Re: trigger run of archive_command?

Hi,
Andreas 'ads' Scherbaum <adsmail@wars-nicht.de> wrote:
>
> Hello,
>
> On Mon, 14 Jan 2008 17:39:34 +0100 Sebastian Reitenbach wrote:
>
> > Thomas Karcher <thkarcher@gmx.de> wrote:
> > >
> > > > this one is still open when I run pg_stop_backup(), so I want to
trigger
> > > > the archive_command to be sure that I don't miss anything.
> > >
> > > I guess what you want is pg_switch_xlog() (see
> > > http://www.postgresql.org/docs/8.2/static/functions-admin.html)
> > this is exactly what I am looking for
> > > which became available with PG 8.2 ...
> > unfortunately right now I am stuck to PG 8.1.4.
> > I hope I can manage to upgrade without too much hassle, it seems
meanwhile I
> > have to use my workaround.
>
> a very rude hack is to produce enough changes so that PG will rotate
> the logfile anyway:
>
> CHECKPOINT;
> CREATE TABLE xlog_switch AS SELECT
> '0123456789ABCDE'::VARCHAR FROM generate_series(1,300000);
> DROP TABLE xlog_switch;
>
> This is a lot of overhead, but it does the job.
until we upgrade, we do it in a very similar way.

thanks
Sebastian