On Wed, Apr 15, 2015 at 4:55 PM, Heikki Linnakangas wrote:
> On 04/15/2015 06:41 AM, Fujii Masao wrote:
>> Another question is; should we output the progress report to stderr rather
>> than stdout? I thought this because I found that pg_basebackup reports
>> the progress to stderr.
>
>
> Yeah, probably. We should go through all the output and figure out where
> each kind of message needs to do. Should follow the principle Alvaro laid
> out
> (http://www.postgresql.org/message-id/20150407205320.GN4369@alvh.no-ip.org),
> and also make sure it's consistent with pg_basebackup and other tools.
> Michael's patch changed some of the logging but we should take a more
> holistic look at the situation. And add a comment somewhere explaining the
> principle.
Isn't what we are looking for here a common set of frontend-only APIs,
let's say as src/common/logging.c? All the tools we have could use it
without knowing if they output on stdout and stderr.
--
Michael