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Date: Mon, 5 Apr 2010 09:51:20 -0700
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From: Bryan Whitehead <driver@megahappy.net>
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Subject: Re: [linux-lvm] Strange errors trying to mirror
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To: LVM general discussion and development <linux-lvm@redhat.com>

What's up with "-i 5"? Doesn't that map to striping? you can't stripe
across 5 pv's if you only have 2.

On Mon, Apr 5, 2010 at 7:04 AM, Phillip Susi <psusi@cfl.rr.com> wrote:
> I'm trying to mirror my root fs and get errors that make no sense. �What
> am I missing?
>
> �PV � � � � VG � Fmt �Attr PSize � PFree
> �/dev/sda1 �vg0 �lvm2 a- � 111.79G �61.79G
> �/dev/sdb1 �vg0 �lvm2 a- � 111.79G 111.79G
>
> lvconvert -m1 -i 5 vg0/root
> �Insufficient suitable allocatable extents for logical volume : 7680
> more required
> �Unable to allocate extents for mirror(s).
>
> Then I tried explicitly telling it to allocate from sdb1:
>
> lvconvert -m1 -i 5 vg0/root /dev/sdb1
> �Not enough PVs with free space available for parallel allocation.
> �Consider --alloc anywhere if desperate.
> �Unable to allocate extents for mirror(s).
>
> There are two PVs so why does it complain?
>
> _______________________________________________
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> linux-lvm@redhat.com
> https://www.redhat.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
>