BUG #18049: dynamic_shared_memory_type's value `posix` doesn't have any effect, syscall shm_get executes

From: PG Bug reporting form <noreply(at)postgresql(dot)org>
To: pgsql-bugs(at)lists(dot)postgresql(dot)org
Cc: jkr0103(at)gmail(dot)com
Subject: BUG #18049: dynamic_shared_memory_type's value `posix` doesn't have any effect, syscall shm_get executes
Date: 2023-08-04 05:22:29
Message-ID: 18049-8a6848d6272247fc@postgresql.org
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The following bug has been logged on the website:

Bug reference: 18049
Logged by: Jitender Kumar
Email address: jkr0103(at)gmail(dot)com
PostgreSQL version: 12.1
Operating system: ubuntu 20.04
Description:

Expected `shm_open` syscall for the `posix` value of
`dynamic_shared_memory_type` parameter but strace shows `shm_get` being
executed.

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