Re: [HACKERS] Vacuum: allow usage of more than 1GB of work mem

On Thu, Jan 18, 2018 at 9:17 AM, Claudio Freire <klaussfreire@gmail.com> wrote:
> Huh. That was simpler than I thought.
>
> Attached rebased versions.

Hi Claudio,

FYI the regression test seems to have some run-to-run variation.
Though it usually succeeds, recently I have seen a couple of failures
like this:

========= Contents of ./src/test/regress/regression.diffs
*** /home/travis/build/postgresql-cfbot/postgresql/src/test/regress/expected/vacuum.out
2018-01-24 01:41:28.200454371 +0000
--- /home/travis/build/postgresql-cfbot/postgresql/src/test/regress/results/vacuum.out
2018-01-24 01:51:07.970049937 +0000
***************
*** 128,134 ****
  SELECT pg_relation_size('vactst', 'main');
   pg_relation_size
  ------------------
!                 0
  (1 row)

  SELECT count(*) FROM vactst;
--- 128,134 ----
  SELECT pg_relation_size('vactst', 'main');
   pg_relation_size
  ------------------
!              8192
  (1 row)

  SELECT count(*) FROM vactst;
======================================================================

-- 
Thomas Munro
http://www.enterprisedb.com