Interesting analysis of linux kernel threading by IBM

Sean Hunter sean en uncarved.co.uk
Dom Ene 23 19:17:42 CST 2000


On Sun, Jan 23, 2000 at 03:50:32PM +0100, Davide Libenzi wrote:
> We can write this :
> 
> TS_old = Ko + O( N )
> TS_new = Kn + O( log( N ) )
> 
> Where N is the RQ size.
> 
> Now the curve of TS_new( N ) goes down ( intersect ) the curve TS_old( N ) in a
> point that in the worse case I've measured is N = 8 ( I prefer always to report
> worse cases to avoid to be shooted ), but I've measured even 4 with a medium
> that I can think to be near to six.

In other words, almost all real-world cases lose.  Nice...

Sean

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