Resource Times:

Date / Time: 01/07/08 20:11:22


See the solver return definitions for optimal/feasible model and solve statuses. Solutions are not checked for how close they are to eachother. Resource times are considered the same, if they are within 10% of eachother. A solver is considered faster than another, if it is less than 50% faster than the other. A solver is considered much faster than another, if it is more than 50% faster than the other.

If a model was not solved optimal/feasible by both solvers, the resource time is considered the same. If a model was solved optimal/feasible by solver A but not by solver B, then solver A is considered infinitely faster than solver B. Similarly, if one solver has trace data and the other has no data, then the first solver is consideredinfinitely faster.

A solver is considered to have a better objective function value, if the relative objective value difference is greater than 1.00E-05 For objective values below 1e-1 we use absolute differences.

Tracefile 1 :1-CPLEX-0.trc
Tracefile 2 :3-CPLEX-0.trc
Solvers used : CPLEX11
CPLEX10
Modeltype(s)   LP
Threshold: Solver Faster 10%
Threshold: Solver Much Faster 50%
Threshold: Solver Infinitely Faster Other solver failed


Total Obj CPLEX11 better Obj same Obj CPLEX10 better
Solver CPLEX11 infinitely faster :- - - -
Solver CPLEX11 much faster :- - - -
Solver CPLEX11 faster : 11 - 11 -
Solvers perform the same : 83 - 83 -
Solver CPLEX10 faster : 17 - 17 -
Solver CPLEX10 much faster : 1 - 1 -
Solver CPLEX10 infinitely faster :- - - -
Both solvers failed to solve optimally : 6 - 6 -
Total models: : 11801180




Solver return definition:

OutcomeModel StatusSolver Status
globally optimal 1 or 15 1
locally optimal/feasible 2 or 7 or 16 or 17 1 or 2 or 3 or 4 or 5




Resource Times:

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Solver CPLEX11 faster - Obj same for both solvers:

Modelname Time (CPLEX11) Time (CPLEX10) Ratio (CPLEX11 / CPLEX10) Obj (CPLEX11) Obj (CPLEX10)
aa030.84001.00000.840 4.96163636E+04 4.96163636E+04
air060.84001.02000.824 4.96163636E+04 4.96163636E+04
cq93.55004.38000.811 5.05541710E+05 5.05541710E+05
model71.89002.81000.673 4.93800855E+04 4.93800855E+04
rosen100.28000.40000.700 -1.74215456E+05 -1.74215456E+05
scfxm1-2b-641.40001.63000.859 2.87756386E+03 2.87756386E+03
cre-d0.94001.08000.870 2.44549698E+07 2.44549698E+07
pds-306.58007.41000.888 2.13854457E+10 2.13854457E+10
rail5075.35005.96000.898 1.72145567E+02 1.72145567E+02
scfxm1-2r-2565.92006.66000.889 2.89170611E+03 2.89170611E+03
t0331-4l11.710013.84000.846 2.97300334E+04 2.97300334E+04

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Solvers perform the same - Obj same for both solvers:

