On 2016-12-06 23:54:43 -0500, Tom Lane wrote: > You're attacking a straw man. I didn't propose changing our behavior > anywhere but Linux. AFAIK, on that platform unnamed POSIX semaphores > are futexes, which have been a stable feature since 2003 according to > https://en.wikipedia.org/wiki/Futex#History. Anybody who did need > to compile PG for use with a pre-2.6 kernel could override the default, > anyway.
Back then futexes weren't "robust" though (crash handling and such was unusable). They only started to be reliable in the ~2007-2008 frame IIRC. That still should be ok though. Regards, Andres -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
