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From: Pierre Barre <[email protected]>
To: Laurenz Albe <[email protected]>
To: [email protected]
Subject: Re: PostgreSQL on S3-backed Block Storage with Near-Local Performance
Date: Thu, 24 Jul 2025 20:12:19 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<[email protected]>

> "NFS" is a key word that does not inspire confidence in
PostgreSQL circles...

Coming back to this, I just implemented 9P, which should translates to proper semantics for FSYNC.

mount -t 9p -o trans=tcp,port=5564,version=9p2000.L,msize=65536,access=user 127.0.0.1 /mnt/9p

Best,
Pierre

On Fri, Jul 18, 2025, at 06:40, Laurenz Albe wrote:
> On Fri, 2025-07-18 at 00:57 +0200, Pierre Barre wrote:
>> Looking forward to your feedback and questions!
>
> I think the biggest hurdle you will have to overcome is to
> convince notoriously paranoid DBAs that this tall stack
> provides reliable service, honors fsync() etc.
>
> Performance is great, but it is not everything.  If things
> perform surprisingly well, people become suspicious.
>
>> P.S. The full project includes a custom NFS filesystem too.
>
> "NFS" is a key word that does not inspire confidence in
> PostgreSQL circles...
>
> Yours,
> Laurenz Albe

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