Correlation table for Active and Web100 throughput calculations
I-Heng Mei, Les Cottrell, and Connie Logg
Updated: Mon Aug 26 16:00:42 PDT 2002


Throughput was calculated in 3 ways:
  • method1: SUM( MBitss/Times )
  • method2: SUM( MBitss)/AVG(Times)
  • method3: SUM( MBitss)/MAX(Times)

    R is the correlation coefficient. The Correlation Coefficient R is defined as:
    R = COV(x,y) / (Std(x) * Std(y)), where:
    COV(x,y) = (1/(n-1)) * SUM((xi-Avg(x))*(yi-Avg(y))), is the covariance,
    and the SUM is over the n paired Samples (i=1..n) , also
    Avg(x) = (1/n)) * SUM(xi)) and Avg(y) = (1/n) * SUM(yi)) are the averages, and
    Std(x) = sqrt((1/(n-1)) * SUM((xi-xm)2)) and Std(y) = sqrt((1/(n-1)) * SUM((yi-ym)2)). are the standard deviations.
    Error is given by Error = (Avg(x) - Avg(y)) / Avg(x)

    See the summary statistics for aggregate and distribution information.
    Rows with alarming values (such as R ≤ .6, error ≥ .1) are shaded in dark yellow. The values are highlighted in bright yellow

    Download a comma-separated-values (CSV) table for further analysis with tools such as Excel

    nodetestmethxyRsamplesavg(x)avg(y)std(x)std(y)Errormin(x)max(x)min(y)max(y)Cov
    node1.cacr.caltech.eduiperf1activeweb1.00103310.41301.0458.1556.090.030142.70413.44138.07397.563261.03
    node1.cacr.caltech.eduiperf2activeweb1.00103310.41300.9458.1556.130.031142.70413.44138.07398.213263.38
    node1.cacr.caltech.eduiperf3activeweb1.00103310.41297.7758.1555.510.041142.70413.44137.04388.643225.39
    node1.cacr.caltech.edubbcpmem1activeweb1.00107188.08188.0455.0254.430.00094.00372.3993.96365.902992.59
    node1.cacr.caltech.edubbcpmem2activeweb1.00107188.08188.0455.0254.430.00094.00372.3993.96365.902992.59
    node1.cacr.caltech.edubbcpmem3activeweb1.00107188.08187.3155.0254.390.00494.00372.3993.05365.592989.98
    node1.cacr.caltech.edubbcpdisk1activeweb1.0099142.70137.7463.4259.060.03555.46345.4954.85323.203743.64
    node1.cacr.caltech.edubbcpdisk2activeweb1.0099142.70137.7463.4259.060.03555.46345.4954.85323.193743.28
    node1.cacr.caltech.edubbcpdisk3activeweb1.0099142.70137.2663.4258.580.03855.46345.4954.85323.043711.81
    node1.cacr.caltech.edubbftp1activeweb0.57105161.12258.6341.8836.31-0.60595.31266.41174.18326.73871.15
    node1.cacr.caltech.edubbftp2activeweb0.79105161.12239.1141.8838.59-0.48495.31266.41165.88322.081281.17
    node1.cacr.caltech.edubbftp3activeweb1.00105161.12171.8241.8847.79-0.06695.31266.4198.73297.761996.58
    node1.cern.chiperf1activeweb0.999640.1337.453.983.620.06723.4756.0322.8851.8114.26
    node1.cern.chiperf2activeweb0.999640.1337.313.983.640.07023.4756.0322.4851.7214.35
    node1.cern.chiperf3activeweb0.979640.1335.193.983.660.12323.4756.0320.3549.3214.16
    node1.cern.chbbcpmem1activeweb1.009722.5823.769.859.55-0.0526.7548.817.7548.6593.77
    node1.cern.chbbcpmem2activeweb1.009722.5823.759.859.56-0.0526.7548.817.7448.6593.87
