dump restore problem

[David O'Brien]

On Sun, Apr 27, 2003 at 12:44:36AM +0300, Tomi Vainio - Sun Finland wrote:
> During my ufs2 migration I've used piped dump restore procedure.  Is
> it normal that block sizes like 512 or 1000 don't work?  Block size
> 512 gives an error and 1000 hangs forever while 126 is working fine.
> 
> dump 0buf 512 - / | restore xbf 512 -

dump 0abuf 512 - / | restore xf -

Add -a (infinate tape lenght), and let restore figure out the block size.