1. Site Report BEIJING-LCG2 Wenjing Wu (IHEP) 2010/11/21

2. 2 Outline  Site overview  ATLAS Tier2(data transferring&jobs)  CMS Tier2 (data transferring& jobs)

3. 3 Site Resources-Infrastructure BEIJING-LCG2 : ATLAS Tier2/Tier3 CMS Tier2/Tier3 Support other VO: BES,Biomed,esr... Hardware  896 CPU cores(1400 cores at the end of 2010)  640TB storage space  Resources shared equally by CMS and ATLAS  142 nodes managed by QUATOR

4. 4 Site Resources-Server Room Server RoomComputer Nodes Shift RoomStorage Nodes

5. 5 SECE Site Resources-Grid Services Grid Services UI gLite APEL gLite PX Top BDII SquidVOBOX LCG CE PBS server CREAM CE PBS server WN DPMdCache Disk Pool Disk Pool Disk Pool Disk Pool CMS 498 coresATLAS 498 cores ATLAS 320TBCMS 320TB

6. 6 CE & SE SE  DPM 2 head nodes(1 with main services, 1 for database) 8 pool nodes (GridFTP door+RFIO door) 320 TB(ATLAS)  dCache 3 head nodes(SRM, PNFS, other services) 8 pool nodes(GridFTP+dCap) 320TB(CMS) CE  LCG CE (ATLAS+CMS)  CREAM CE(ATLAS+CMS)  1 PBS server  112 work nodes (896 cores)

7. 7 SE Usage

8. 8 Site Resources-Network Daya Bay Shen Zhen Beijing CSTNet Hong Kong IHEP USA GLORIAD 2.5G ASGC TEIN3 CSTNet 10G Beijing Tsinghua YBJ EUR. 2.5G 2X1G 45M 155M 2.5G Others EDU.CN

9. 9 Local Integrated Grid Services Monitoring

10. 10 More Monitoring Ganglia Monitor Grid Job/CPU hour Monitor dCache MonitorDPM Monitor

11. 11 Site Reliability and Availability provided by gridmap

12. 12 ATLAS Tier2 : Data Transfer Disk EfficiencyAverage Rate Successful Files Failed Files MCDISK97%3MB/s34554958 DATADISK30%3MB/s1920345129 PRODDISK86%361KB/s324495389 SRATCHDISK98%144KB/s255844 Download 76TB data(2010/06-2010/11) Statistics from DDM: http://dashb-atlas-data-test.cern.ch/dashboard/request.py/site

13. 13 ATLAS Tier2: Finished production jobs (2010/6-2010/11) ranked by Efficiency SiteSuccessfulFailedEfficiency TOKYO-LCG2247699662697.4% BEIJING-LCG2156500558696.6% IN2P3-LAPP131018464096.6% IN2P3-LPC101935548894.9% IN2P3-LPSC 63411401794% IN2P3-CPPM1464871117492.9% RO-07792491128787.5% GRIF2647403846887.3% IN2P3-CC141671026327484.3% TOTAL360774935056088.1% From PanDA production: http://dashb-atlas-prodsys-test.cern.ch/dashboard/request.py/overview

14. 14 ATLAS Tier2: Finished Jobs 786,781 jobs finished (2010/06/10-2010/11/10) Statistics from EGEE accounting : http://www3.egee.cesga.es/gridsite/accounting/CESGA/egee_view.php

15. 15 ATLAS Tier2: Used CPU Hours 1,039,048 CPU hours used(2010/06/10-2010/11/10) Available CPU hours for ATLAS is 357120 hours/month CPU hours efficiency is 48.4%(ATLAS), 33.3%(CMS)

16. 16 ATLAS Tier2: CPU Efficiency Average CPU efficiency is 91.2%(2010/06/10-2010/11/10)

17. 17 CMS Tier2: Download 180TB

18. 18 CMS Tier2 : Upload 77TB

19. 19 CMS Tier2 : Download Quality

20. 20 CMS Tier2 : Upload Quality

21. 21 CMS Tier2 : max download rate 91MB/s

22. 22 Max upload rate 55MB/s network problem from Beijing to IN2P3 from July to September

23. 23 CMS Tier2: Finish 301,994 jobs

24. 24 Site Future Plans Software distribution by CVMFS(CernVM) athena cmssw Virtualization of computer nodes via CernVM technology

25. 25 Production status is good network problem from Beijing to IN2P3 from July to September

26. 26 The End! Thanks