Re: How to grow RAID1 mirror on top of LVM?

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Hallo Neil,

Neil Brown <neilb@xxxxxxx> schrieb:
> If you use version 1.1 or 1.2 metadata, the metadata is stored at the
> start of the device, so it doesn't get lost.  However the metadata has
> recorded in it the amount of usable space on the device.  When you
> make the device bigger you would need to update this number.
> There is currently no way to update this for an active array.
> 
> You can stop the array, and the re-assemble it with 
>    --update=devicesize
> 
> this will update the field in the metadata which records the size of
> each device.  You will then be able to grow the array to make use of
> all the space.

this is just all I needed to know. Stopping the array for this short time is not an issue.

Many thanks!
Lars

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