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Re: Sun Donated a Sun Fire T2000 to the PostgreSQL

From: Robert Lor <Robert(dot)Lor(at)Sun(dot)COM>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org, pgsql-performance(at)postgresql(dot)org
Subject: Re: Sun Donated a Sun Fire T2000 to the PostgreSQL
Date: 2006-07-21 15:11:58
Message-ID: 44C0EEBE.3030707@sun.com (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-performance
Tom Lane wrote:

>Those numbers look a bit suspicious --- I'd expect to see some of the
>LWLocks being taken in both shared and exclusive modes, but you don't
>show any such cases. You sure your script is counting correctly?
>  
>
I'll double check to make sure no stupid mistakes were made!

>Also, it'd be interesting to count time spent holding shared lock
>separately from time spent holding exclusive.
>  
>
Will provide that data later today.

Regards,
-Robert


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