Ext2online

[Peter Jones]

On Thu, 2005-07-07 at 23:23 -0500, Justin Conover wrote:
> On 7/7/05, Jeff Spaleta <jspaleta at gmail.com> wrote:
> > On 7/7/05, Justin Conover <justin.conover at gmail.com> wrote:
> > > Well I guess I'm still confused :)
> > >
> > > If you run vgdisplay and you have lets say 200GB free, you can still
> > > extend an lv to any size you want up to 200GB, correct?
> > 
> > What does vgdisplay have anything to do with the limitations of ext2online?
> > No wonder you are confused, you aren't even sure which program the
> > rest of the people in the thread are talking about.
> > 
> > -jef
> > 
> 
> What I am simply saying is if you have a large some of free space,
> lvextend a lv and then run ext2online lv what does the 16GB limit
> doing?  I know I have lvextend a 100GB lv to 200GB on my server at
> home.  So I'm simply trying to understand what the 16GB limit is?

You can extend the LV, sure.  But you can't extend the filesystem past
16GB, because the block map inside the file system can't be resized (at
least not while the filesystem is mounted, no idea about otherwise), and
it can only address 16GB.
-- 
        Peter