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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| howtos:misc:software_raid_troubleshoot_howto [2016/11/27 12:41 (UTC)] – [My fall and sucess story] wisedraco | howtos:misc:software_raid_troubleshoot_howto [2017/06/26 15:08 (UTC)] (current) – [Workarounds for incorrect raid devices naming] wisedraco | ||
|---|---|---|---|
| Line 338: | Line 338: | ||
| or better, go in that location with midnight commander, and youl see, there is a " | or better, go in that location with midnight commander, and youl see, there is a " | ||
| that was the raid array disk uuid - and symlink to /dev/mdx. | that was the raid array disk uuid - and symlink to /dev/mdx. | ||
| + | |||
| + | for automate info feed into fstab you can use this way: | ||
| + | |||
| + | < | ||
| + | |||
| + | cd / | ||
| + | |||
| + | ls -d -l $PWD/* >> /etc/fstab | ||
| + | </ | ||
| + | |||
| + | after that you must immediately edit /etc/fstab and make in a right way, otherwise you may have problems with mounting in next boot... | ||
| + | |||
| < | < | ||
| Line 409: | Line 421: | ||
| ====== Useful commands in this case ====== | ====== Useful commands in this case ====== | ||
| + | |||
| + | show raid array info: | ||
| + | |||
| < | < | ||
| mdadm -Es | mdadm -Es | ||
| </ | </ | ||
| + | Assemble RAID array based on mdadm.conf | ||
| < | < | ||
| mdadm -As | mdadm -As | ||
| </ | </ | ||
| + | show array info: | ||
| < | < | ||
| mdadm -D /dev/md127 | mdadm -D /dev/md127 | ||
| </ | </ | ||
| + | show defined array another info: | ||
| < | < | ||
| mdadm -Db /dev/md127 | mdadm -Db /dev/md127 | ||
| </ | </ | ||
| + | show scsi devices info: | ||
| < | < | ||
| lsscsi | lsscsi | ||
| </ | </ | ||
| + | show assembled raid arrays status: | ||
| < | < | ||
| cat / | cat / | ||
| </ | </ | ||
| + | show UUID info about discs ( or RAID arrays) in system: | ||
| < | < | ||
| ls / | ls / | ||
| Line 441: | Line 462: | ||
| </ | </ | ||
| + | re-run lilo, when booted from another source. | ||
| < | < | ||
| chroot /mnt/hd /sbin/lilo -v 3 | chroot /mnt/hd /sbin/lilo -v 3 | ||
| </ | </ | ||
| + | |||
| + | stop named RAID array: | ||
| < | < | ||
| mdadm --stop /dev/md127 | mdadm --stop /dev/md127 | ||
| Line 454: | Line 478: | ||
| $kernelname raid=noautodetect md=1, / | $kernelname raid=noautodetect md=1, / | ||
| </ | </ | ||
| + | |||
| + | turn on not to autodetect RAID arrays, and define raid array /dev/md1, from two partitions ( members? ) | ||
| + | |||
