David Rowley <dgrowle...@gmail.com> writes: > On Sat, 30 Mar 2024 at 09:17, Tom Lane <t...@sss.pgh.pa.us> wrote: >> ... in connection with which, I can't help noticing that parula >> is using a very old compiler: >> configure: using compiler=gcc (GCC) 7.3.1 20180712 (Red Hat 7.3.1-17) >> I wonder why parula is using that when its underlying system seems >> markedly newer (the kernel at least has a recent build date).
> It could be, but wouldn't the bug have to relate to the locking code > and be caused by some other backend stomping on the memory? > Otherwise, shouldn't it be failing consistently every run rather than > sporadically? Your guess is as good as mine ... but we still haven't seen this class of failure on any other animal, so the idea that it's strictly a chance timing issue is getting weaker all the time. regards, tom lane