[linux-lvm] LVM Problems :)

Heinz Mauelshagen mauelshagen at redhat.com
Sat Feb 14 05:18:00 UTC 2004


the missing task was to shrink the LV.

On Fri, Feb 13, 2004 at 03:23:41PM -0600, Ken Fuchs wrote:
> Heinz Mauelshagen wrote:
> >the size of your filesystem and logical volume differs already.
> >That's why e2fsadm fails.
> >Did you eventually run resize2fs in order to shrink the filesystem ?
> >Your logical volume size is 1091456MB (32MB/PE * 34108 PE) but your
> >filesystem size is 963584GB (941GB * 1024MB/GB; check with
> >"tune2fs -l" and look for the block count and block size to calculate
> >this correctly).
> >In case the result shows, that your filesystem is already smaller than the LV,
> >lvreduce the logical volume appropriately.
> >Use the block count * block size result and round it up to the next PE!
> To avoid an error in calculating the correct number of logical extents,
> and possibly doing an lvreduce(8) to a size smaller than the filesystem:
> Use resize_ext2(8) without a size argument.  This will resize the ext2
> or ext3 filesystem to be the same size as the logical volume containing
> it.  After doing this, e2fsadm(8) can be used to resize the filesystem
> and logical volume "simultaneously" to any desired size (that can
> contain the filesystem's data).
> Sincerely,
> Ken Fuchs <kfuchs at winternet.com>
> _______________________________________________
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/


Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***


Heinz Mauelshagen                                 Red Hat, Inc.
Consulting Development Engineer                   Am Sonnenhang 11
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Mauelshagen at RedHat.com                            +49 2626 141200
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