> Bruce Momjian <maillist@candle.pha.pa.us> writes:
> >> [ should we work harder to ensure pg_listener entries get cleaned out? ]
>
> > Seems like we should try and clean them out, especially when the backend
> > is doing a normal exit. In a panic exit, we don't need to clean it out.
>
> OK, I will add some more code to try to cope with the exit-during-
> uncommitted-transaction case.
>
> > We can install something into proc_exit() and shmem_exit() to clean out
> > the table.
>
> The old code inserted the cleanup action into shmem_exit(). Is that the
> right list to put it in? I'm not clear on the difference between
> shmem_exit and proc_exit lists...
proc_exit is triggered on every backend exit. shmem_exit is for
postmaster exit, or postmaster shared memory reset.
>
> > You can have a global variable that installed the pg_listen
> > cleaner the first time a notify() is done so as not to install a new
> > exit handler for each notify() call.
>
> That part's already done.
Cool.
--
Bruce Momjian | http://www.op.net/~candle
maillist@candle.pha.pa.us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026