dws++. And just announced on the dbi mailing list - DBI::Profile (may not be on cpan yet). A snippet from the pod: 

The DBI::Profile module provides a simple interface to collect and
report performance and benchmarking data from the DBI.

-derby

In reply to Re: OT: MySQL performance when the problem isn't Perl by derby
in thread OT: MySQL performance when the problem isn't Perl by dws

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