Re: pg15b2: large objects lost on upgrade

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От Justin Pryzby
Тема Re: pg15b2: large objects lost on upgrade
Дата
Msg-id 20220707171019.GA13040@telsasoft.com
обсуждение исходный текст
Ответ на Re: pg15b2: large objects lost on upgrade  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: pg15b2: large objects lost on upgrade  (Robert Haas <robertmhaas@gmail.com>)
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On Wed, Jul 06, 2022 at 08:25:04AM -0400, Robert Haas wrote:
> On Wed, Jul 6, 2022 at 7:56 AM Justin Pryzby <pryzby@telsasoft.com> wrote:
> > I'm looking into it, but it'd help to hear suggestions about where to put it.
> > My current ideas aren't very good.
> 
> In main() there is a comment that begins "Most failures happen in
> create_new_objects(), which has just completed at this point." I am
> thinking you might want to insert a new function call just before that
> comment, like remove_orphaned_files() or tidy_up_new_cluster().
> 
> Another option could be to do something at the beginning of
> transfer_all_new_tablespaces().

That seems like the better option, since it has access to the custer's
filenodes.

I checked upgrades from 9.2, upgrades with/out vacuum full, and upgrades with a
DB tablespace.

Maybe it's a good idea to check that the file is empty before unlinking...

-- 
Justin

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