[geeks] Hardware Recommendations for upgrading sunhelp.org?

Phil Stracchino phils at caerllewys.net
Mon Oct 1 13:49:19 CDT 2018


On 10/1/18 2:44 PM, Jordan Geoghegan wrote:
> SMT/Hyperthreading is fundamentally flawed and has been disabled by both 
> Redhat and the OpenBSD folks. It really doesn't do too much for 
> performance (and in many cases actually hinders performance). It's said 
> that SMT/hyperthreading opens up a whole new class of attacks. 
> Regardless of which chip you select, you should disable SMT.

This.  If we're talking x86/x64 hardware, just give me an honest core
count running one thread per core.



-- 
  Phil Stracchino
  Babylon Communications
  phils at caerllewys.net
  phil at co.ordinate.org
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