Re: Something flaky in the "relfilenode mapping" infrastructure

On 2014-03-28 21:36:11 +0100, Andres Freund wrote:
> Hi,
> 
> On 2014-03-27 08:02:35 -0400, Tom Lane wrote:
> > Buildfarm member prairiedog thinks there's something unreliable about
> > commit f01d1ae3a104019d6d68aeff85c4816a275130b3:
> 
> > *** /Users/buildfarm/bf-data/HEAD/pgsql.13462/src/test/regress/expected/alter_table.out    Thu Mar 27 04:12:40
2014
> > --- /Users/buildfarm/bf-data/HEAD/pgsql.13462/src/test/regress/results/alter_table.out    Thu Mar 27 04:52:02 2014
> > ***************
> > *** 2333,2339 ****
> >       ) mapped;
> >    incorrectly_mapped | have_mappings 
> >   --------------------+---------------
> > !                   0 | t
> >   (1 row)
> 
> That's rather odd. It has survived for a couple of months on the other
> buildfarm animals now... Could one of you apply the attached patch
> adding more details to eventual failures?

So I had made a notice to recheck on
this. http://buildfarm.postgresql.org/cgi-bin/show_history.pl?nm=prairiedog&br=HEAD
indicates there haven't been any further failures... So, for now I
assume this was caused by some problem fixed elsewhere.

Greetings,

Andres Freund