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