| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
| Cc: | PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: is possible to upgrade from 9.2 to 9.4 with pg_upgrade |
| Date: | 2015-05-06 13:15:13 |
| Message-ID: | 20150506131513.GR2523@alvh.no-ip.org |
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| Thread: | |
| Lists: | pgsql-hackers |
Pavel Stehule wrote:
> Hi
>
> I am working on preparation the migration from 9.2 to 9.4
>
> pg_upgrade fails
>
> pg_upgrade -b /usr/lib64/pgsql/postgresql-9.2/bin -B /usr/bin/ -d
> /mnt/ebs/pgsql/data -D /mnt/ebs/pgsql/data94 -k'
> Performing Consistency Checks
> -----------------------------
> Checking cluster versions ok
> The old cluster lacks some required control information:
> latest checkpoint oldest MultiXactId
>
> ?
Uh, this is certainly supposed to work. Maybe pg_controldata or
pg_resetxlog changed output format and pg_upgrade doesn't know how to
read it.
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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