[linux-lvm] Q: Online resizing ext3 FS

[raptorfan]

Stuart D. Gathman wrote:
> This brings up an LVM related question I've had.  Can I do this:
> 
>   1) take snapshot of 500GB LV
>   2) resize source LV to 1TB

I think this is the step that will break. iirc you can't resize a lv 
with a snapshot attached.

>   3) run ext2online
>   4a) resize succeeds - remove shapshot
>   4b) resize fails horribly - copy shapshot to LV and restart
>     4b.1) is there a way to "revert" the source LV to the snapshot?
>     	(without allocating snapshot as big as source LV)


-r