Brendan Duddridge <brendan@xxxxxxxxxxxxxx> writes: > I was doing a vacuum analyze verbose on my database today and I > noticed the following message printed out: > WARNING: relation "category_product" page 128979 is uninitialized > --- fixing > WARNING: relation "category_product" page 128980 is uninitialized > --- fixing > ... There are some situations in which this is expected, which is why VACUUM deals with it, but none of them are very good: they involve backends adding a page to a table and then failing before they can write a WAL record about initializing the page. Have you had any crashes recently? regards, tom lane