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 > s

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

2007-01-15 Thread Duncan Murdoch
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, Ulrike Grömping wrote: >>> Dear R-developers, &g

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

2007-01-15 Thread Gabor Grothendieck
och <[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, Ulrike Grömping wrote: &g

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

2007-01-15 Thread Marc Schwartz
ile the same > powerunits are completely quiet in connection with other boards. > > Regards, Ulrike > > -- Original Message --- > From: Marc Schwartz <[EMAIL PROTECTED]> > To: Uwe Ligges <[EMAIL PROTECTED]> > Cc: Ulrike Grmping <[EMAIL PROTECTED

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

2007-01-15 Thread Ulrike Grömping
ow that, though)? 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 cap

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

2007-01-15 Thread Ulrike Grömping
nnection with other 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] W

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

2007-01-15 Thread Marc Schwartz
"Spule": Spool or coil perhaps?: http://de.wikipedia.org/wiki/Spule_(Elektrotechnik) In addition to both Uwe's and Duncan's replies, it might be of value to gather some additional empiric data, such as CPU Temps and Fan Speeds and note if there is some threshold as to when this sound occurs.

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 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

[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, BeQuie