markw(at)osdl(dot)org wrote:
>On 12 Feb, Tom Lane wrote:
>
>
>http://developer.osdl.org/markw/dbt3-pgsql/62/
>
>This run changes default_statistics_target to 1000 and I have p_partkey,
>l_partkey, ps_suppkey, and l_suppkey pg_stats here at 1 min intervals
>http (no links on the web page.) Pretty significant performance change.
>
>
>
Why the filesystem change to ext2 at the same time?
>Something went wrong when I tried to run another test with the Q21
>changes overnight, so I'll have to get back to you on that one.
>
>
--
Dennis