From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ron Leach Subject: Re: Booting after Debian upgrade: /dev/md5 does not exist Date: Tue, 22 Jul 2014 16:57:21 +0100 Message-ID: <53CE89E1.10109@tesco.net> References: <53CE1C39.3070000@tesco.net> <53CE592B.6030706@turmel.org> <53CE654E.2000800@tesco.net> <53CE7E70.2000800@turmel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <53CE7E70.2000800@turmel.org> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids On 22/07/2014 16:08, Phil Turmel wrote: > I'm not sure why /dev/md126 didn't show up in blkid's report. You mi= ght > still have a problem there. Show the content of /proc/mdstat, please= =2E > D5s2:/# cat /proc/mdstat Personalities : [raid1] md6 : active raid1 sda8[0] sdb8[1] 1894420672 blocks [2/2] [UU] md4 : active raid1 sda6[0] sdb6[1] 976448 blocks [2/2] [UU] md3 : active raid1 sda4[0] sdb4[1] 4882688 blocks [2/2] [UU] md2 : active raid1 sda3[0] sdb3[1] 9765504 blocks [2/2] [UU] md1 : active raid1 sda2[0] sdb2[1] 2929600 blocks [2/2] [UU] md0 : active raid1 sda1[0] sdb1[1] 499904 blocks [2/2] [UU] unused devices: D5s2:/# No mention of sda7, sdb7, /dev/md126 or /dev/md5 > It might also help to document your system layout with "lsdrv" [1]. > Thanks for that link. I think lsdrv doesn't see sda7 or sdb7, either: D5s2:/# ./lsdrv **Warning** The following utility(ies) failed to execute: smartctl pvs lvs Some information may be missing. Controller platform [None] =E2=94=94platform floppy.0 =E2=94=94fd0 4.00k [2:0] Empty/Unknown USB [usb-storage] Bus 001 Device 002: ID 13fd:0842 Initio Corporation=20 {SATASLIM0000104729f} =E2=94=94scsi 0:0:0:0 TSSTcorp CDDVDW SE-S084C =E2=94=94sr0 640.83m [11:0] Empty/Unknown PCI [ata_piix] 00:1f.2 IDE interface: Intel Corporation N10/ICH7=20 =46amily SATA IDE Controller (rev 01) =E2=94=9Cscsi 1:0:1:0 ATA ST32000542AS {xxxxxxxx} =E2=94=82=E2=94=94sda 1.82t [8:0] Empty/Unknown =E2=94=82 =E2=94=9Csda1 488.28m [8:1] MD raid1 (0/2) (w/ sdb1) in_sync=20 {eb3b45e8:e1d73b1a:63042e90:fced6612} =E2=94=82 =E2=94=82=E2=94=94md0 488.19m [9:0] MD v0.90 raid1 (2) clean=20 {eb3b45e8:e1d73b1a:63042e90:fced6612} =E2=94=82 =E2=94=82 =E2=94=82 ext2 'boot' {67c165a8-020= a-4931-98d4-21b3dcb5d53c} =E2=94=82 =E2=94=82 =E2=94=94Mounted as /dev/md0 @ /boot =E2=94=82 =E2=94=9Csda2 2.79g [8:2] MD raid1 (0/2) (w/ sdb2) in_sync=20 {93a0b403:18aa4e20:f77b0142:25a55090} =E2=94=82 =E2=94=82=E2=94=94md1 2.79g [9:1] MD v0.90 raid1 (2) clean=20 {93a0b403:18aa4e20:f77b0142:25a55090} =E2=94=82 =E2=94=82 =E2=94=82 xfs 'slash' {6fa78f26-4ca9-= 4e41-909d-ac4c8877f317} =E2=94=82 =E2=94=82 =E2=94=94Mounted as /dev/root @ / =E2=94=82 =E2=94=9Csda3 9.31g [8:3] MD raid1 (0/2) (w/ sdb3) in_sync=20 {99104b71:9dd6cf88:e1a05948:57032dd7} =E2=94=82 =E2=94=82=E2=94=94md2 9.31g [9:2] MD v0.90 raid1 (2) clean=20 {99104b71:9dd6cf88:e1a05948:57032dd7} =E2=94=82 =E2=94=82 =E2=94=82 xfs 'usr' {9ba54810-c299-42= 4c-b312-e13325e00e4f} =E2=94=82 =E2=94=82 =E2=94=94Mounted as /dev/md2 @ /usr =E2=94=82 =E2=94=9Csda4 4.66g [8:4] MD raid1 (0/2) (w/ sdb4) in_sync=20 {5dbd5605:1d61cbaa:ac5c64ee:5356e8a9} =E2=94=82 =E2=94=82=E2=94=94md3 4.66g [9:3] MD v0.90 raid1 (2) clean=20 {5dbd5605:1d61cbaa:ac5c64ee:5356e8a9} =E2=94=82 =E2=94=82 =E2=94=82 xfs 'var' {7d4918f3-eb9e-49= 3a-a106-b9c21eff412c} =E2=94=82 =E2=94=82 =E2=94=94Mounted as /dev/md3 @ /var =E2=94=82 =E2=94=9Csda5 953.67m [8:5] swap =E2=94=82 =E2=94=9Csda6 953.67m [8:6] MD raid1 (0/2) (w/ sdb6) in_sync=20 {725cfde4:114fef9a:4ed1ccad:18d72d44} =E2=94=82 =E2=94=82=E2=94=94md4 953.56m [9:4] MD v0.90 raid1 (2) clean=20 {725cfde4:114fef9a:4ed1ccad:18d72d44} =E2=94=82 =E2=94=82 =E2=94=82 xfs 'tmp' {cf09135c-cc46-= 424f-9f0b-a737cfacf27b} =E2=94=82 =E2=94=82 =E2=94=94Mounted as /dev/md4 @ /tmp =E2=94=82 =E2=94=9Csda7 37.25g [8:7] MD raid1 (2) inactive=20 {5bad4c7c:780696f4:e201a2f5:7bba85d7} =E2=94=82 =E2=94=94sda8 1.76t [8:8] MD raid1 (0/2) (w/ sdb8) in_sync=20 {94171c8e:c47d18a8:c073121c:f9f222fe} =E2=94=82 =E2=94=94md6 1.76t [9:6] MD v0.90 raid1 (2) clean=20 {94171c8e:c47d18a8:c073121c:f9f222fe} =E2=94=82 =E2=94=82 xfs 'Data97' {a2e22925-f763-4b70-95= 59-d959b1eb9329} =E2=94=82 =E2=94=94Mounted as /dev/md6 @ /Data97 =E2=94=94scsi 2:0:0:0 ATA ST2000DL003-9VT1 {xxxxxxxx} =E2=94=94sdb 1.82t [8:16] Empty/Unknown =E2=94=9Csdb1 488.28m [8:17] MD raid1 (1/2) (w/ sda1) in_sync=20 {eb3b45e8:e1d73b1a:63042e90:fced6612} =E2=94=82=E2=94=94md0 488.19m [9:0] MD v0.90 raid1 (2) clean=20 {eb3b45e8:e1d73b1a:63042e90:fced6612} =E2=94=82 ext2 'boot' {67c165a8-020a-4931-98d4-21b= 3dcb5d53c} =E2=94=9Csdb2 2.79g [8:18] MD raid1 (1/2) (w/ sda2) in_sync=20 {93a0b403:18aa4e20:f77b0142:25a55090} =E2=94=82=E2=94=94md1 2.79g [9:1] MD v0.90 raid1 (2) clean=20 {93a0b403:18aa4e20:f77b0142:25a55090} =E2=94=82 xfs 'slash' {6fa78f26-4ca9-4e41-909d-ac4c8= 877f317} =E2=94=9Csdb3 9.31g [8:19] MD raid1 (1/2) (w/ sda3) in_sync=20 {99104b71:9dd6cf88:e1a05948:57032dd7} =E2=94=82=E2=94=94md2 9.31g [9:2] MD v0.90 raid1 (2) clean=20 {99104b71:9dd6cf88:e1a05948:57032dd7} =E2=94=82 xfs 'usr' {9ba54810-c299-424c-b312-e13325e= 00e4f} =E2=94=9Csdb4 4.66g [8:20] MD raid1 (1/2) (w/ sda4) in_sync=20 {5dbd5605:1d61cbaa:ac5c64ee:5356e8a9} =E2=94=82=E2=94=94md3 4.66g [9:3] MD v0.90 raid1 (2) clean=20 {5dbd5605:1d61cbaa:ac5c64ee:5356e8a9} =E2=94=82 xfs 'var' {7d4918f3-eb9e-493a-a106-b9c21ef= f412c} =E2=94=9Csdb5 953.67m [8:21] swap =E2=94=9Csdb6 953.67m [8:22] MD raid1 (1/2) (w/ sda6) in_sync=20 {725cfde4:114fef9a:4ed1ccad:18d72d44} =E2=94=82=E2=94=94md4 953.56m [9:4] MD v0.90 raid1 (2) clean=20 {725cfde4:114fef9a:4ed1ccad:18d72d44} =E2=94=82 xfs 'tmp' {cf09135c-cc46-424f-9f0b-a737c= facf27b} =E2=94=9Csdb7 37.25g [8:23] MD raid1 (2) inactive=20 {5bad4c7c:780696f4:e201a2f5:7bba85d7} =E2=94=94sdb8 1.76t [8:24] MD raid1 (1/2) (w/ sda8) in_sync=20 {94171c8e:c47d18a8:c073121c:f9f222fe} =E2=94=94md6 1.76t [9:6] MD