Hello again, > Thank you for this explanation which sounds very clear. > > One more question please. I do not understand why I can not > extend my VG with the second RAID partition: [root@fw root]# > pvdisplay /dev/md/8 pvdisplay -- "/dev/md/8" is a new > physical volume of 125.38 MB > > [root@fw root]# vgextend secured /dev/md/8 > vgextend -- INFO: maximum logical volume size is 2 Terabyte > vgextend -- ERROR: physical volume "/dev/md/8" too small for > physical extent siz e of volume group "secured" Seems that the extent size of your other vg is larger than the available size of your new md8. A question I have: Why do you want to extend your 17 GB VG with 2*128 MB?? Doesn't make much sense to me... _______________________________________________ linux-lvm mailing list linux-lvm@sistina.com http://lists.sistina.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/