On 2014-06-10 11:52:17 -0400, Tom Lane wrote: > and...@anarazel.de (Andres Freund) writes: > > On 2014-06-10 11:20:28 -0400, Tom Lane wrote: > >> Maybe I'm mistaken, but I thought once the fork_process code has reset our > >> process's setting to zero it's not possible to lower it again (without > >> privileges we'd not have). > > > No, doesn't look that way. It's possible to reset it to the value set at > > process start. So unless we introduce double forks for every backend > > start it can be reset by ordinary processes. > > That's kind of annoying --- I wonder why they went to the trouble of doing > that?
My guess is that they want to allow a process to only temporarily reduce the likelihood of getting killed while it's doing something important. Greetings, Andres Freund -- Andres Freund http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
