to folder Message-ID: <94bf3fad-fd41-ecc0-404c-ccd087fca05d@gmail.com> Date: Wed, 4 Aug 2021 15:19:37 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.12.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Hi As I say in my subject, I'm facing a weird problem with my btrfs partition (I already sent this message on reddit /r/btrfs/ ) It's in fact a btrfs partition in a raid5 synology system. 3 days ago, the volume 'crashed' (synology terms) ,however SMART data is ok and I don't have sector relcocation errors or CRC.... I rebooted several times , and after dozen of reboots my partition shows up , but 3 TB of 10 TB are missing, I made a scrub but it did made my missing files appears. desperately I made a 'cd xyz' in a directory (I remember some of the folder names) and it works ; and inside this folder I can do "ls" and all files and subfolders appears . I made a copy elsewhere of some files and these ones are not corrupted or bit roted. I don't want to make a btrfs check --repair of course. Is there a way to "relink" indexes/root or whatever it is called to bring back these files/folder visible and accessible with a safe command ? I'm planning to backup all , is 'btrfs restore' will access to these "non visible" directories ? "I saw similar case here : The Directory Who Wasn't There : btrfs (reddit.com) , but I can't find a reply that solve the problem" cdly