What is new in today's Cloud

Four features new in today's Clouds

云计算(3)-what is new in today's Cloud

 

如果一个problem有以上4个features里面的一个或者多个,则这个problem就是new cloud computing problem

(1)Massive scale

         云计算(3)-what is new in today's Cloud

(2)On-demand Access:*AAS classification

         云计算(3)-what is new in today's Cloud

         云计算(3)-what is new in today's Cloud

         (3) Data-intensive

           云计算(3)-what is new in today's Cloud焦点从计算转移到数据

           (4)New cloud programming paradigms

           云计算(3)-what is new in today's Cloud

DataCenter 里面长什么样子

    • Servers Front

                云计算(3)-what is new in today's Cloud

    • Servers back

                 云计算(3)-what is new in today's Cloud

    • Insides

                 云计算(3)-what is new in today's Cloud

    • some highly secure

                 云计算(3)-what is new in today's Cloud

Power

主要还是使用传统的水电媒来提供power,对于需求量小的也使用太阳能(如datacenter里面的照明设备)

云计算(3)-what is new in today's Cloud

 

WUE(越小越好): Water Usage Efficiency 

PUE(越小越好):  Power Usage Efficiency ;PUE>1,因为你不可能百分百的利用power

 

Cooling these servers

云计算(3)-what is new in today's Cloud

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