Re: Usage up to 50% CPU

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От Andres Retzlaff
Тема Re: Usage up to 50% CPU
Дата
Msg-id BAY141-F1845ACAADC609F4311EA888B4F0@phx.gbl
обсуждение исходный текст
Ответ на Re: Usage up to 50% CPU  (Magnus Hagander)
Ответы Re: Usage up to 50% CPU  (Magnus Hagander)
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Usage up to 50% CPU  ("Andres Retzlaff", )
 Re: Usage up to 50% CPU  (Magnus Hagander, )
  Re: Usage up to 50% CPU  ("Andres Retzlaff", )
   Re: Usage up to 50% CPU  (Magnus Hagander, )
    Re: Usage up to 50% CPU  (Shane Ambler, )
     Re: Usage up to 50% CPU  (Michael Stone, )
      Re: Usage up to 50% CPU  ("Andres Retzlaff", )
Hi Magnus,

in this case each CPU goes up to 50%, giveing me 50% total usage. I was
specting as you say 1 query 100% cpu.

Any ideas?

Andrew

On Fri, Apr 27, 2007 at 04:43:06AM +0000, Andres Retzlaff wrote:
 > Hi,
 >
 > I have pg 8.1.4 running in
 > Windows XP Pro
 > wirh a Pentium D
 >
 > and I notice that I can not use more than 50% of the cpus (Pentium D has
2
 > cpus), how can I change the settings to use the 100% of it.

A single query will only use one CPU. If you have multiple parallell
clients, they will use the differnt CPUs.

//Magnus

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