From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-f46.google.com ([209.85.215.46]:33191 "EHLO mail-lf0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751683AbdGAL74 (ORCPT ); Sat, 1 Jul 2017 07:59:56 -0400 Received: by mail-lf0-f46.google.com with SMTP id z78so40730123lff.0 for ; Sat, 01 Jul 2017 04:59:55 -0700 (PDT) Received: from carbide.localnet ([94.19.234.235]) by smtp.gmail.com with ESMTPSA id p96sm2768143lfg.5.2017.07.01.04.59.52 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 01 Jul 2017 04:59:53 -0700 (PDT) From: Filippe LeMarchand To: linux-btrfs@vger.kernel.org Subject: Btrfs check reports errors, filesystem seems fine Date: Sat, 01 Jul 2017 14:59:47 +0300 Message-ID: <2049018.boNrIqZ5uI@carbide> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart2271760.bqMr9jDE9h"; micalg="sha256"; protocol="application/pkcs7-signature" Sender: linux-btrfs-owner@vger.kernel.org List-ID: --nextPart2271760.bqMr9jDE9h Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Hello everyone. I have an btrfs root partition on Intel 530 ssd, which mounts without errors and seem to work fine, but `btrfs check` gives me foloowing output (and --repair doesn't remove errors): enabling repair mode Checking filesystem on /dev/sda2 UUID: 12c84aa3-ce65-4390-807e-a72cc8a7445e checking extents Fixed 0 roots. checking free space cache cache and super generation don't match, space cache will be invalidated checking fs roots unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item unresolved ref dir 79177 index 0 namelen 14 name deprecated.sxt filetype 1 errors 6, no dir index, no inode ref unresolved ref dir 79177 index 417 namelen 14 name deprecated.txt filetype 1 errors 1, no dir item checking csums checking root refs found 23421812736 bytes used err is 0 total csum bytes: 21531608 total tree bytes: 776650752 total fs tree bytes: 711278592 total extent tree bytes: 36798464 btree space waste bytes: 116002036 file data blocks allocated: 850546470912 referenced 27611987968 Is it dangerous and what should I do about it? I also tried --clear-space-cache, but it just removes the line about space cache. --nextPart2271760.bqMr9jDE9h Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCCEPww ggXYMIIDwKADAgECAhBMqvnK22Nv4B/3TthbA4adMA0GCSqGSIb3DQEBDAUAMIGFMQswCQYDVQQG EwJHQjEbMBkGA1UECBMSR3JlYXRlciBNYW5jaGVzdGVyMRAwDgYDVQQHEwdTYWxmb3JkMRowGAYD VQQKExFDT01PRE8gQ0EgTGltaXRlZDErMCkGA1UEAxMiQ09NT0RPIFJTQSBDZXJ0aWZpY2F0aW9u IEF1dGhvcml0eTAeFw0xMDAxMTkwMDAwMDBaFw0zODAxMTgyMzU5NTlaMIGFMQswCQYDVQQGEwJH QjEbMBkGA1UECBMSR3JlYXRlciBNYW5jaGVzdGVyMRAwDgYDVQQHEwdTYWxmb3JkMRowGAYDVQQK ExFDT01PRE8gQ0EgTGltaXRlZDErMCkGA1UEAxMiQ09NT0RPIFJTQSBDZXJ0aWZpY2F0aW9uIEF1 dGhvcml0eTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAJHoVJLSClaxrA0k3cXPRGd0 mSs3o30jcABxvFPfxPoqEo9LfxBWvZ9wcrdhf8lLDxenPeOwBGHu/xGXx/SGPgr6Plz5k+Y0etkU 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