On 04/18/2017 08:59 AM, Michael Paquier wrote:
>> Lets's say we have a bunch of possible environment settings with names
>> that all begin with "PG_TAP_" PostgresNode.pm could check for the
>> existence of these and take action accordingly, and you could set them
>> on a buildfarm animal in the config file, or for interactive use in your
>> .profile.
> That's the point I am trying to make upthread: slow buildfarm animals
> should have minimal impact on core code modifications. We could for
> example have one environment variable that lists all the parameters to
> modify in a single string and appends them at the end of
> postgresql.conf. But honestly I don't think that this is necessary if
> there is only one variable able to define a base directory for
> temporary statistics as the real bottleneck comes from there at least
> in the case of hamster. When initializing a node via PostgresNode.pm,
> we would just check for this variable, and the init() routine just
> creates a temporary folder in it, setting up temp_stats_path in
> postgresql.conf.

How is that going to deal with your wal_*_timeout etc settings?



Andrew Dunstan                https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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