Re: data on devel code perf dip

Mary Edie Meredith <maryedie@osdl.org> writes:
> I'm still very concerned about what I'm seeing in the oprofile:
> namely:  .CreateLWLocks is the second highest entry for postgres.
> http://developer.osdl.org/maryedie/DBT2_PGSQL/59/oprofile.txt

This says there's something wrong with your oprofile setup.
CreateLWLocks is run *once* at postmaster startup, and it doesn't
take all that long.  Check to see if maybe your executables are
out of sync with what oprofile is looking at?
        regards, tom lane