Re: tsc clock issues with dual core and question about irq balancing

From: Jonas Oreland
Date: Wed Dec 14 2005 - 04:53:24 EST


Adrian Yee wrote:
> Hi John,
>
>
>>>I'm currently testing the system with "nosmp noapic acpi=off
>>>clock=tsc" (it was losing interrupts and wouldn't boot properly
>>>with apic/acpi on) and so far everything seems to work (this
>>>includes ssh and desktop usage is better).
>>
>>So keeping the above settings, does removing just the "clock=tsc"
>>cause the sluggishness to appear?
>
>
> I just tried booting with the pmtmr enabled and incoming ssh is bad
> (I had an ls pause for over 20 seconds, while another connection was
> somewhat fine). I wish I had more concrete tests since the problems
> I'm seeing are so subjective. I guess I'll have to ignore this
> problem until I get a better test.
>
>
>>Also would you open a bugzilla bug on this and attach your .config
>>and dmesg?
>
>
> Done: http://bugzilla.kernel.org/show_bug.cgi?id=5740
>
> Thanks.
>
> Adrian
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Hi

Dono if this helps, but

I also had problems with tsc, and ACPI timer wasnt properly detected

http://bugzilla.kernel.org/show_bug.cgi?id=5283 fixed the ACPI problem.

(idle=poll should fix it aswell, i think)

/Jonas
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