Re: could not open file "global/pg_filenode.map": Operation not permitted

On 3/22/24 07:01, Nick Renders wrote:
> On 13 Mar 2024, at 12:35, Stephen Frost wrote:

> We now have a second machine with this issue: it is an Intel Mac mini running macOS Sonoma (14.4) and PostgreSQL 16.2.
> This one only has a single Data directory, so there are no multiple instances running.
>
> I installed Postgres yesterday and restored a copy from our live database in the Data directory. The Postgres process started up without problems, but after 40 minutes it started throwing the same errors in the log:
>
> 2024-03-21 11:49:27.410 CET [1655] FATAL: could not open file "global/pg_filenode.map": Operation not permitted
> 2024-03-21 11:49:46.955 CET [1760] FATAL: could not open file "global/pg_filenode.map": Operation not permitted
> 2024-03-21 11:50:07.398 CET [965] LOG: could not open file "postmaster.pid": Operation not permitted; continuing anyway
>
> I stopped and started the process, and it continued working again until around 21:20, when the issue popped up again. I wasn't doing anything on the machine at that time, so I have no idea what might have triggered it.

Have you looked at the OS system logs?

>
> Is there perhaps some feature that I can enable that logs which processes use these 2 files?
>
> Thanks,
>
> Nick Renders
>
>

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com