Peter Geoghegan <p...@heroku.com> writes: > On Tue, Sep 6, 2016 at 6:17 AM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> It doesn't seem to me that this limit has anything to do with anything, >> and the comment claiming only that it's "noncritical" isn't helping.
> You've not understood the problem at all. The only thing that's > critical is that the calculation not fail at all, through a later > availMem that is < 0 (i.e. a LACKMEM() condition). I see. The comment could do with a bit of rewriting, perhaps. regards, tom lane -- Sent via pgsql-hackers mailing list (email@example.com) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers