• Study the fundamental structure of the universe• 探索宇宙本源

• “Science for peace”, since 1954• 促进人类进步

• Train the next generation of physicists and engineers • 培养科学接班人

欧洲核子研究中心

CERN - European Organization for Nuclear Research

大型离子对撞机与其试验场景The Large Hadron Collider and Its 4 Experiments

+ +

离子对撞机分析计算的挑战The LHC Compute Challenge

CMS~2GB/sec

ALICE up to 4GB/sec

ATLAS~2GB/secLHCb~1GB/sec

CERN Computer Centre

基于OpenStack的私有云

CERN Private OpenStack Cloud in Production Since 2013

Servers, with 280K CPU Cores in 2 Data Centers在2个数据中心拥有8500台服务器，28万CPU核

Virtual Machines, 4.7K Volumes, 3.6K Projects虚拟机，4700个卷，3600个项目

Range of Applications, Users and Service Levels承载多类型应用，用户和服务等级

8,500

33K

Wide

让CERN业务运行在德电公有云

Public Cloud Procurements – Running CERN Workloads on the Open Telekom Cloud

2014 2015 2016 TIME

COMPLEXIT

Y

…

ATOS

Azure

DBCE

IBM

T-Systems

0

20

40

60

80

100

120

140

160

Run1 Run2 Run3 Run4

GRID

ATLAS

CMS

LHCb

ALICE

1000

2000

3000

4000

9/1 9/16 10/1 10/16

0

ALICE ATLAS CMS LHCB

0.0

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0.5

KV bmk [sec/ev

t]

mean

Rejection Threshold

ATLAS KV Benchmark [sec/evt]

PrivateCloud

PublicCloud

Huawei and CERN Collaborate on OpenStack Developments

华为与CERN合作开展OpenStack开发