On Thu, 24 Jul 2008, Alan Burlison wrote:

>> What if you turned slice 1 into a pool (a new one), migrated your BE 
>> into it, then grow that pool to soak up the space in the slices that 
>> follow it? You might still need to save some stuff elsewhere while 
>> you're doing the transition.
>
> Doesn't work, because LU wants to create both swap & dump ZFS 
> filesystems in there too, my machine has 16Gb of memory and the slice is 
> 8Gb - so there isn't enough space & LU throws a cog.  Which is why I 
> wanted to get it to use the old swap partition in the first place...

As a workaround, you can pre-create the swap & dump zvols.  E.g.:

        zfs create -V 512m {pool}/swap
        zfs create -V 2g {pool}/dump

If LU sees that the zvols already exist, it assumes they are correctly 
sized.


Regards,
markm
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