I don't think there's any way to do this currently. Maybe if you wrote
an external program that polled pg_stat_activity and then correlated
procpid to the output of top, etc.

On Mon, Nov 14, 2005 at 08:59:19PM +0100, Mikael Carneholm wrote:
> Hi,
> 
> is it possible to retrieve a list of queries that has caused the highest i/o 
> load? Something like
> 
> (1) select pg_stat_reset();
> (2) run some queries for a while
> (3) list the queries that caused the highest i/o since step (1)
> 
> ?
> 
> /Mikael
> 
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