    node1.cern.chbbcpmem3activeweb1.009722.5823.219.859.57-0.0286.7548.817.5348.3993.99
    node1.cern.chbbcpdisk1activeweb0.999821.8622.117.897.16-0.0118.1346.299.5445.1455.92
    node1.cern.chbbcpdisk2activeweb0.999821.8622.107.897.16-0.0118.1346.299.5345.1455.93
    node1.cern.chbbcpdisk3activeweb0.999821.8621.837.897.200.0018.1346.299.2745.1256.46
    node1.cern.chbbftp1activeweb0.6310431.5246.345.877.19-0.47019.8446.0231.2061.5026.46
    node1.cern.chbbftp2activeweb0.6910431.5244.855.876.56-0.42319.8446.0231.1560.2926.72
    node1.cern.chbbftp3activeweb0.8910431.5237.815.876.32-0.20019.8446.0225.7759.5733.03
    node1.clrc.ac.ukiperf1activeweb1.0092100.4390.2640.6536.440.1015.81188.625.27167.991475.03
    node1.clrc.ac.ukiperf2activeweb1.0092100.4389.8440.6536.370.1055.81188.625.17167.521472.38
    node1.clrc.ac.ukiperf3activeweb1.0092100.4381.6040.6533.520.1885.81188.624.42154.411355.96
    node1.clrc.ac.ukbbcpmem1activeweb1.009760.7762.2736.5636.02-0.0253.95188.885.37188.361315.59
    node1.clrc.ac.ukbbcpmem2activeweb1.009760.7762.2436.5636.02-0.0243.95188.885.34188.341315.67
    node1.clrc.ac.ukbbcpmem3activeweb1.009760.7760.7036.5635.700.0013.95188.884.73181.321302.81
    node1.clrc.ac.ukbbcpdisk1activeweb1.009263.0060.7534.0330.980.0364.02145.694.18136.281052.87
    node1.clrc.ac.ukbbcpdisk2activeweb1.009263.0060.7434.0330.980.0364.02145.694.18136.271053.00
    node1.clrc.ac.ukbbcpdisk3activeweb1.009263.0060.5034.0331.140.0404.02145.694.18135.941058.68
    node1.clrc.ac.ukbbftp1activeweb0.909751.5597.5422.1128.91-0.8924.4693.758.60141.38574.61
    node1.clrc.ac.ukbbftp2activeweb0.949751.5592.2022.1130.57-0.7884.4693.757.56141.06635.93
    node1.clrc.ac.ukbbftp3activeweb0.999751.5564.4322.1131.06-0.2504.4693.755.43127.07677.03
    nodetestmethxyRsamplesavg(x)avg(y)std(x)std(y)Errormin(x)max(x)min(y)max(y)Cov
    node1.dl.ac.ukiperf1activeweb1.009639.7037.3410.169.380.0605.2959.924.9955.9495.09
    node1.dl.ac.ukiperf2activeweb1.009639.7036.6510.169.330.0775.2959.924.8955.6994.62
    node1.dl.ac.ukiperf3activeweb0.999639.7034.6910.169.100.1265.2959.924.3452.2791.72
    node1.dl.ac.ukbbcpmem1activeweb0.999814.0614.943.463.39-0.0622.9227.444.0227.4311.60
    node1.dl.ac.ukbbcpmem2activeweb0.999814.0614.943.463.39-0.0622.9227.444.0127.4311.61
    node1.dl.ac.ukbbcpmem3activeweb0.999814.0614.483.463.39-0.0302.9227.443.7027.1511.58
    node1.dl.ac.ukbbcpdisk1activeweb0.978415.5715.753.904.24-0.0123.8027.253.6726.1616.09
    node1.dl.ac.ukbbcpdisk2activeweb0.978415.5715.753.904.24-0.0123.8027.253.6726.1616.08
    node1.dl.ac.ukbbcpdisk3activeweb0.988415.5715.483.904.110.0053.8027.253.6626.1215.68
    node1.dl.ac.ukbbftp1activeweb0.888415.9338.455.6212.30-1.4143.2430.395.5158.3060.84
    node1.dl.ac.ukbbftp2activeweb0.938415.9331.215.629.95-0.9603.2430.395.2250.6152.11
    node1.dl.ac.ukbbftp3activeweb0.998415.9317.325.625.97-0.0883.2430.393.8832.0333.28
