1. LHCOPN update Brookhaven, 4th of April 2017 edoardo.martelli@cern.ch

2. Latest news
CA-TRIUMF
- Will move from TRIUMF to SFU (Simon Fraser University)
- Existing T1 will be dismantled by 2020
- Connectivity to SFU being set up now
UK-T1-RAL
- Activated IPv6 peerings
- 3rd 10G link RAL-CERN being provisioned

3. Latest news IT-INFN-CNAF - new core network devices deployed
FR-CCIN2P3
- separated IPv4 and IPv6 traffic on single-stack VLANs

4. Latest news
[Input from Tier1s in the audience]

5. LHCOPN map ES-PIC CA-TRIUMF US-T1-BNL TW-ASGC US-FNAL-CMS KR-KISTI
█ █ █
CA-TRIUMF
AS36391 █
US-T1-BNL
AS43 █
TW-ASGC
AS24167
█ █
US-FNAL-CMS
AS3152 █
KR-KISTI
AS17579 █
RRC-KI-T1
AS59624
█ █ █
CH-CERN
AS 513
█ █ █ █
UK-T1-RAL
AS43475
█ █ █ █
RRC-JINR-T1
AS2875 █
NDGF
AS39590
█ █
FR-CCIN2P3
AS789
█ █ █ █
NL-T1
AS1162, 1104
█ █ █
DE-KIT
AS58069
█ █ █ █
IT-INFN-CNAF
AS137
█ █ █ █
T0-T1 and T1-T1 traffic
10Gbps
T1-T1 traffic only
20Gbps
40Gbps
█ = Alice █ = Atlas █ = CMS █ = LHCb
100Gbps

6. Latest news CH-CERN - Wigner remote data-centre:
- added 3rd 100G link Geneva-Budapest
- re-configured network to increase local capacity
- Construction works for 2nd network hub almost completed. It will be used for business continuity. Installation of network devices will start in the summer
- On-going tender for new datacentre routers
- Evaluating construction of new datacentre on the French Site (Prevessin) for shared DAQ

7. CERN data centres setup

8. 3rd 100G Geneva-Budapest link
T-Systems – GEANT#1 - GEANT#2

9. Experiments’ shared DAQ
Cloud resources
T0-T1s
network
T1s-T2s
network
Internet
Up to 40 Tbps
DAQ lines = = = = = = = = = = =
Prevessin DC Shared DAQ - Offline
Geneva DC Computing-Storage
Wigner DC
Extra capacity
CMS
Not existing today
Construction under evaluation
ALICE
ATLAS
LHCb

10. LHC Schedule 2017 Q1-Q2 Here today

11. LHC Schedule 2017 Q3-Q4

12. Draft LHC Schedule 2018

13. Long term planning

14. HL-LHC plan LS2 (Long Shutdown #2)
Perform major maintenance and consolidation
Increase injector reliability and lifetime to cover HL-LHC run until ~2035
Increase intensity in the injectors to match HL-LHC requirements
Anticipate HL-LHC work

15. LHCOPN traffic – last year

16. CERN traffic – last 12 months
Average bandwidth increased of ~80% compared to previous year

17. Questions? edoardo.martelli@cern.ch