| From: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com> |
|---|---|
| To: | Alexander Lakhin <exclusion(at)gmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Andrew Dunstan <andrew(at)dunslane(dot)net>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Why is src/test/modules/committs/t/002_standby.pl flaky? |
| Date: | 2022-01-10 02:00:19 |
| Message-ID: | CA+hUKG+9kOBvurZoouprt0it=7XutQR17NMpfTeyYJNyc6V_5w@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, Jan 10, 2022 at 8:06 AM Thomas Munro <thomas(dot)munro(at)gmail(dot)com> wrote:
> On Mon, Jan 10, 2022 at 12:00 AM Alexander Lakhin <exclusion(at)gmail(dot)com> wrote:
> > Going down through the call chain, I see that at the end of it
> > WaitForMultipleObjects() hangs while waiting for the primary connection
> > socket event. So it looks like the socket, that is closed by the
> > primary, can get into a state unsuitable for WaitForMultipleObjects().
>
> I wonder if FD_CLOSE is edge-triggered, and it's already told us once.
Can you reproduce it with this patch?
| Attachment | Content-Type | Size |
|---|---|---|
| 0001-Make-Windows-FD_CLOSE-reporting-sticky.patch | text/x-patch | 2.0 KB |
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