[Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Ulrike Grömping
Dear R-developers, the following may seem a weird question for R-devel – I try anyway, because it does seem to be related to usage of R and R's way of interacting with the hardware. When running R (2.4.0) on my new dual core Windows XP system (Intel Core 2 Duo E6600, Mainboard ASUS P5B,

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Duncan Murdoch
On 1/15/2007 12:02 PM, Ulrike Grömping wrote: Dear R-developers, the following may seem a weird question for R-devel – I try anyway, because it does seem to be related to usage of R and R's way of interacting with the hardware. When running R (2.4.0) on my new dual core Windows XP

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Uwe Ligges
Ulrike, It can happen that different types of simulations and programs can put load on different regions of the CPU and comsume different amounts of power or simply are causing different patterns in the power consumptions Two things might cause the noise (at least, I have seen these things in

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Ulrike Grömping
boards. Regards, Ulrike -- Original Message --- From: Marc Schwartz [EMAIL PROTECTED] To: Uwe Ligges [EMAIL PROTECTED] Cc: Ulrike Grömping [EMAIL PROTECTED], r-devel@r-project.org Sent: Mon, 15 Jan 2007 13:08:08 -0600 Subject: Re: [Rd] Whine in dual core Windows PC if R uses full

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Ulrike Grömping
)? Regards, Ulrike -- Original Message --- From: Duncan Murdoch [EMAIL PROTECTED] To: Ulrike Grömping [EMAIL PROTECTED] Cc: r-devel@r-project.org Sent: Mon, 15 Jan 2007 13:07:10 -0500 Subject: Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity On 1/15/2007 12:02 PM

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Marc Schwartz
-- Original Message --- From: Marc Schwartz [EMAIL PROTECTED] To: Uwe Ligges [EMAIL PROTECTED] Cc: Ulrike Grmping [EMAIL PROTECTED], r-devel@r-project.org Sent: Mon, 15 Jan 2007 13:08:08 -0600 Subject: Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Gabor Grothendieck
-devel@r-project.org Sent: Mon, 15 Jan 2007 13:07:10 -0500 Subject: Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity On 1/15/2007 12:02 PM, Ulrike Grömping wrote: Dear R-developers, the following may seem a weird question for R-devel [WINDOWS-1252?]– I try anyway

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread Duncan Murdoch
-0500 Subject: Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity On 1/15/2007 12:02 PM, Ulrike Grömping wrote: Dear R-developers, the following may seem a weird question for R-devel [WINDOWS-1252?]– I try anyway, because it does seem to be related to usage of R

Re: [Rd] Whine in dual core Windows PC if R uses full CPU capacity

2007-01-15 Thread elw
I think I've only come across it a couple of times, and didn't have any replication, so I don't know if they were unusual individuals or a design problem. From your description of replacing the mb, it sounds as though it's a design problem -- unless as Uwe suggested, it's a power