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GentooBox Veteran
Joined: 22 Jun 2003 Posts: 1168 Location: Denmark
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Posted: Fri Sep 29, 2006 1:35 pm Post subject: Split up linear RAID |
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Hi.
I have a linear RAID made with mdadm, but i have decided to remove it, so i wonder if its possible to split the RAID back into 2 disks.
Since its only a linear RAID, it should be possible, but the partitions is of partition type RAID, so i cant just mount the partitions as /dev/sda6 and /dev/sdb1 instead of /dev/md0
Any ideas ? _________________ Encrypt, lock up everything and duct tape the rest |
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thyrihad n00b
Joined: 17 Jun 2003 Posts: 45
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Posted: Fri Sep 29, 2006 5:18 pm Post subject: |
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It's nothing to do with the partition types. When you created a linear raid device, then created a filesystem on that device, the filesystem set itself up to span that whole device (2 disks). So, you have the initial part of the filesystem on one device, and the latter half on the other.
This may be a possibility:
If your filesystem supports resizing, you may be able to resize it down to the exact size (or less), of the smallest hard disk (or the first hard disk, if you know which one that is), then remount it as a normal disk. If mount is bitching about the partition type, simply change it to 0x83 from a livecd - you can always change it back.
I would not personally trust this method, because I believe a device created as an md device has other data at the start before the filesystem starts. |
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