Anderson Carniel <accarn...@gmail.com> writes: > I would like to know if the PostgreSQL provides a memory function that > allocates aligned memory.
Not beyond MAXALIGN (although the shared-memory alloc functions do align to cacheline boundaries IIRC). > If not, according to your experience, is there a > significance difference between the performance of the O_DIRECT or not? AFAIK, nobody's really bothered to measure whether that would be useful for Postgres. The results would probably be quite platform-specific anyway. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers