Re: [ADMIN] Strange size of pg_largeobject

=?UTF-8?B?0K/QvdGH0LXQvdC60L4g0JLQu9Cw0LTQuNC80LjRgA==?= <vyanchenko@naumen.ru> writes:
> I found that my pg_largeobject table is bigger than it should be:

Sounds like a fairly routine case of table bloat.

> Before I execute queries, that i mentioned above, I run vacuum full. But
> it does not effect. Now table bloating factor about 20%.

"vacuum verbose pg_largeobject" might be informative.  If, as I suspect,
it tells you there are lots of dead but unremovable rows, look around for
long-lived open transactions or prepared transactions.

            regards, tom lane