Date: Mon Mar 22 2004 - 11:26:33 EST
On 20 Mar, Nick Piggin wrote:
> Len Brown wrote:
>>On Fri, 2004-03-19 at 23:19, Brown, Len wrote:
>>>CONFIG_X86_HT=y does not enable HT.
>>>CONFIG_X86_HT=n does not disable HT.
>>>It only controls if the cpu_sibling_map etc. are initialized.
>>>acpi=off does not disable HT
>>oops, that line incorrect.
>>we fixed "acpi=off" to _really_ mean ACPI off -- table parsing
>>and all, so it does disable HT, along w/ all the other stuff
>>that depends on ACPI.
> So how come oprofile seems to think there is a sibling?
> Can you verify both cases use physical only CPUs?
The sar output still only lists data for 4 individual CPUs. Is that a
good way to verify it?
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