On 15 January 2013 22:14, Bruce Momjian <[email protected]> wrote: > I believe it is time to start adding parallel execution to the backend. > We already have some parallelism in the backend: > effective_io_concurrency and helper processes. I think it is time we > start to consider additional options.
A few months back, I remarked [1] that speeding up sorting using pipelining and asynchronous I/O was probably parallelism low-hanging fruit. That hasn't changed, though I personally still don't have the bandwidth to look into it in a serious way. [1] http://www.postgresql.org/message-id/caeylb_vezpkdx54vex3x30oy_uoth89xoejjw6aucjjiujs...@mail.gmail.com -- Peter Geoghegan http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training and Services -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
