Re: WIP: WAL prefetch (another approach)

On 4/12/22 15:58, Simon Riggs wrote:
> On Thu, 7 Apr 2022 at 08:46, Thomas Munro <thomas.munro@gmail.com> wrote:
> 
>> With that... I've finally pushed the 0002 patch and will be watching
>> the build farm.
> 
> This is a nice feature if it is safe to turn off full_page_writes.
> 
> When is it safe to do that? On which platform?
> 
> I am not aware of any released software that allows full_page_writes
> to be safely disabled. Perhaps something has been released recently
> that allows this? I think we have substantial documentation about
> safety of other settings, so we should carefully document things here
> also.
> 

I don't see why/how would an async prefetch make FPW unnecessary. Did
anyone claim that be the case?


regards

-- 
Tomas Vondra
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