Modelname Time (CPLEX11) Time (CPLEX10) Ratio (CPLEX11 / CPLEX10) Obj (CPLEX11) Obj (CPLEX10)
aa011.58001.54001.026 5.55354364E+04 5.55354364E+04
air020.06000.06001.000 7.64000000E+03 7.64000000E+03
baxter0.84000.85000.988 5.60072557E+07 5.60072557E+07
car40.42000.41001.024 3.54603702E+01 3.54603702E+01
co96.44006.67000.966 9.46920430E+05 9.46920430E+05
cq51.18001.20000.983 4.00133807E+05 4.00133807E+05
crew10.21000.20001.050 2.05555556E+01 2.05555556E+01
ex3sta119.140021.22000.902 -6.30754033E+01 -6.30754033E+01
fit2d0.41000.42000.976 -6.84642933E+04 -6.84642933E+04
fit2p2.13002.20000.968 6.84642933E+04 6.84642933E+04
fome120.34000.32001.063 0.00000000E+00 0.00000000E+00
gen10.12000.13000.923 6.62141474E-10 6.62136997E-10
gen29.63008.92001.080 3.29279078E+00 3.29279078E+00
gen40.86000.81001.062 0.00000000E+00 0.00000000E+00
jendrec10.96000.95001.011 7.02846051E+03 7.02846051E+03
ken-110.27000.27001.000 -6.97238226E+09 -6.97238226E+09
ken-130.78000.78001.000 -1.02573948E+10 -1.02573948E+10
l3012.750011.99001.063 9.52661380E-01 9.52661331E-01
lp2217.360017.48000.993 4.58944594E+02 4.58944594E+02
lpl31.01000.98001.031 2.73180000E+04 2.73180000E+04
maros-r71.38001.39000.993 1.49718517E+06 1.49718517E+06
model107.25007.00001.036 -1.54599621E+05 -1.54599621E+05
model110.46000.46001.000 0.00000000E+00 0.00000000E+00
model90.72000.72001.000 -1.41123094E+05 -1.41123094E+05
nemspmm12.32002.44000.951 -3.27415836E+05 -3.27415836E+05
nemspmm22.24002.32000.966 -2.91794836E+05 -2.91794836E+05
nemswrld23.550023.39001.007 2.60308966E+02 2.60308966E+02
nsir20.26000.25001.040 -2.71755935E+07 -2.71755935E+07
nug151338.45001349.77000.992 1.04099404E+03 1.04099404E+03
p0100.50000.52000.962 1.11504792E+06 1.11504792E+06
p050.24000.24001.000 5.56000277E+05 5.56000277E+05
pcb30000.49000.48001.021 1.37416420E+05 1.37416420E+05
pds-060.30000.27001.111 2.77610376E+10 2.77610376E+10
pds-100.62000.61001.016 2.67270950E+10 2.67270950E+10
pilot878.06008.07000.999 3.01710616E+02 3.01710359E+02
qap151304.21001318.53000.989 1.04099404E+03 1.04099404E+03
rat10.32000.30001.067 1.99953166E+06 1.99953166E+06
rat50.90000.90001.000 3.08370701E+06 3.08370701E+06
scfxm1-2r-961.12001.16000.966 2.89170611E+03 2.89170611E+03
scsd8-2b-640.26000.26001.000 1.59986680E+01 1.59986680E+01
scsd8-2r-1080.11000.11001.000 2.36999945E+01 2.36999945E+01
scsd8-2r-2160.23000.22001.045 2.33999839E+01 2.33999839E+01
sctap1-2b-640.28000.30000.933 4.84560000E+02 4.84560000E+02
slptsk0.80000.81000.988 2.98953660E+01 2.98953660E+01
south3136.120039.11000.924 1.81894020E+09 1.81894020E+09
stocfor30.72000.68001.059 -3.99767839E+04 -3.99767839E+04
testbig0.24000.24001.000 -6.04229607E+01 -6.04229607E+01
ulevimin11.480011.87000.967 -5.19110186E+09 -5.19110186E+09
world2.62002.79000.939 4.03648731E+07 4.03648731E+07
cre-b1.68001.80000.933 2.31296399E+07 2.31296399E+07
fome130.63000.66000.955 0.00000000E+00 0.00000000E+00
fome202.96003.08000.961 2.38216586E+10 2.38216586E+10
fome217.82007.97000.981 4.73463189E+10 4.73463189E+10
ken-185.05005.14000.982 -5.22170253E+10 -5.22170253E+10
kl020.30000.27001.111 2.15250000E+02 2.15250000E+02
nemsemm20.49000.46001.065 5.81079571E+05 5.81079571E+05
nsct20.87000.83001.048 -3.71750820E+07 -3.71750820E+07
osa-140.45000.50000.900 1.10646284E+06 1.10646284E+06
osa-301.06001.05001.010 2.14213987E+06 2.14213987E+06
pds-202.98003.08000.968 2.38216586E+10 2.38216586E+10
pds-4011.140011.70000.952 1.88551988E+10 1.88551988E+10
pds-5018.170018.22000.997 1.66035257E+10 1.66035257E+10
pds-6026.600025.66001.037 1.42659044E+10 1.42659044E+10
rail5162.43002.52000.964 1.82000000E+02 1.82000000E+02
rail5823.36003.42000.982 2.09712233E+02 2.09712233E+02
rat7a6.65006.54001.017 2.07437142E+06 2.07437142E+06
rlfdual5.15005.34000.964 -1.00000000E+00 -1.00000000E+00
rlfprim0.78000.74001.054 1.00000000E+00 1.00000000E+00
route0.32000.32001.000 5.94165028E+03 5.94165028E+03
sctap1-2r-4800.84000.88000.955 2.48500000E+02 2.48500000E+02
us040.32000.31001.032 1.77316667E+04 1.77316667E+04
watson_115.440014.34001.077 -1.60928080E+03 -1.60928080E+03
dbic163.060066.50000.948 -9.76897300E+06 -9.76897300E+06
dbir10.78000.81000.963 -8.10670700E+06 -8.10670700E+06
dbir21.28001.28001.000 -6.11691650E+06 -6.11691650E+06
nemsemm11.02001.04000.981 5.12959601E+05 5.12959601E+05
nw141.00001.01000.990 6.18440000E+04 6.18440000E+04
pds-10053.810056.03000.960 1.09282300E+10 1.09282300E+10
pds-7034.490034.48001.000 1.22411628E+10 1.22411628E+10
pds-8044.270044.86000.987 1.14690775E+10 1.14690775E+10
pds-9052.990054.96000.964 1.10875616E+10 1.10875616E+10
rail2586974.3800929.88001.048 9.35921821E+02 9.35921821E+02
rail42842431.57002681.72000.907 1.05405449E+03 1.05405449E+03

