Re: [HACKERS] Re: PANIC: invalid index offnum: 186 when processing BRIN indexes in VACUUM

Michael Paquier <michael.paquier@gmail.com> writes:
> b1328d78f is close enough, but per what I see that's actually not
> true. I have been able to reproduce the problem, which shows up within
> a window of 2-4 minutes. Still sometimes it can take way longer, and I
> spotted one test where it took 15 minutes to show up... So, bisecting
> with a test that looks for core files for 20 minutes, I am seeing that
> the following commit is actually at fault:

> commit 24992c6db9fd40f342db1f22747ec9e56483796d
> Author: Tom Lane <tgl@sss.pgh.pa.us>
> Date:   Fri Sep 9 19:00:59 2016 -0400

>     Rewrite PageIndexDeleteNoCompact into a form that only deletes 1 tuple.

[ scratches head ... ]  Not sure how that could've introduced any
problems?  Will look.
        regards, tom lane


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