Dragonfly and Hyperthreading....

Matthew Dillon dillon at apollo.backplane.com
Sun Feb 20 20:26:10 PST 2005


:On Sun, Feb 20, 2005 at 12:35:22PM -0500, EM1897 at xxxxxxx wrote:
:> Does dfly, in its current state of development, yet take 
:> advantage of hyperthreading (single processor) within 
:> its kernel processes? My particular interest is networking
:
:Nope. Don't expect any gains from HTT even for userland, it's generally
:not worth it.
:
:Joerg

    I don't expect we will be doing any serious hyperthread-specific
    development.  The cpu makers are clearly moving towards multi-core
    and the performance boost you get with hyperthreading is fairly small
    relative to what you get with multi-core.

					-Matt
					Matthew Dillon 
					<dillon at xxxxxxxxxxxxx>





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