p...@pfortin.com writes:
> On Sat, 5 Jul 2025 11:11:32 -0700 Adrian Klaver wrote:
>> How did you measure above?
> # du -sb /var/lib/pgsql/data
> 8227910662297 /var/lib/pgsql/data
It's likely that there's a deal of bloat in that. Even if there's not
much bloat, this number will include indexes and WAL data that don't
appear in pg_dump output.
>> What was the pg_dump command?
> Didn't try given:
> $ df /mnt/db
> Filesystem Size Used Avail Use% Mounted on
> /dev/sdh1 17T 13T 3.0T 82% /mnt/db
I'd say give it a try; be sure to use one of the pg_dump modes
that compress the data.
regards, tom lane
