| RCF Requirements 15 Dec 2002 | |||||||||||||||||
| Collider Parameters | |||||||||||||||||
| Run length (weeks) | 25 | ||||||||||||||||
| Run length (seconds) | weeks*7*24*60*60 = S | 15120000 | |||||||||||||||
| RHIC Duty factor | RD | 0.6 | |||||||||||||||
| Costs | Type | Cost/node | |||||||||||||||
| CPU ($/SI95) | $22.0 | $22 | Type 2: 2-U SCSI | $3,740 | |||||||||||||
| Disk - Central ($/TB) | $19,500 | $15,000 | $13,700 | $10,900 | $13,700 | Type 3: 1-U IDE | $3,260 | ||||||||||
| Disk - Distributed ($/TB) | $7,000 | Type 4: 1-U SCSI | $3,920 | ||||||||||||||
| Cost per disk ($) | $260 | $750 | $511 | ||||||||||||||
| Disk size (TB) | 0.12 | 0.14 | 0.073 | ||||||||||||||
| Funds | |||||||||||||||||
| BRAHMS | PHENIX | PHOBOS | STAR | ||||||||||||||
| Unconstrained | Constrained | Unconstrained | Constrained | Unconstrained | Constrained1 | Constrained2 | DAQ 100 | Constrained 1 | Constrained 2 | ||||||||
| Total for FY02 | $77,273 | $77,273 | $309,091 | $309,091 | $154,545 | $154,545 | $154,545 | $309,091 | $309,091 | $309,091 | $850,000 | ||||||
| Spent in FY02 | $4,990 | $4,990 | $34,340 | $34,340 | $27,491 | $27,491 | $27,491 | $0 | $0 | $0 | |||||||
| Available for CPU and Disk in FY02 | $72,283 | $72,283 | $274,751 | $274,751 | $127,054 | $127,054 | $127,054 | $309,091 | $309,091 | $309,091 | $783,179 | ||||||
| Estimate for CPU and Disk in FY03 | $118,182 | $118,182 | $472,727 | $472,727 | $236,364 | $236,364 | $236,364 | $472,727 | $472,727 | $472,727 | $1,300,000 | ||||||
| Date of Input Data from Experiments | |||||||||||||||||
| BRAHMS | PHENIX | PHOBOS | STAR | ||||||||||||||
| Jun 27, 02 | May 21, 02 | Jun 24, 02 | Apr 1, 02 | Apr 9, 02 | May 23, 02 | ||||||||||||
| Experiment Parameters | |||||||||||||||||
| BRAHMS | PHENIX | PHOBOS | STAR | ||||||||||||||
| Unconstrained | Constrained | Unconstrained | Constrained | Unconstrained | Constrained1 | Constrained2 | DAQ 100 | Constrained 1 | Constrained 2 | ||||||||
| Event size (Mbytes) | ES | 0.06 | 0.06 | 0.3 | 0.3 | 0.1 | 0.05 | 0.1 | 5 | 5 | 5 | ||||||
| Event rate (Hz) | ER | 100 | 100 | 300 | 200 | 500 | 500 | 500 | 20 | 20 | 20 | ||||||
| Experiment Duty factor | ED | 0.95 | 0.95 | 0.95 | 0.95 | 0.95 | 0.95 | 0.95 | 0.95 | 0.95 | 0.95 | ||||||
| Raw Data rate to HPSS (Mbytes/sec) | ES*ER*RD*ED = DR | 3.1 | 3.1 | 51.3 | 34.2 | 28.5 | 14.3 | 28.5 | 57.0 | 57.0 | 57.0 | ||||||
| Raw Data Volume (TB) | DR*S/1000000 = DV | 47.4 | 47.4 | 775.7 | 517.1 | 430.9 | 215.5 | 430.9 | 861.8 | 861.8 | 861.8 | ||||||
| Number of events (M) | (DV/ES) = NE | 862 | 862 | 2,586 | 1,724 | 4,309 | 4,309 | 4,309 | 172 | 172 | 172 | ||||||
| Reconstruction | |||||||||||||||||
| BRAHMS | PHENIX | PHOBOS | STAR | ||||||||||||||
| Unconstrained | Constrained | Unconstrained | Constrained | Unconstrained | Constrained1 | Constrained2 | DAQ 100 | Constrained 1 | Constrained 2 | ||||||||
| Reconstruction time min (sec/event) | Tmin | 0.08 | 0.08 | 5 | 5 | 6 | 2 | 6 | 30 | 90 | 90 | Pentium Pro | 200 | 8.09 | |||
| Reconstruction time max (sec/event) | Tmax | 0.13 | 0.13 | 6 | 6 | 6 | 2 | 6 | 130 | 90 | 90 | Pentium II | 300 | 12.90 | |||
| Improvement factor | fact | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1.4 | 1.4 | 1.4 | Pentium II | 400 | 16.90 | |||
| <SI95>/CPU | SI | 48.6 | 48.6 | 20 | 20 | 48.63 | 48.63 | 48.63 | 48.63 | 48.63 | 48.63 | Pentium II | 333 | 14.00 | |||
