[CentOS] compaq v2000 working with correct boot options and compaq r4000 still SLOWWW

Tue Dec 20 16:04:42 UTC 2005
Bryan J. Smith <thebs413 at earthlink.net>

Jerry Geis <geisj at pagestation.com> wrote:
> So I thought I would try those same options on my r4000
> laptop.  they had no effect.... This AMD turion 64 4000+
> rating laptop is still running SLOWWW...
> /proc/cpuinfo has the cpu Mhz running at 2393

Yes, the 4000+ is 2.4GHz.

> below is my dmesg output for the r4000. There is a line
> talking about "Your time source seems to be instable or
some
> driver is hogging interupts"

Ouch.  Sounds like that's where your problem is.  If you have
fluttering bus arbitrators/controllers, then that absolutely
kills performance.

> powernow-k8:    0 : fid 0x2 (1000 MHz), vid 0x10 (1150 mV)
> powernow-k8:    1 : fid 0xa (1800 MHz), vid 0xe (1200 mV)
> powernow-k8:    2 : fid 0xe (2200 MHz), vid 0x6 (1400 mV)
> powernow-k8:    3 : fid 0x10 (2400 MHz), vid 0x2 (1500 mV)
> powernow-k8: cpu_init done, current fid 0x2, vid 0x10

Yep, there are your modes.  Again, your 4000+ is a 2.4GHz.

> Your time source seems to be instable or some driver is
> hogging interupts
> rip __do_softirq+0x41/0xa2

Hmmm, are you getting any ATA timeouts after the system is
booted?


-- 
Bryan J. Smith     Professional, Technical Annoyance                      b.j.smith at ieee.org      http://thebs413.blogspot.com
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*** Speed doesn't kill, difference in speed does ***