Re: DEBUG messages

> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > Added to TODO:
> > * Change DEBUG tag used in server logs
> > Seems it should say NOTICE.
>
> It had better *not* be a NOTICE, because there is no attached client
> to forward the message to.
>
> There is some confusion in the elog() design between message severity
> level and message destination, viz DEBUG goes only to postmaster log,
> NOTICE and up go to client and log. And then we have a separate
> DebugLevel variable that controls how many places will emit DEBUG
> messages. It might be better to unify this into a single mechanism.
> Maybe replace
> if (DebugLevel > 2)
> elog(DEBUG, ...)
> with
> elog(DEBUG2, ...)
> and then have two GUC variables consulted by elog that tell the
> minimum message level to send to the log and the client respectively.

Tom, my idea on this was to emit NOTICE to clients only if a client
exists, and in postmaster startup, it does not. Frankly, assuming a
client exists for all NOTICE elogs is a bug anyway.

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