Re: RFC: Add 'taint' field to pg_control.

On Wed, Feb 28, 2018 at 04:16:53PM -0600, Justin Pryzby wrote:
> On Wed, Feb 28, 2018 at 01:43:11PM -0800, Andres Freund wrote:
> > a significant number of times during investigations of bugs I wondered
> > whether running the cluster with various settings, or various tools
> > could've caused the issue at hand. Therefore I'd like to propose adding
> > a 'tainted' field to pg_control, that contains some of the "history" of
> > the cluster. Individual bits inside that field that I can think of right
> > now are:
> > - pg_resetxlog was used non-passively on cluster
> > - ran with fsync=off
> > - ran with full_page_writes=off
> > - pg_upgrade was used

+ cluster was downgraded (between minor releases)

Dregging up a years old thread since I thought that was worth adding..

--
Justin