| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Alexander Lakhin <exclusion(at)gmail(dot)com>, Bingshuai Li <lucian1412(at)outlook(dot)com>, "alvherre(at)kurilemu(dot)de" <alvherre(at)kurilemu(dot)de>, "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org>, "mark(dot)dilger(at)enterprisedb(dot)com" <mark(dot)dilger(at)enterprisedb(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Andrey Rachitskiy <pl0h0yp1(at)gmail(dot)com>, "a(dot)kozhemyakin(at)postgrespro(dot)ru" <a(dot)kozhemyakin(at)postgrespro(dot)ru> |
| Subject: | Re: Bug in logical decoding with DDL and subtransactions |
| Date: | 2026-09-30 03:05:09 |
| Message-ID: | arx8ZfY4GrgZKOnH@paquier.xyz |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On Tue, Sep 29, 2026 at 05:17:19PM -0400, Tom Lane wrote:
> Given that the problem is expensive to reproduce, I doubt that
> bisecting to identify this still-hypothetical commit is worth the
> trouble; I was just curious to know if anyone already understood the
> connection. Now, if it turns out that Bingshuai's patch doesn't make
> prion happy, then we'll need to dig deeper.
It's not that hard to reach. If I run three check-world builds in
parallel to load my laptop CPU (say HEAD, v19 and v18 with a
worktree), HEAD is able to fail rather reliably like 30%~40% of the
time, on this test. The problem is very easy to reach for the last
two weeks.
--
Michael
| From | Date | Subject | |
|---|---|---|---|
| Next Message | shveta malik | 2026-09-30 03:38:41 | Re: Persist slot invalidations before publishing them |
| Previous Message | Michael Paquier | 2026-09-30 02:56:23 | Re: Direct TOAST v2, faster, smaller and no migration needed |