Re: Joy of this, Joy of that

On Mon, 25 Nov 2024 04:40:03 -0000 (UTC), candycanearter07 wrote:
>

Lawrence D'Oliveiro <ldo@nz.invalid> wrote at 21:40 this Saturday (GMT):

>
Actually, thinking about it, there are some things -- shared memory
sections come to mind -- that are not automatically freed when a
process terminates. But everything else -- memory, open files, network
connections -- will go away automatically.
>
If you have those persistent things that you want to clean up, your
technique won’t be reliable anyway.

 
Does it get freed up when the other processes that have it open also
close it, or is it stuck until shutdown?

>
POSIX shared memory sections stay in existence until deletion, or system
shutdown.
>
<https://manpages.debian.org/3/shm_unlink.3.en.html>