Ryzen issues on FreeBSD ?

[Mike Tancsa]

On 1/21/2018 3:24 PM, Don Lewis wrote:
>>
>> I have supplied a customer with a Ryzen5 and a 350MB motherboard.
>> But he runs Windows 10, but I haven't heard him complain about anything 
>> like this.
>> But I'll ask him specific.
> 
> Only the BSDs were affected by the shared page issue.  I think Linux
> already had a guard page.  I don't think Windows was affected by the
> idle C-state issue.  I suspect it is caused by software not doing the
> right thing during C-state transitions, but the publicly available
> documentation from AMD is pretty lacking.  The random segfault issue is
> primarily triggered by heavy parallel software build loads and how many
> Windows users do that?


Are all the AMD accomodations that DragonFly did in FreeBSD ?

http://lists.dragonflybsd.org/pipermail/commits/2017-August/626190.html


	---Mike






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Mike Tancsa, tel +1 519 651 3400
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