Re: ontape back-up/restore to remote device
Posted in 1997
Andreas Zeugswetter — — source: Informix-list mailing list archive (1991-1998)
Neil Truby wrote:
>
> Andreas Zeugswetter wrote:
> >
> > The following reply from David was incorrect:
> >
> > for the backup there is only one open and one close
> > only at restore time, two open calls occur in the described manner.
> >
>
> Yes, I can verify that this is true. There's no problem in using ontape
> to dump to the 2nd (or whatever) archive on a tape using /dev/rmt/0n.
> It's no use to man or beast 'though (well, certainly not beast), as you
> can't restore from the archive for the reasons David Williams gave.
>
> Neil
Well, actually you can restore from there, if you let
ontape read from a fifo, and send the backup to this fifo
twice.