Spring 2001 Design
Spring 2001 Design
Empty Google Cluster
Empty Google Cluster
Three Days Later... 2 826
Three Days Later…
Age of DataCenters High-end MainFrame .vs.commodity PC Cluster Scale in 性价比高，scale out 可靠性高 But可靠性差 3-4 glgabit 1 gigabit Node Node Node Node Node Node Disks Disks Disks Disks Disks Disks
Age of DataCenters ◼ High-end MainFrame .vs. commodity PC Cluster 性价比高，scale out But 可靠性差 Scale in 可靠性高
transistors MOORE'S LAW Intein itanium 2 Processor 1.000.000,000 Inteln Itanium Procossor 100.000,000 nteln Pentium每用Procosso Inteln Pentiurnil Processor 10,000.000 Inteln Pentiumn Procossor Intol486 Procossor 1,000.000 280 100.000 10,000 4004 1.000 19701975 1980198519901995 2000 200