On Fri, 2004-07-16 at 16:58, Zeugswetter Andreas SB SD wrote:
> > >> Do we need a checkpoint after the archiving
> > >> starts but before the backup begins?
> >
> > > No.
> >
> > Actually yes.
>
> Sorry, I did incorrectly not connect 'archiving' with the backed up xlogs :-(
> So yes, you need one checkpoint after archiving starts. Imho turning on xlog
> archiving should issue such a checkpoint just to be sure.
>
By agreement, archive_mode can only be turned on at postmaster startup,
which means you always have a checkpoint - either because you shut it
down cleanly, or you didn't and it recovers, then writes one.
There is always something to start the rollforward.
So, non-issue.
Best regards, Simon Riggs