bin/106973: 'tar' cannot read own tape, but 'pax' can

[Bernd Luevelsmeyer]

mjacob at freebsd.org wrote:
> 
> Try using tar with a specified blocksize that's equal to the underlying
> h/w blocksize on the tape.

The tape's blocksize is 10 KB, which is tar's default anyway. I tried
various other blocksizes nevertheless, to no avail; except an error in
dmesg ("(sa0:ahc0:0:4:0): 10240-byte tape record bigger than supplied
buffer") for small blocksizes.

Greetings,
	Bernd