    node1.ece.rice.eduiperf1activeweb0.999576.7074.185.695.310.03355.8886.0554.2382.9329.90
    node1.ece.rice.eduiperf2activeweb0.999576.7074.085.695.320.03455.8886.0554.1882.7729.99
    node1.ece.rice.eduiperf3activeweb0.989576.7072.595.695.250.05455.8886.0553.2481.3929.24
    node1.ece.rice.edubbcpmem1activeweb1.0010265.8066.746.956.89-0.01428.3981.8030.1381.7447.76
    node1.ece.rice.edubbcpmem2activeweb1.0010265.8066.746.956.89-0.01428.3981.8030.1381.7447.76
    node1.ece.rice.edubbcpmem3activeweb1.0010265.8066.316.956.92-0.00828.3981.8029.9681.4847.93
    node1.ece.rice.edubbcpdisk1activeweb1.009663.0761.605.855.510.02345.6379.0044.9276.4032.17
    node1.ece.rice.edubbcpdisk2activeweb1.009663.0761.605.855.510.02345.6379.0044.9276.4032.17
    node1.ece.rice.edubbcpdisk3activeweb1.009663.0761.555.855.520.02445.6379.0044.8376.3932.27
    node1.ece.rice.edubbftp1activeweb0.5510257.5775.354.227.70-0.30941.2565.5554.48103.1617.93
    node1.ece.rice.edubbftp2activeweb0.6810257.5773.314.225.70-0.27341.2565.5553.2489.4416.28
    node1.ece.rice.edubbftp3activeweb0.9810257.5760.854.224.58-0.05741.2565.5544.2469.4118.98
    node1.eecis.udel.eduiperf1activeweb1.006236.1635.3910.029.770.0216.8450.646.7649.6097.82
    node1.eecis.udel.eduiperf2activeweb1.006236.1635.3910.029.770.0216.8450.646.7649.6097.82
    node1.eecis.udel.eduiperf3activeweb1.006236.1635.3910.029.770.0216.8450.646.7649.6097.82
    node1.eecis.udel.edubbcpmem1activeweb0.69546.206.420.150.10-0.0345.736.425.916.470.01
    node1.eecis.udel.edubbcpmem2activeweb0.69546.206.420.150.10-0.0345.736.425.916.470.01
    node1.eecis.udel.edubbcpmem3activeweb0.69546.206.420.150.10-0.0345.736.425.916.470.01
    node1.eecis.udel.edubbcpdisk1activeweb0.76546.216.360.210.14-0.0245.256.495.646.470.02
    node1.eecis.udel.edubbcpdisk2activeweb0.76546.216.360.210.14-0.0245.256.495.646.470.02
    node1.eecis.udel.edubbcpdisk3activeweb0.76546.216.360.210.14-0.0245.256.495.646.470.02
    node1.eecis.udel.edubbftp1activeweb1.005432.8834.888.759.28-0.0619.5345.399.9747.4480.80
    node1.eecis.udel.edubbftp2activeweb1.005432.8834.888.759.28-0.0619.5345.399.9747.4480.80
    node1.eecis.udel.edubbftp3activeweb1.005432.8834.888.759.28-0.0619.5345.399.9747.4480.80
    nodetestmethxyRsamplesavg(x)avg(y)std(x)std(y)Errormin(x)max(x)min(y)max(y)Cov
    node1.in2p3.friperf1activeweb0.999066.8957.0722.5719.220.1476.2092.664.8877.58429.21
    node1.in2p3.friperf2activeweb0.999066.8956.5522.5719.130.1556.2092.664.7376.94426.98
    node1.in2p3.friperf3activeweb0.999066.8949.1122.5716.730.2666.2092.663.7167.25373.11
    node1.in2p3.frbbcpmem1activeweb1.008355.7055.1528.5426.930.0102.4195.033.2392.75767.73
    node1.in2p3.frbbcpmem2activeweb1.008355.7055.1128.5426.950.0112.4195.033.2192.75768.29
    node1.in2p3.frbbcpmem3activeweb1.008355.7054.1328.5427.100.0282.4195.032.7392.11772.61
    node1.in2p3.frbbcpdisk1activeweb0.998537.8936.3315.4913.530.0415.1966.404.7960.91206.52