v0.90 raid1 (2) clean=20 {94171c8e:c47d18a8:c073121c:f9f222fe} xfs 'Data97' {a2e22925-f763-4b70-9559-d959b1eb9329= } Other Block Devices =E2=94=9Cloop0 0.00k [7:0] Empty/Unknown =E2=94=9Cloop1 0.00k [7:1] Empty/Unknown =E2=94=9Cloop2 0.00k [7:2] Empty/Unknown =E2=94=9Cloop3 0.00k [7:3] Empty/Unknown =E2=94=9Cloop4 0.00k [7:4] Empty/Unknown =E2=94=9Cloop5 0.00k [7:5] Empty/Unknown =E2=94=9Cloop6 0.00k [7:6] Empty/Unknown =E2=94=9Cloop7 0.00k [7:7] Empty/Unknown =E2=94=9Cram0 8.00m [1:0] Empty/Unknown =E2=94=9Cram1 8.00m [1:1] Empty/Unknown =E2=94=9Cram2 8.00m [1:2] Empty/Unknown =E2=94=9Cram3 8.00m [1:3] Empty/Unknown =E2=94=9Cram4 8.00m [1:4] Empty/Unknown =E2=94=9Cram5 8.00m [1:5] Empty/Unknown =E2=94=9Cram6 8.00m [1:6] Empty/Unknown =E2=94=9Cram7 8.00m [1:7] Empty/Unknown =E2=94=9Cram8 8.00m [1:8] Empty/Unknown =E2=94=9Cram9 8.00m [1:9] Empty/Unknown =E2=94=9Cram10 8.00m [1:10] Empty/Unknown =E2=94=9Cram11 8.00m [1:11] Empty/Unknown =E2=94=9Cram12 8.00m [1:12] Empty/Unknown =E2=94=9Cram13 8.00m [1:13] Empty/Unknown =E2=94=9Cram14 8.00m [1:14] Empty/Unknown =E2=94=94ram15 8.00m [1:15] Empty/Unknown D5s2:/# No sign of sda7/sdb7, the partitions that underlie /dev/md126. I ran=20 gdisk on sda (sdb is identical - I had used gdisk to replicate the=20 partition structure when I did that RAID 1 repair a few days ago): D5s2:/# gdisk GPT fdisk (gdisk) version 0.8.1 Type device filename, or press to exit: /dev/sda Partition table scan: MBR: protective BSD: not present APM: not present GPT: present =46ound valid GPT with protective MBR; using GPT. Command (? for help): ? b back up GPT data to a file c change a partition's name d delete a partition i show detailed information on a partition l list known partition types n add a new partition o create a new empty GUID partition table (GPT) p print the partition table q quit without saving changes r recovery and transformation options (experts only) s sort partitions t change a partition's type code v verify disk w write table to disk and exit x extra functionality (experts only) ? print this menu Command (? for help): i Partition number (1-8): 7 Partition GUID code: A19D880F-05FC-4D3B-A006-743F0F84911E (Linux RAID) Partition unique GUID: 34925916-6AB9-4461-8F2D-32DA766C2116 =46irst sector: 40062540 (at 19.1 GiB) Last sector: 118187540 (at 56.4 GiB) Partition size: 78125001 sectors (37.3 GiB) Attribute flags: 0000000000000000 Partition name: '' Command (? for help): Note: That partition name is two, separate, apostrophes. So the=20 partition name is blank, and so are the names of most of the=20 partitions. So sda7 exists (and it has /home on it, if we could but=20 see it). Phil, thanks very much for the time you've spent on this. I'm going=20 to carefully make the changes to mdadm.conf, fstab, and initramfs now,=20 and reboot; It seems as though it might boot again ok. regards, Ron -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html