| Min SI95-sec/event | Tmin*SI/fact = MinSI | 3.65 | 3.65 | 100 | 100 | 291.78 | 97.26 | 291.78 | 1042.07 | 3126.21 | 3126.21 | Pentium III | 450 | 18.50 | |||
| Max SI95-sec/event | Tmax*Si/fact = MaxSI | 6.08 | 6.08 | 120 | 120 | 291.78 | 97.26 | 291.78 | 4515.64 | 3126.21 | 3126.21 | Pentium III | 550 | 22.60 | |||
| Min Total kSI95-sec/pass | MinSi*NE*1000= TMinSI | 3,141,407 | 3,141,407 | 258,552,000 | 172,368,000 | 1,257,338,376 | 419,112,792 | 1,257,338,376 | 179,619,768 | 538,859,304 | 538,859,304 | Pentium III | 800 | 38.40 | |||
| Max Total kSI95-sec/pass | MaxSI*NE*1000 = TMaxSI | 5,235,678 | 5,235,678 | 310,262,400 | 206,841,600 | 1,257,338,376 | 419,112,792 | 1,257,338,376 | 778,352,328 | 538,859,304 | 538,859,304 | Pentium III | 1000 | 48.63 | |||
| Reconstruction pass length (weeks) | 8 | 8 | 24 | 24 | 25 | 52 | 208 | 25 | 104 | 37 | Pentium III | 1500 | 72.95 | ||||
| Reconstruction pass length (seconds) | weeks*7*24*60*60 = SR | 4838400 | 4838400 | 14515200 | 14515200 | 15120000 | 31449600 | 125798400 | 15120000 | 62899200 | 22377600 | Pentium 4 | 2000 | 72.3 | |||
| Reconstruction Farm efficiency | FE | 0.6 | 0.6 | 0.75 | 0.75 | 0.75 | 0.95 | 0.8 | 0.75 | 0.75 | 0.8 | Pentium 4 | 2400 | 87 | |||
| Min Size of Farm (SI95/pass) | TMinSI/SR/FE = Smin | 1,082 | 1,082 | 23,750 | 15,833 | 110,876 | 14,028 | 12,494 | 15,839 | 11,423 | 30,100 | ||||||
| Max Size of Farm (SI95/pass) | TMaxSI/SR/FE = Smax | 1,804 | 1,804 | 28,500 | 19,000 | 110,876 | 14,028 | 12,494 | 68,638 | 11,423 | 30,100 | ||||||
| Current Size of Farm (SI95) | Curr | 2,476 | 2,476 | 8,184 | 8,184 | 10,799 | 10,799 | 10,799 | 11,340 | 11,340 | 11,340 | ||||||
| Deficit for Min (SI95) | Curr-Smin = RSImin | 1,394 | 1,394 | 15,566 | 7,649 | 100,077 | 3,229 | 1,695 | 4,499 | 83 | 18,760 | ||||||
| Number of machines - Min | RSImin/(SI/CPU)/2 | 9.55 | 9.55 | 106.70 | 52.43 | 685.98 | 22.13 | 11.62 | 30.84 | 0.57 | 128.59 | ||||||
| Deficit for Max (SI95) | Curr-Smax = RSImax | 672 | 672 | 20,316 | 10,816 | 100,077 | 3,229 | 1,695 | 57,298 | 83 | 18,760 | ||||||
| Number of Machines - Max | RSImax/(SI/CPU)/2 | 4.61 | 4.61 | 139.26 | 74.14 | 685.98 | 22.13 | 11.62 | 392.75 | 0.57 | 128.59 | ||||||
| Number of reconstruction passes | NP | 2 | 2 | 1.5 | 1.2 | 2 | 1.5 | 1.5 | 2.5 | 1.5 | 1.5 | ||||||
| Total time for reconstruction (seconds) | SR*NP | 9676800 | 9676800 | 21772800 | 17418240 | 30240000 | 47174400 | 188697600 | 37800000 | 94348800 | 33566400 | ||||||
| Raw Data Rate to Reco. Farm (MB/sec) | DV/SR/FE = RDR | 16.3 | 16.3 | 71.3 | 47.5 | 38.0 | 7.2 | 4.3 | 76.0 | 18.3 | 48.1 | ||||||
| DST Size Relative to Raw | DS | 0.34 | 0.34 | 1 | 1 | 1.8 | 3.6 | 1.8 | 0.7 | 0.5 | 0.5 | ||||||
| DST Rate to HPSS (Mbytes/sec) | RDR*DS = DDR | 5.6 | 5.6 | 71.3 | 47.5 | 68.4 | 26.0 | 7.7 | 53.2 | 9.1 | 24.1 | ||||||
| DST Data Volume per pass (TB) | DDR*SR*FE/1000000 | 16.1 | 16.1 | 775.7 | 517.1 | 775.7 | 775.7 | 775.7 | 603.3 | 430.9 | 430.9 | ||||||
| Total DST Data Volume (TB) | DSTVolume*NP | 32.2 | 32.2 | 1163.5 | 620.5 | 1551.3 | 1163.5 | 1163.5 | 1508.2 | 646.4 | 646.4 | ||||||
| Analysis | |||||||||||||||||
| BRAHMS | PHENIX | PHOBOS | STAR | ||||||||||||||
| Unconstrained | Constrained | Unconstrained | Constrained | Unconstrained | Constrained1 | Constrained2 | DAQ 100 | Constrained 1 | Constrained 2 | ||||||||
| Size of CAS relative to CRS | Current | 0.7 | 0.7 | 0.93 | 0.93 | 0.07 | 0.07 | 0.07 | 0.36 | 0.36 | 0.36 | ||||||
| Size of CAS relative to CRS | (Desired ratio) R | 1.5 | 1.5 | 0.93 | |||||||||||||