First timing results from Pixels

M. Cobal and L. SantiUniversity of Udine and INFN Trieste

General Info

Tests done on the PCATR05 (2.4 GHz) machine, only user Optimized build MsgSvc output level: 5TrigTimerSvc output level: 3 40 evts Running on persistent BS Files: - single electrons at 20 GeV (low lum)

- single electrons at 20 GeV (high lum) - dijets with pT > 17 GeV (low lum) - dijets with pT > 35 GeV (high lum)

All with pile-up and without noise Eta regions: -0.2 - 0. (barrel) or -2.0 - -1.8. (end-cap) Phi regions: 0.1 - 0.3 Eta, Phi : 0.2x0.2 and 0.4x0.4

PCATR05processor : 0vendor_id : GenuineIntelcpu family : 15model : 2model name : Intel(R) XEON(TM) CPU 2.40GHzstepping : 4cpu MHz : 2392.344cache size : 512 KBPhysical processor ID : 0Number of siblings : 1cpuid level : 2bogomips : 4750.85

PCATR05processor : 1vendor_id : GenuineIntelcpu family : 15model : 2model name : Intel(R) XEON(TM) CPU 2.40GHzstepping : 4cpu MHz : 2392.344cache size : 512 KBPhysical processor ID : 3Number of siblings : 1cpuid level : 2bogomips : 4784.26

ResultsSingle electrons, low luminosity

Barrel (-0.2-0, 0.1-0.3) 0.2x0.2Pixel.RegSel         mean(t) :       0.3488 ms              rms :     0.006634 ms Pixel.RegCol        mean(t) :      169.902 ms            rms :      94.1651 ms Pixel.RegSel_NColls  mean(N) :    94                    mean(t/N) : 3.71064 us Pixel.RegCol_NDigs   mean(N) :    332.45          mean(t/N) : 521.446 us

Barrel (-0.2-0.2, 0.1-0.5) 0.4x0.4Pixel.RegSel         mean(t) :      0.56175 ms              rms :    0.0112155 ms Pixel.RegCol         mean(t) :       206.08 ms               rms :      106.968 ms Pixel.RegSel_NColls  mean(N) :      122                     mean(t/N) : 4.60451 us Pixel.RegCol_NDigs   mean(N) :       396.95             mean(t/N) : 532.966 us

Endcap (-2.0—1.8, 0.1-0.3) 0.2x0.2Pixel.RegSel         mean(t) :     0.365275 ms                rms :    0.0103368 ms Pixel.RegCol         mean(t) :      186.181 ms                 rms :      94.1501 ms Pixel.RegSel_NColls  mean(N) :           85                     mean(t/N) : 4.29735 us Pixel.RegCol_NDigs   mean(N) :       261.15               mean(t/N) : 754.349 us

Endcap (-2.0—1.6, 0.1-0.5) 0.4x0.4Pixel.RegSel         mean(t) :     0.555925 ms             rms :    0.0136169 ms Pixel.RegCol         mean(t) :      218.007 ms            rms :      150.574 ms Pixel.RegSel_NColls  mean(N) :          122              mean(t/N) : 4.55676 us Pixel.RegCol_NDigs   mean(N) :          357             mean(t/N) : 739.171 us

Single electrons, high lum

Barrel (-0.2-0, 0.1-0.3) 0.2x0.2Pixel.RegSel mean(t) : 0.3612 ms rms : 0.0100429 msPixel.RegCol mean(t) : 588.185 m rms : 159.216 msPixel.RegSel_NColls mean(N) : 94 mean(t/N) : 3.84255 usPixel.RegCol_NDigs mean(N) : 1044.28 mean(t/N) : 556.365 us

Barrel (-0.2-0.2, 0.1-0.5) 0.4x0.4Pixel.RegSel mean(t) : 0.568625 ms rms : 0.0184332 msPixel.RegCol mean(t) : 782.388 ms rms : 222.647 msPixel.RegSel_Ncolls mean(N) : 122 mean(t/N) : 4.66086 usPixel.RegCol_NDigs mean(N) : 1290.05 mean(t/N) : 599.047 us

