Re: Fwd: Re: A new look at old NFS readdir() problems? - Mailing list pgsql-hackers

From Larry Rosenman
Subject Re: Fwd: Re: A new look at old NFS readdir() problems?
Date
Msg-id 5510bb3943f6b0b1d6844e6e01ea898b@lerctr.org
Whole thread Raw
In response to Re: Fwd: Re: A new look at old NFS readdir() problems?  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Fwd: Re: A new look at old NFS readdir() problems?
List pgsql-hackers
On 01/02/2025 4:56 pm, Tom Lane wrote:
> Larry Rosenman <ler@lerctr.org> writes:
>> Would it make sense for ONLY drop database to have the above loop?
> 
> Not really.  We'd just be papering over the most-easily-observable
> consequence of readdir's malfeasance.  There'd still be problems
> like basebackups omitting files, missed fsyncs potentially leading
> to data loss, etc.
> 
> I am sort of wondering though why we've not heard reports of this
> many times before.  Did FreeBSD recently change something in this
> area?  Also, if as they argue it's a fundamental problem in the NFS
> protocol, why are we failing to reproduce it with other clients?
> 
>             regards, tom lane
Pre version 16, we worked just fine.  There was a change in 16.

-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 214-642-9640                 E-Mail: ler@lerctr.org
US Mail: 13425 Ranch Road 620 N, Apt 718, Austin, TX 78717-1010



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