Subject: Re: tape driver behavior
To: Charles Shannon Hendrix <email@example.com>
From: Matthew Jacob <firstname.lastname@example.org>
Date: 09/02/2001 20:43:24
On Sun, 2 Sep 2001, Charles Shannon Hendrix wrote:
> On Sun, Sep 02, 2001 at 08:46:43AM -0500, Frederick Bruckman wrote:
> > On Sat, 1 Sep 2001, Charles Shannon Hendrix wrote:
> > > I've a couple of problems with NetBSD 1.5 and tape drives.
> > >
> > > "mt status" report the file number and drive status.
> > >
> > > The driver doesn't return end-of-media to applications.
> > Try "mt eew".
> > > When running dump, it simply hangs on end-of-media, instead of
> > > asking for the next tape.
> > I don't get that. Still with "mt eew", it asks for a new tape without
> > giving a media error first, which gives me a warm fuzzy feeling. Maybe
> > it'll make a difference for you, too.
> I really wish BSD dump had a flag like the Linux version specifically
> for end-of-media multivolume support.
Some do (OpenBSD, FreeBSD).
> I assume you just give a huge number of blocks for the tape so you
> garantee reaching EOM.
> I run dump like this:
> dump Bhuf 5000000 0 /dev/nst0 <filesystem>
> Under Linux you add the 'a' option and eliminate any size specification.
> "Star Wars Moral Number 17: Teddy bears are dangerous in herds."