On Wed, Jul 11, 2012 at 5:47 PM, Yan Chunlu <springri...@gmail.com> wrote:
> I learnt a lot during the back and forth!

Great to hear.

>> 1, postgresql always have 400+ connections(dozens of python process using 
>> client pool)

Note that Postgres does not deal well with a large number of
connections[1]: consider shrinking the size of the pool.

[1]: http://wiki.postgresql.org/wiki/Number_Of_Database_Connections

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