"Peter J. Holzer" <hjp-pgsql@xxxxxx> writes: > Seems plausible. Also I'm wondering what CPU this is: 36 seconds for an > in-memory sort of 900k rows seems slow to me. I'm wondering if it's textual data in some locale whose strcoll() behavior is exceptionally slow. regards, tom lane -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance