Bruce Momjian <[EMAIL PROTECTED]> writes: > Tom Lane wrote: >> ... The SMP issue seems to be not with whether there is >> instantaneous contention for the locked datastructure, but with the cost >> of making it possible for processor B to acquire a lock recently held by >> processor A.
> I see. I don't even see a TODO in there. :-( Nothing more specific than "investigate SMP context switching issues", anyway. We are definitely in a research mode here, rather than an engineering mode. ObQuote: "Research is what I am doing when I don't know what I am doing." - attributed to Werner von Braun, but has anyone got a definitive reference? regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 8: explain analyze is your friend