| From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, David Pacheco <dap(at)joyent(dot)com>, PostgreSQL mailing lists <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: postmaster deadlock while logging after syslogger exited |
| Date: | 2017-11-17 02:16:14 |
| Message-ID: | CAB7nPqTs18x4zPTsYwFUjKckACvdwftRMOvB3RB5zh-8+MkLLQ@mail.gmail.com |
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| Lists: | pgsql-general |
On Fri, Nov 17, 2017 at 11:14 AM, Andres Freund <andres(at)anarazel(dot)de> wrote:
> On 2017-11-17 11:09:56 +0900, Michael Paquier wrote:
>> when redirection_done is switched to true because the first process
>> generating a message to the syslogger pipe needs to open it first if
>> not done yet?
>
> I can't follow. The syslogger pipe is created when the first syslogger
> is started (before it's forked!). Which happens before other processes
> are created, because they all need to inherit that file descriptor.
Ah, OK. I didn't recall this dependency. Sorry for the confusion.
--
Michael
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