Re: bug on log generation ? - Mailing list pgsql-hackers

From Andres Freund
Subject Re: bug on log generation ?
Date
Msg-id 20220808163822.l4eh6ntev54verjd@awork3.anarazel.de
Whole thread Raw
In response to Re: bug on log generation ?  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Hi,

On 2022-08-08 12:19:22 -0400, Tom Lane wrote:
> Andres Freund <andres@anarazel.de> writes:
> > On 2022-08-08 10:32:22 -0400, Tom Lane wrote:
> >> Another idea is that some of the write() calls are failing --- elog.c
> >> doesn't check for that.
> 
> > I was suspicious of those as well. It might be a good idea to at least write
> > such failures to stderr, otherwise it's just about impossible to debug. Not
> > that stderr will always point anywhere useful...
> 
> Uh ... what we are talking about is a failure to write to stderr.
> It's not likely that adding more output will help.

I forgot that we don't preserve the original stderr in some other fd, likely
because the logger itself still has it open and can use write_stderr().

Greetings,

Andres Freund



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