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Solver CPLEX10 faster - Obj same for both solvers:

Modelname Time (CPLEX11) Time (CPLEX10) Ratio (CPLEX11 / CPLEX10) Obj (CPLEX11) Obj (CPLEX10)
cari0.10000.06001.667 5.81893058E+02 5.81893058E+02
co51.53001.37001.117 7.14469554E+05 7.14469554E+05
fome110.18000.15001.200 0.00000000E+00 0.00000000E+00
mod23.12002.76001.130 2.77373714E+07 2.77373714E+07
model52.26001.86001.215 -8.58440729E+05 -8.58440729E+05
nsir10.10000.09001.111 -2.89090330E+07 -2.89090330E+07
osa-070.20000.18001.111 5.35722517E+05 5.35722517E+05
r050.26000.21001.238 5.57831859E+05 5.57831859E+05
scfxm1-2r-640.95000.82001.159 2.87756386E+03 2.87756386E+03
scrs8-2r-5120.16000.14001.143 1.07409934E+03 1.07409934E+03
scsd8-2c-640.28000.24001.167 1.49992320E+01 1.49992320E+01
wood1p0.06000.05001.200 1.44290241E+00 1.44290241E+00
nsct10.49000.44001.114 -3.89224360E+07 -3.89224360E+07
rlfddd0.36000.32001.125 -1.30000000E+01 -1.30000000E+01
scsd8-2r-4320.54000.47001.149 2.57999696E+01 2.57999696E+01
osa-602.69002.40001.121 4.04407250E+06 4.04407250E+06
self5.48003.87001.416 0.00000000E+00 0.00000000E+00

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Solver CPLEX10 much faster - Obj same for both solvers:

Modelname Time (CPLEX11) Time (CPLEX10) Ratio (CPLEX11 / CPLEX10) Obj (CPLEX11) Obj (CPLEX10)
bas1lp8.11003.20002.534 3.63000000E+02 3.63000000E+02

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Both solvers failed to solve optimally - Obj same for both solvers:

Modelname Time (CPLEX11) Time (CPLEX10) Ratio (CPLEX11 / CPLEX10) Obj (CPLEX11) Obj (CPLEX10)
bgindyinfeasible infeasible -- 6.14604248E+04 6.14604248E+04
goshinfeasible infeasible -- 4.91202465E+01 5.76638122E+01
lpl1infeasible infeasible -- 3.61926802E+02 3.62181023E+02
nug20fail fail -- 1.70341797E+03 1.21494160E+09
sgpf5y6infeasible infeasible -- 7.18242695E+09 1.20307285E+10
nug30fail fail -- 1.60000000E+01 9.45906494E+00

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