Endcap (-2.0—1.8, 0.1-0.3) 0.2x0.2Pixel.RegSel mean(t) : 0.36195 ms rms : 0.00802481 msPixel.RegCol mean(t) : 622.857 ms rms : 148.414 msPixel.RegSel_NColls mean(N) : 85 mean(t/N) : 4.25824 usPixel.RegCol_NDigs mean(N) : 875.725 mean(t/N) : 708.949 us

Endcap (-2.0—1.6, 0.1-0.5) 0.4x0.4Pixel.RegSel mean(t) : 0.567225 ms rms : 0.00955376 msPixel.RegCol mean(t) : 687.396 ms rms : 165.131 msPixel.RegSel mean(t) : 0.567225 ms rms : 0.00955376 msPixel.RegSel_NColls mean(N) : 122 mean(t/N) : 4.64939 usPixel.RegCol_NDigs mean(N) : 1201.35 mean(t/N) : 569.694 us

Dijets with pT > 17 GeV, low lum

Barrel (-0.2-0, 0.1-0.3) 0.2x0.2Pixel.RegSel mean(t) : 0.352875ms rms : 0.0123717msPixel.RegCol mean(t) : 234.577m rms : 92.1251msPixel.RegSel_NColls mean(N) : 94 mean(t/N) : 3.75399usPixel.RegCol_NDigs mean(N) : 477.05 mean(t/N) : 494.864us

Barrel (-0.2-0.2, 0.1-0.5) 0.4x0.4Pixel.RegSel mean(t) : 0.561125ms rms : 0.0144796msPixel.RegCol mean(t) : 284.854ms rms : 110.017msPixel.RegSel_NColls mean(N) : 122 mean(t/N) : 4.59939usPixel.RegCol_NDigs mean(N) : 579.9 mean(t/N) : 494.708us

Endcap (-2.0—1.8, 0.1-0.3) 0.2x0.2Pixel.RegSel mean(t) : 0.35665ms rms : 0.0107739msPixel.RegCol mean(t) : 251.845ms rms : 98.3399msPixel.RegSel_NColls mean(N) : 85 mean(t/N) : 4.19588usPixel.RegCol_NDigs mean(N) : 388.9 mean(t/N) : 708.949 us

Endcap (-2.0—1.6, 0.1-0.5) 0.4x0.4Pixel.RegSel mean(t) : 0.5607ms rms : 0.0154793msPixel.RegCol mean(t) : 275.949ms rms : 106.707msPixel.RegSel_NColls mean(N) : 122 mean(t/N) : 4.5959usPixel.RegCol_NDigs mean(N) : 530.425 mean(t/N) : 650.429us

Dijets with pT > 35 GeV, high lum

Barrel (-0.2-0, 0.1-0.3) 0.2x0.2Pixel.RegSel mean(t) : 0.35475ms rms : 0.00919171msPixel.RegCol mean(t) : 700.443m rms : 196.365msPixel.RegSel_NColls mean(N) : 94 mean(t/N) : 3.77394usPixel.RegCol_NDigs mean(N) : 1118.92 mean(t/N) : 621.37 4us

Barrel (-0.2-0.2, 0.1-0.5) 0.4x0.4Pixel.RegSel mean(t) : 0.5688ms rms : 0.0132537msPixel.RegCol mean(t) : 912.341ms rms : 252.232 msPixel.RegSel_NColls mean(N) : 122 mean(t/N) : 4.6623usPixel.RegCol_NDigs mean(N) : 1381.85 mean(t/N) : 653.664us

Endcap (-2.0—1.8, 0.1-0.3) 0.2x0.2Pixel.RegSel mean(t) : 0.379725ms rms : 0.0144187msPixel.RegCol mean(t) : 745.589ms rms : 191.801msPixel.RegSel_NColls mean(N) : 85 mean(t/N) : 4.46735usPixel.RegCol_NDigs mean(N) : 947.575 mean(t/N) : 785.386us

Endcap (-2.0—1.6, 0.1-0.5) 0.4x0.4Pixel.RegSel mean(t) : 0.56715ms rms : 0.0135951msPixel.RegCol mean(t) : 823.188 ms rms : 216.586msPixel.RegSel_NColls mean(N) : 122 mean(t/N) : 4.64877usPixel.RegCol_NDigs mean(N) : 1311.75 mean(t/N) : 624.606us

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