[CentOS] /dev/sda

Tue Dec 6 19:02:38 UTC 2011
Reindl Harald <h.reindl at thelounge.net>

Am 06.12.2011 19:28, schrieb m.roth at 5-cent.us:
> We're just using Linux software RAID for the first time - RAID1, and the
> other day, a drive failed. We have a clone machine to play with, so it's
> not that critical, but....
> I partitioned a replacement drive. On the clone, I marked the RAID
> partitions on /dev/sda failed, and remove, and pulled the drive.

dd if=/dev/sdx of=/dev/sdy bs=512 count=1

tp close the whole MBR and partition-table

> several iterations, I waited a minute or two, until all messages had
> stopped, and there was only /dev/sdb*, and then put the new one in... and
> it appears as /dev/sdc. 

the device name is totally uninteresting, the IDs are
mdadm /dev/mdx --add /dev/sdex

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