> > On Wed, 24 Jun 1998, Amsden, Zachary wrote:
> >
> > When you move an alocated PE on an LV to another PV, it is transparent
> > to
> > the FS using the LV... Any questions?
> >
> > -Shawn
> >
> Yes, how is it transparent when you remove an allocated
> PE from a non-RAID striped logical volume? If it has
> data on it, the FS needs to move the data and has to be
> informed that there are now fewer free blocks. There
> are ways to get around moving data in some cases, but
> not in all.
If it has data on it, it will fail. You can move PVs to any other PV, as
long as it's in the same VG. Then, the FS will use the other PV and won't
even know it.
> Also, since I'm new to this discussion I find PE, etc.
> not quite clear. I'm assuming PE=partition entry
> LV=logical volume, PV=physical volume
PV is a disk or partition, marked specially for use in a VG
VG is the group that holds all of the PVs, or, physical volumes..
LV This is the block device, created from the resources in the VG.
> Does anyone think this discussion would be carried out
> better on the new linux-fsdevel list?
Yes. Sorry!
> Zach
>
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