As root, I can examine the characteristics of all IPC shared memory segments. But is there a way to see them all that's more straightforward than throwing a Brazillion segment IDs at the wall to see which ones stick, as below?
I have to run many instances of PostgreSQL in different jails. And it seems it's not currently possible to run PostgreSQL in a jail without setting sysvipc_allow="YES" in the jail config.
(Or is it? I stumbled onto this: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=48471 where someone...