# xfs_repair -n /dev/md0 Phase 1 - find and verify superblock... bad primary superblock - bad magic number !!! attempting to find secondary superblock... ........................... 2011/3/18 Roberto Spadim <roberto@xxxxxxxxxxxxx>: > i see some files contents with > cat /dev/md0 | less > > 2011/3/18 Roberto Spadim <roberto@xxxxxxxxxxxxx>: >> only one :( the other was broken :( >> it's xfs filesystem >> >> mdadm --create /dev/md0 /dev/sdb >> mkfs.xfs /dev/md0 >> mount /dev/md0 /home/ >> >> but since i made mdadm --create twice, it can't mount :( >> >> # mount /dev/md0 /tmp2 -t xfs >> mount: wrong fs type, bad option, bad superblock on /dev/md0, >> missing codepage or helper program, or other error >> In some cases useful info is found in syslog - try >> dmesg | tail or so >> >> >> >> 2011/3/18 Mathias Burén <mathias.buren@xxxxxxxxx>: >>> On 18 March 2011 13:43, Roberto Spadim <roberto@xxxxxxxxxxxxx> wrote: >>>> hi guys i had a raid1 array, and i made shit, could i undo it? it have >>>> filesystem with files :( >>>> >>>> # mdadm --create /dev/md0 --level=1 --raid-devices=2 /dev/sdb missing >>>> mdadm: /dev/sdb appears to be part of a raid array: >>>> level=raid1 devices=2 ctime=Wed Mar 16 19:01:50 2011 >>>> mdadm: Note: this array has metadata at the start and >>>> may not be suitable as a boot device. If you plan to >>>> store '/boot' on this device please ensure that >>>> your boot-loader understands md/v1.x metadata, or use >>>> --metadata=0.90 >>>> Continue creating array? >>>> Continue creating array? (y/n) y >>>> mdadm: Defaulting to version 1.2 metadata >>>> mdadm: array /dev/md0 started. >>>> -- >>>> To unsubscribe from this list: send the line "unsubscribe linux-raid" in >>>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>>> >>> >>> You had a RAID1 array? Of which devices did it consists of? Looks like >>> you only destroyed one. >>> >>> // M >>> -- >>> To unsubscribe from this list: send the line "unsubscribe linux-raid" in >>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>> >> >> >> >> -- >> Roberto Spadim >> Spadim Technology / SPAEmpresarial >> > > > > -- > Roberto Spadim > Spadim Technology / SPAEmpresarial > -- Roberto Spadim Spadim Technology / SPAEmpresarial -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
