# [OmniOS-discuss] replace disk with difrferent model/size

Schweiss, Chip chip at innovates.com
Mon Oct 6 14:48:20 UTC 2014

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    Looks like you are trying to add a 4K disk to pool with ashift=9.

    If the disk is a 512e disk you can force it to ashift=9 by adding an entry
    in sd.conf.  This will degrade write performance.   It's best to move the
    whole pool to ashift=12 (4K sectors) or find a 512b native disk.

    -Chip

    On Mon, Oct 6, 2014 at 6:46 AM, Fábio Rabelo <fabio at fabiorabelo.wiki.br>
    wrote:

    > Hi to all
    >
    > I have a system with failed hard disk .
    >
    > When I try to replace it, after 3 to 5 seconds "thinking"  the system
    > returns a msg like
    >
    > geometry mismatch error
    >
    > So, how can I replace a failed disk with another model or size ?
    >
    > This system uses 2 TB Hard disks, at first, I've installed 4 TB one,
    > after this geometry error I get a try with 2 TB model, same result .
    >
    >
    > Fábio Rabelo
    > _______________________________________________
    > OmniOS-discuss mailing list
    > OmniOS-discuss at lists.omniti.com
    > http://lists.omniti.com/mailman/listinfo/omnios-discuss
    >
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