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研一平行 - Coggle Diagram
研一平行
Efficiency
T1/cost
cost=Tnp*np
Snp = T1/Tnp
Enp=Snp/np
no*Enp=Snp
np(up)Enp(down)，正反比問題
Isoefficiency
維持K=e/(1-e)
W =K*To(w,p)
要避免過大，維持scale
cost-optimal
pTp = O(w)
工作與處理氣相同成長
lower-bound
scalability
在彈性資源下，可否良好發揮(比例上)其資源項能
Amdahl`s law
Snp = T1/Tnp等價
W/(Ws+(W-Ws)/np)