| From: | Devrim GÜNDÜZ <devrim(at)gunduz(dot)org> |
|---|---|
| To: | DM <dm(dot)aeqa(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Pg_upgrade question |
| Date: | 2010-11-30 22:08:52 |
| Message-ID: | 1291154932.3624.3.camel@hp-laptop02.gunduz.org |
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| Thread: | |
| Lists: | pgsql-general |
On Tue, 2010-11-30 at 14:00 -0800, DM wrote:
> We are planning to upgrade to 9.01 from 8.4/8.3 version. On my
> production Server, there isn't much space left to do a pg_upgrade
> (Copy),
You can use pg_upgrade in link mode -- and AFAIK it uses less extra
space as compared to copy mode:
http://www.postgresql.org/docs/9.0/static/pgupgrade.html
> Can I execute pg_upgrade from new box by pointing to the data
> directory and binaries on old box.
Alternatively, you can use pg_dump of 9.0 to dump the data, and restore
it using psql, since you don't really need pg_upgrade here -- you will
be moving to a new hardware anyway.
Regards,
--
Devrim GÜNDÜZ
PostgreSQL Danışmanı/Consultant, Red Hat Certified Engineer
PostgreSQL RPM Repository: http://yum.pgrpms.org
Community: devrim~PostgreSQL.org, devrim.gunduz~linux.org.tr
http://www.gunduz.org Twitter: http://twitter.com/devrimgunduz
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