UK Tier 1 Centre Glenn Patrick LHCb Software Week, 28 April 2006

ISIS UK Tier 1 Diamond Particle Physics Rutherford Appleton Laboratory

Glenn PatrickLHCb Software Week – 28 April UK Tier 1 Exploitation BaBar LHCb ATLAS ATLAS LHCb BaBar

Largest GridPP users by VO for 2005 NB: Excludes data from Cambridge – for Condor support in APEL see Dave Kant’s talk ATLAS BaBar LHCb ZEUS CMS BIOMED DZERO LHCb Tier 1 = 505,921 KSI2K hours LHCb Tier 2 = 983,050 KSI2K hours Now 23 approved VOs

Glenn PatrickLHCb Software Week – 28 April UK Tier 1 CPU Current capacity 830 KSI2K. Some units now 4 years old. Extra 266 KSI2K delivered 10 March and should be available at start of May after 4 week load test. Twin dual-core Opteron 270s: 1GB RAM/core 250 GB HDD Total CPU Capacity = 1,096 KSI2K

Glenn PatrickLHCb Software Week – 28 April UK Tier 1 Disk Current capacity 177TB. Extra 168TB and 21 servers delivered on 10 March. Some teething problems. Fix has been generated and tested. Hopefully, resume installation this week with target for end May. Total Disk Storage ~308TB (after retirements).

Glenn PatrickLHCb Software Week – 28 April New SL8500 tape robot New STK SL8500 tape robot. Replaces STK Powderhorn robot (single arm, 9940 drives) Funded by CCLRC. Entered service 28 th March ,000 slots. Upgrade to 10,000 slots later in the year giving a capacity of 5 PBytes. 8 mini robots mounting tapes – faster, more resilient. T10000 tape drives (Castor and not ADS at moment). 318TB(Feb)  336TB  446TB (extra T10K media)

Glenn PatrickLHCb Software Week – 28 April New SL8500 tape robot

Glenn PatrickLHCb Software Week – 28 April CASTOR2 Deployment Mar-AprTesting: functionality, interoperability and database stressing May-SepSpec and deploy hardware for production database MayInternal throughput testing with Tier 1 disk servers JunCERN Service Challenge throughput testing Jul-SepCreate full production infrastructure; full deployment on Tier1 Sep-NovSpec and deploy second phase production hardware to provide full required capacity Apr 07Startup of LHC using CASTOR at RAL dCache available until early 2007

Glenn PatrickLHCb Software Week – 28 April Tier 1 Services LHCb VO Box available since January 2006: lcgvo0339.gridpp.rl.ac.uk Configuration/service certificate by Raja et al. LHCb VO Box DC06-02 requires database service supporting COOL and 3D in October. New hardware ordered: 4 servers – Dual AMD Opteron 250 (ATLAS and LHCb) 3.5TB storage array for both. Ref. Database workshop, RAL, 23 March

Glenn PatrickLHCb Software Week – 28 April UK CPU Allocations LHCb(UK) Tier 2 CPU (KSI2K) – Q22006 Q32006 Q LHCb(UK) Tier 1 CPU (KSI2K) – 2006 AprMayJunJulAugSepOctNovDec Overallocated – scale by 0.81 Underallocated

Glenn PatrickLHCb Software Week – 28 April T1 Experiment Shares ATLAS BaBar LHCb CMS LHCb

Glenn PatrickLHCb Software Week – 28 April UK Disk Allocations LHCb(UK) Tier 1 Disk (TB) – 2006 AprMayJunJulAugSepOctNovDec ??????? Deployment of new disk? If this fails, encouraged by GRIDPP to use Tier 2 disk! 32.2TB= 2.2TB stripped DST(DC06) + 30TB additional signal production

Glenn PatrickLHCb Software Week – 28 April UK Tape Allocations LHCb(UK) Tier 1 Tape (TB) – 2006 AprMayJunJulAugSepOctNovDec ? ? ??????? Sum(all experiments) 372TB Sum(all experiments) 623TB

Glenn PatrickLHCb Software Week – 28 April UK Tier 1 Status Total Available (April 2006) CPU=830 KSI2K (500 dual cpu) Disk =177 TB (60 servers) Tape=318 TB Total Available (Later in 2006) CPU=1,096 KSI2K Disk=308 TB Tape=446 TB LHCb Tier (1/6 share) CPU=222 KSI2K Disk=122 TB Tape=103 TB LHCb(UK) Tier 1 (April 2006) CPU=150 KSI2K Disk= 10 TB Tape= 20 TB

Glenn PatrickLHCb Software Week – 28 April The Future! GRIDPP1 Prototype Grid £17M, complete. September 2001 – August 2004 GRIDPP2 Production Grid £16M, ongoing. September 2004 – August 2007 GridPP3? GRIDPP3 “Exploitation” Grid? PPARC have just issued the call for a bid to cover the period To be submitted by 13 July. LHCb input required now – 2011