Re: [PATCH] Revert default wal_sync_method to fdatasync on Linux 2.6.33+

Marti Raudsepp <marti@juffo.org>

From: Marti Raudsepp <marti@juffo.org>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-hackers@postgresql.org
Date: 2010-11-05T19:52:45Z
Lists: pgsql-hackers
On Fri, Nov 5, 2010 at 21:20, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Marti Raudsepp <marti@juffo.org> writes:
>> On Fri, Nov 5, 2010 at 20:13, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>> If open_dsync is so bad for performance on Linux, maybe it's bad
>>> everywhere?  Should we be rethinking the default preference order?
>
>> So I think we should aim to fix old versions first. Do you disagree?
>
> What's that got to do with it?

I'm not sure what you're asking.

Surely changing the default wal_sync_method for all OSes in
maintenance releases is out of the question, no?

Regards,
Marti