Re: Low CPU Usage

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От Kevin Grittner
Тема Re: Low CPU Usage
Дата
Msg-id 46F3E9ED.EE98.0025.0@wicourts.gov
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Ответ на Re: Low CPU Usage  ("Luiz K. Matsumura" <luiz@planit.com.br>)
Список pgsql-performance
>>> On Fri, Sep 21, 2007 at  3:40 PM, in message <46F42C54.7070901@planit.com.br>,
"Luiz K. Matsumura" <luiz@planit.com.br> wrote:

> but in suddenly the performance slow down. We noticed that the problem
> was with the time to connect with the server, that was very slow.

> I think that was some DNS problem (but not sure), because one time we
> cleared nameserver clauses in the /etc/resolv.conf the performance
> return to the normal.

You may have it there.  In some versions of Java, on Windows, connection
times are horribly slow unless the machine's IP address has a reverse
DNS entry.  Perhaps the new machine lacks such an entry, or there's a
different version of Java in use?

-Kevin




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