Re: serverlog function (log_destination file)

> -----Original Message-----
> From: pgsql-hackers-owner(at)postgresql(dot)org
> [mailto:pgsql-hackers-owner(at)postgresql(dot)org] On Behalf Of Tom Lane
> Sent: 07 June 2004 14:30
> To: Andreas Pflug
> Cc: PostgreSQL Development
> Subject: Re: [HACKERS] serverlog function (log_destination file)
>
> Andreas Pflug <pgadmin(at)pse-consulting(dot)de> writes:
> > Hm, what I missed is that pg_ctl's -l parameter converts to
> a simple
> > stderr redirection, and it's hardly possible to find out
> where it's going.
> > This could be solved by a file log_destination option or a
> > freopen(...,stderr) from a guc variable.
>
> Any such patch would be rejected, because it would break the
> ability to pipe stderr into another program (such as
> logrotate). And what of the syslog case?

I see the problems with the existing mechanisms, but just to float an
idea - what about adding a GUC variable that can be used to specify an
amount of shared memory to use as a fifo area in which a copy of the log
output is stored for return to clients that might want it (accessing it
via internal functions)?

Regards, Dave