| From: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Michael Paquier <michael(at)paquier(dot)xyz>, Robert Haas <robertmhaas(at)gmail(dot)com>, Fujii Masao <fujii(at)postgresql(dot)org>, Nathan Bossart <nathandbossart(at)gmail(dot)com>, Postgres hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Weird failure with latches in curculio on v15 |
| Date: | 2023-02-03 08:19:23 |
| Message-ID: | CA+hUKGJ4oXAwbWKSptiiVOpMJ54OO1O_p5x2tOcRLxmN=MG-Cw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, Feb 3, 2023 at 9:09 PM Andres Freund <andres(at)anarazel(dot)de> wrote:
> Thinking about popen() suggests that we have a similar problem with COPY
> FROM PROGRAM as we have in pgarch (i.e. not as bad as the startup
> process issue, but still not great, due to
> procsignal_sigusr1_handler()).
A small mercy: while we promote some kinds of fatal-ish signals to
group level with kill(-PID, ...), we don't do that for SIGUSR1 for
latches or procsignals.
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