discrepancies in used space after cpio

[Ruben de Groot]

On Tue, May 19, 2009 at 11:21:22AM +0100, Paul Wootton typed:
> >  
> Yes /DemoPool is a raidz pool that is going to replace my single disk 
> pool. Dmitry was right about sparse files
> demophon# pwd
> /var/tmp/kdecache-paul/kpc
> demophon# du -hA .
> 1.2G    .
> demophon# du -h .
> 8.9M    .
> 
> Is there a there a better way instead of using cpio for moving an entire 
> filing system from a single disk zfs pool to a raidz zfs pool?
> Or does making a sparse file in to a none sparse file just consume more 
> disk space and no other side affects

zfs send/recv ?

Ruben