Monthly Archive for Januar, 2010

Resize a LUKS Partition on LVM

Resizing LVM LVs is great, but how to do this with an encrypted partition?

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umount /myfs
fsck.ext3 -C 0 -f /dev/mapper/myfs
cryptsetup luksClose myfs
lvextend -l+10 /dev/myvg/mylv
cryptsetup luksOpen /dev/myvg/mylv myfs
cryptsetup --verbose resize myfs
mount  /dev/mapper/myfs /myfs
umount /myfs
fsck.ext3 -f /dev/mapper/myfs
resize2fs /dev/mapper/myfs
fsck.ext2 -f /dev/mapper/myfs
mount /dev/mapper/myfs /myfs

via linux.kernel.device-mapper.dm-crypt.