[linux-lvm] pvmove doesn't work the way the man page says

[Lars Ellenberg]

On Thu, Feb 14, 2013 at 12:58:54AM +0000, Alasdair G Kergon wrote:
> On Thu, Feb 14, 2013 at 01:45:35AM +0100, Spelic wrote:
> > breaking it up in smaller subsegments would probably have been wiser,  
> 
> The plan was always for more frequent checkpoints, but it involves more
> complicated code and there's simply been no need to do this: given how rarely
> pvmove is used, the current approach seems to be good enough and nobody's
> written the extra code yet.

Also, if you want more frequent checkpoints,
you can do that by calling pvmove appropriately:
just don't move the whole thing at once,
but repeatedly call pvmove with an explicit extent range.

	Lars