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Re: Bypassing Directory Ownership Check in PostgreSQL 16.6 with Secure z/OS NFS (AT-TLS)

David G. Johnston <david.g.johnston@gmail.com>

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From: "David G. Johnston" <david.g.johnston@gmail.com>
To: Benjamin Wang <benjamin.ahrtr@gmail.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, "Peter J. Holzer" <hjp-pgsql@hjp.at>, pgsql-general@lists.postgresql.org
Date: 2025-07-14T19:08:26Z
Lists: pgsql-general 
On Mon, Jul 14, 2025 at 12:02 PM Benjamin Wang <benjamin.ahrtr@gmail.com>
wrote:

> I am not sure whether PostgreSQL depends on system call `fsyncdata` to
>  sync data to disk.
>

https://www.postgresql.org/docs/current/runtime-config-wal.html#GUC-WAL-SYNC-METHOD

David J.