Greg Stark <gsstark@mit.edu> writes:
> What would be useful is instrumenting high level calls that can't be traced
> without application guidance. For example, inserting a dtrace probe for each
> SQL and each plan node. That way someone could get the same info as EXPLAIN
> ANALYZE from a production server without having to make application
> modifications (or suffer the gettimeofday overhead).
My bogometer just went off again. How is something like dtrace going to
magically get realtime information without reading the clock?
regards, tom lane
