Re: problems with set_config, work_mem, maintenance_work_mem, and sorting - Mailing list pgsql-performance

Jon Nelson <jnelson+pgsql@jamponi.net> writes:
> On Tue, Feb 28, 2012 at 1:28 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Jon Nelson <jnelson+pgsql@jamponi.net> writes:
>>> Why does PostgreSQL /sometimes/ use the globally-configured values and
>>> sometimes use the values that come from the connection?

>> You sure those log entries are all from the same process?

> If I am understanding this correctly, yes. They all share the same pid.

Hmph ... does seem a bit weird.  Can you turn on log_statements and
identify which operations aren't using the session values?

            regards, tom lane