On Tue, Apr 7, 2026 at 9:46 PM Alexander Korotkov <[email protected]> wrote: > > On Tue, Apr 7, 2026, 16:18 Andres Freund <[email protected]> wrote: >> >> Hi, >> >> On 2026-04-07 21:05:40 +0800, Xuneng Zhou wrote: >> > I’ve posted two patches. The first fixes the duplication issue >> > reported by Andres and is fairly straightforward. The second turned >> > out to be more complex than expected, and I’m still working through >> > possible solutions. Feedback or alternative approaches would be very >> > helpful. >> > I also spent some time drafting a patch to address the memory ordering >> > issue and will post it later. >> >> I propose quickly applying a minimal patch like the attached, to get the test >> performance back to normal. >> >> Will do so unless somebody protests within in one CI cycle and one coffee. > > > I would be able to review them only after several hours. But +1 for applying > now to get rid of buildfarm slowdown.
Here is a patch addressing the memory order issue reported earlier. -- Best, Xuneng
v1-0001-Fix-memory-ordering-in-WAIT-FOR-LSN-wakeup-mechan.patch
Description: Binary data
