Tom Lane <[EMAIL PROTECTED]> wrote: > > I have a question about SHM_QUEUE. Why do we need this component? > It's a hangover from Berkeley days that no one has felt a need to remove yet. > > > Then, can we replace SHM_QUEUE by a pointer-based double-linked list? > What exactly will you gain by it? I'm not inclined to fool with that > code for trivial reasons ...
Hmmm, my next question is whether we should use SHM_QUEUE or not in new modules. The point deluded me when I wrote DSM and I wondered the autovacuum-multiworkers patch uses SHM_QUEUE. Regards, --- ITAGAKI Takahiro NTT Open Source Software Center ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend