Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> writes:
> suresh adapa wrote:
>> If I have the above line the and try to start, I can see below in the
>> pgstartup.log
>>
>> FATAL: unrecognized configuration parameter "redirect_stderr"
> redirect_stderr was renamed to logging_collector in version 8.3.
In general, copying an older version's config file without checking
for changes is a bad idea --- we feel free to whack around the parameter
set as well as the possible values in any major release.
regards, tom lane