On Thu, Dec 12, 2019 at 8:44 AM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> I wonder if this could be a recently-introduced bug? I do not> recall seeing complaints like this before v12.>
Looks like the culprit is:
commit 9155580fd5fc2a0cbb23376dfca7cd21f59c2c7bAuthor: Heikki Linnakangas <heikki(dot)linnakangas(at)iki(dot)fi>Date: Wed Apr 3 17:03:15 2019 +0300
Generate less WAL during GiST, GIN and SP-GiST index build.
The commit before went 150 iterations with no failures, while this onefailed on the 15th iteration, then again on 4th.