| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | maryedie(at)osdl(dot)org |
| Cc: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Mark Wong <markw(at)osdl(dot)org>, Josh Berkus <josh(at)agliodbs(dot)com> |
| Subject: | Re: data on devel code perf dip |
| Date: | 2005-08-16 22:53:55 |
| Message-ID: | 7592.1124232835@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-patches |
Mary Edie Meredith <maryedie(at)osdl(dot)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
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