    node1.in2p3.frbbcpdisk2activeweb0.998537.8936.2815.4913.540.0425.1966.404.7960.91206.93
    node1.in2p3.frbbcpdisk3activeweb0.998537.8935.7015.4913.730.0585.1966.404.7960.90210.87
    node1.in2p3.frbbftp1activeweb0.948538.0360.6013.5016.67-0.5933.4854.618.1678.31212.48
    node1.in2p3.frbbftp2activeweb0.968538.0358.5213.5017.44-0.5383.4854.616.7977.06225.01
    node1.in2p3.frbbftp3activeweb0.988538.0343.5213.5014.77-0.1443.4854.614.0661.89196.13
    node1.jlab.orgiperf1activeweb1.009830.4029.475.775.510.03113.3444.3912.9743.1931.66
    node1.jlab.orgiperf2activeweb1.009830.4029.255.775.520.03813.3444.3912.9643.1131.73
    node1.jlab.orgiperf3activeweb0.959830.4027.465.775.810.09713.3444.3912.6142.3231.91
    node1.jlab.orgbbcpmem1activeweb0.9810020.3121.615.315.14-0.0646.2135.127.7735.3926.89
    node1.jlab.orgbbcpmem2activeweb0.9810020.3121.605.315.14-0.0636.2135.127.8035.3926.90
    node1.jlab.orgbbcpmem3activeweb0.9810020.3121.005.315.18-0.0346.2135.127.5235.3127.02
    node1.jlab.orgbbcpdisk1activeweb0.999319.2919.226.005.750.0046.6233.968.0234.7834.14
    node1.jlab.orgbbcpdisk2activeweb0.999319.2919.216.005.750.0046.6233.967.9634.7834.15
    node1.jlab.orgbbcpdisk3activeweb0.999319.2919.126.005.770.0096.6233.967.5134.6934.14
    node1.jlab.orgbbftp1activeweb0.419816.8932.464.515.95-0.9228.5933.2021.1552.7810.96
    node1.jlab.orgbbftp2activeweb0.739816.8927.704.514.99-0.6408.5933.2016.2644.4916.37
    node1.jlab.orgbbftp3activeweb0.989816.8919.124.515.39-0.1328.5933.209.6635.5423.83
    nodetestmethxyRsamplesavg(x)avg(y)std(x)std(y)Errormin(x)max(x)min(y)max(y)Cov
    node1.kek.jpiperf1activeweb1.009615.3714.652.522.380.0472.1317.102.0816.205.97
    node1.kek.jpiperf2activeweb1.009615.3714.612.522.380.0502.1317.102.0416.165.97
    node1.kek.jpiperf3activeweb0.999615.3713.922.522.320.0952.1317.101.7115.765.81
    node1.kek.jpbbcpmem1activeweb0.999713.3813.752.152.04-0.0281.0815.651.8815.884.34
    node1.kek.jpbbcpmem2activeweb0.999713.3813.742.152.04-0.0271.0815.651.8715.874.35
    node1.kek.jpbbcpmem3activeweb0.999713.3813.462.152.05-0.0061.0815.651.6615.694.34
    node1.kek.jpbbcpdisk1activeweb0.97927.467.851.961.72-0.0530.8614.180.8813.273.28
    node1.kek.jpbbcpdisk2activeweb0.97927.467.851.961.72-0.0520.8614.180.8813.273.28
    node1.kek.jpbbcpdisk3activeweb0.98927.467.581.961.74-0.0170.8614.180.8813.273.35
    node1.kek.jpbbftp1activeweb0.70966.2910.621.612.63-0.6880.9410.551.5615.842.96
    node1.kek.jpbbftp2activeweb0.89966.299.441.612.34-0.5010.9410.551.5115.143.36
    node1.kek.jpbbftp3activeweb0.99966.296.911.611.99-0.0990.9410.551.1012.433.17
    node1.lanl.goviperf1activeweb1.00102291.62284.2546.0744.950.025154.93334.65151.11326.252070.29
    node1.lanl.goviperf2activeweb1.00102291.62283.9746.0745.570.026154.93334.65151.14326.242095.86
    node1.lanl.goviperf3activeweb0.99102291.62282.8446.0746.620.030154.93334.65142.95325.832136.29
    node1.lanl.gov