On 2018-02-02 11:37:34 +1300, Thomas Munro wrote:
> > 3. pg_upgrade isn't considered. This patch should provide upgrading SLRUs
> > to adopt changed useful size of page. That seems to be hardest patch of
> > this patch to be written.
>
> +1
>
> I think we'd want pg_upgrade tests showing an example of each SLRU
> growing past one segment, and then being upgraded, and then being
> accessed in various different pages and segment files, so that we can
> see that we're able to shift the data to the right place successfully.
> For example I think I'd want to see that a single aborted transaction
> surrounded by many committed transactions shows up in the right place
> after an upgrade.
This patch is in the 2018-03 CF, but I don't see any progress since the
last comments. As it has been Waiting on author since the last CF, I
think we should mark this as returned with feedback.
Greetings,
Andres Freund