Re: dell precision m50 _very_ slow paging/swapping

hi, 

which of the redhat kernels are you running on it? the m50 shares most 
of it's components with the inspiron 8200/4150 and latitude c640.

joelja

On Sat, 11 Jan 2003, Roe Peterson wrote:

> 
> Although Dell doesn't consider the precision M50 a laptop (it's a
> "portable workstation"), this list
> looks like a good place to start :-)
> 
> I'm having a big problem with a brand-new M50.  The symptoms persist
> whether I try Redhat 7.3
> or 8.0.
> 
> Generally, everything is fine, right up to the time the machine starts
> paging out to disk.  Then, the
> system essentially grinds to a halt.
> 
> The paging activity eventually gets done, and, once things are running
> in RAM, the machine flies.
> 
> However, I've seen starting mozilla take ~45 seconds, and starting vi
> take 15!!!
> 
> This machine:
> 
>     1.8Ghz Pentium 4 Pro Mobile CPU
>     256MB RAM
>     40 GB hard drive (userland benchmarks look good - 16-18 MB/sec
> transfer rates)
>     nVidia Quadro 4 GoGl video
>     PIIX4 EIDE chipset
>     i810 compatible sound
>     Latest BIOS upgrade from Dell (A07)
> 
> I see the same result with redhat 7.3 and 8.0.
> 
> I've even disabled the PIIX support in the kernel, on the theory that
> something in the IDE
> subsystem was responsible - no change, except (as expected) user mode
> disk IO slowed down
> somewhat.
> 
> I freely admit I'm confused.
> 
> Dell support is:
>     1 - extremely frustrating
>     2 - totally useless
> 
> And I don't even want to talk about Redhat.
> 
> Can anyone point me at a theory, even??
> 
> 
> 
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Joel Jaeggli	      Academic User Services   [email protected]    
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