Στις 16/10/24 22:55, ο/η Ron Johnson έγραψε:
> On Wed, Oct 16, 2024 at 3:37 PM Andy Hartman <hartman60home(at)gmail(dot)com>
> wrote:
>
> I am very new to Postgres and have always worked in the mssql
> world. I'm looking for suggestions on DB backups. I currently have
> a DB used to store Historical information that has images it's
> currently around 100gig.
>
> I'm looking to take a monthly backup as I archive a month of data
> at a time. I am looking for it to be compressed and have a machine
> that has multiple cpu's and ample memory.
>
> Suggestions on things I can try ?
> I did a pg_dump using these parms
> --format=t --blobs lobarch
>
> it ran my device out of storage:
>
> pg_dump: error: could not write to output file: No space left on
> device
>
> I have 150gig free on my backup drive... can obviously add more
>
> looking for the quickest and smallest backup file output...
>
> Thanks again for help\suggestions
>
>
> Step 1: redesign your DB to *NOT* use large objects. It's an old,
> slow and unmaintained data type. The data type is what you should use.
You mean bytea I guess. As a side note, (not a fan of LOs), I had the
impression that certain drivers such as the JDBC support streaming for
LOs but not for bytea? It's been a while I haven't hit the docs tho.
>
> Step 2: show us the "before" df output, the whole pg_dump command, and
> the "after" df output when it fails. "du -c --max-depth=0
> $PGDATA/base" also very useful.
>
> And tell us what version you're using.
>
> --
> Death to <Redacted>, and butter sauce.
> Don't boil me, I'm still alive.
> <Redacted> crustacean!