Date / Time: | 01/28/08 11:14:04 |
Tracefile 1 : | 1-CBC2004.trc |
Tracefile 2 : | 5-IPOPT2008.trc |
Solvers used : | CBC2004 |
IPOPT2008 | |
Modeltype(s) |   LP |
Threshold: Solver Faster | 10% |
Threshold: Solver Much Faster | 50% |
Threshold: Solver Infinitely Faster | Other solver failed |
Total | Obj CBC2004 better | Obj same | Obj IPOPT2008 better | |
Solver CBC2004 infinitely faster : | 10 | 10 | - | - |
Solver CBC2004 much faster : | 49 | 5 | 44 | - |
Solver CBC2004 faster : | 11 | - | 11 | - |
Solvers perform the same : | 7 | 1 | 6 | - |
Solver IPOPT2008 faster : | 11 | - | 11 | - |
Solver IPOPT2008 much faster : | 10 | - | 9 | 1 |
Solver IPOPT2008 infinitely faster : | 8 | - | - | 8 |
Both solvers failed to solve optimally : | 14 | - | 14 | - |
Total models: : | 120 | 16 | 95 | 9 |
Outcome | Model Status | Solver 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 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
pds-06 | 3.8800 | fail | -- | 2.77610376E+10 | 2.28359671E+10 |
pds-10 | 16.3000 | fail | -- | 2.67270950E+10 | 2.11376299E+09 |
cre-b | 101.5700 | fail | -- | 2.31296399E+07 | 2.31299404E+07 |
fome20 | 201.5600 | fail | -- | 2.38216586E+10 | 2.38218707E+10 |
fome21 | 458.8000 | fail | -- | 4.73463189E+10 | 4.74113316E+10 |
pds-20 | 187.4400 | fail | -- | 2.38216586E+10 | 2.38220039E+10 |
pds-30 | 683.4400 | fail | -- | 2.13854457E+10 | 2.13329680E+10 |
pds-40 | 1267.7100 | fail | -- | 1.88551988E+10 | 1.61452480E+10 |
pds-50 | 1777.9000 | fail | -- | 1.66035257E+10 | 8.96843273E+09 |
pds-60 | 2534.8000 | fail | -- | 1.42659044E+10 | NA |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
fome11 | 0.0800 | 496.5200 | 0.000 | 0.00000000E+00 | 2.57147096E-02 |
fome12 | 0.1500 | 1012.5000 | 0.000 | 0.00000000E+00 | 5.14294193E-02 |
lpl3 | 11.3100 | 3825.6600 | 0.003 | 2.73180000E+04 | 4.21323465E+04 |
fome13 | 0.3100 | 2111.0800 | 0.000 | 0.00000000E+00 | 1.02858839E-01 |
watson_1 | 1739.3500 | 3972.5200 | 0.438 | -1.60928078E+03 | -1.58614353E+03 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
aa01 | 4.8400 | 14.4700 | 0.334 | 5.55354364E+04 | 5.55354364E+04 |
aa03 | 2.2900 | 9.0200 | 0.254 | 4.96163636E+04 | 4.96163636E+04 |
air02 | 0.0700 | 2.5200 | 0.028 | 7.64000000E+03 | 7.64000001E+03 |
air06 | 2.2900 | 9.1400 | 0.251 | 4.96163636E+04 | 4.96163636E+04 |
baxter | 12.4400 | 83.2600 | 0.149 | 5.60072557E+07 | 5.60072557E+07 |
cari | 0.2100 | 15.9200 | 0.013 | 5.81893058E+02 | 5.81893058E+02 |
crew1 | 0.4100 | 1.0000 | 0.410 | 2.05555556E+01 | 2.05555558E+01 |
ex3sta1 | 28.3100 | 110.8100 | 0.255 | -6.30754033E+01 | -6.30754033E+01 |
fit2d | 1.5000 | 8.8900 | 0.169 | -6.84642933E+04 | -6.84642932E+04 |
ken-11 | 2.8400 | 5.7200 | 0.497 | -6.97238226E+09 | -6.97238226E+09 |
lp22 | 70.0600 | 312.5200 | 0.224 | 4.58944594E+02 | 4.58944669E+02 |
mod2 | 82.7900 | 482.1800 | 0.172 | 2.77373714E+07 | 2.77373716E+07 |
model7 | 15.8800 | 378.0900 | 0.042 | 4.93800855E+04 | 4.93800855E+04 |
osa-07 | 1.1500 | 27.4100 | 0.042 | 5.35722517E+05 | 5.35722517E+05 |
pcb3000 | 1.3200 | 3.0900 | 0.427 | 1.37416420E+05 | 1.37416431E+05 |
r05 | 3.1700 | 15.0900 | 0.210 | 5.57831859E+05 | 5.57831859E+05 |
scrs8-2r-512 | 1.5500 | 203.2200 | 0.008 | 1.07409934E+03 | 1.07409935E+03 |
scsd8-2b-64 | 0.5000 | 1.6900 | 0.296 | 1.59986680E+01 | 1.59986684E+01 |
scsd8-2c-64 | 0.5000 | 1.7800 | 0.281 | 1.49992320E+01 | 1.49992324E+01 |
scsd8-2r-108 | 0.1000 | 1.0900 | 0.092 | 2.36999943E+01 | 2.36999945E+01 |
scsd8-2r-216 | 0.3800 | 2.2500 | 0.169 | 2.33999840E+01 | 2.33999843E+01 |
sctap1-2b-64 | 1.4700 | 3.9000 | 0.377 | 4.84560000E+02 | 4.84560000E+02 |
slptsk | 4.5200 | 18.5200 | 0.244 | 2.98953660E+01 | 2.98953660E+01 |
wood1p | 0.1400 | 3.8100 | 0.037 | 1.44290241E+00 | 1.44290249E+00 |
world | 70.5200 | 330.2500 | 0.214 | 4.03648732E+07 | 4.03648731E+07 |
bas1lp | 0.9100 | 110.3300 | 0.008 | 3.63000000E+02 | 3.63000000E+02 |
cre-d | 46.1800 | 3809.3600 | 0.012 | 2.44549698E+07 | 2.44549703E+07 |
ken-18 | 149.3000 | 578.4100 | 0.258 | -5.22170253E+10 | -5.22170253E+10 |
kl02 | 0.6600 | 19.3800 | 0.034 | 2.15250000E+02 | 2.15250000E+02 |
nemsemm2 | 2.3800 | 10.6500 | 0.223 | 5.81079571E+05 | 5.81079644E+05 |
nsct2 | 11.4200 | 1777.2900 | 0.006 | -3.71750820E+07 | -3.71750820E+07 |
osa-14 | 5.4700 | 155.4600 | 0.035 | 1.10646284E+06 | 1.10646284E+06 |
osa-30 | 34.6500 | 621.6700 | 0.056 | 2.14213987E+06 | 2.14213987E+06 |
rail516 | 8.1900 | 35.9400 | 0.228 | 1.82000000E+02 | 1.82000001E+02 |
rail582 | 16.2700 | 58.8100 | 0.277 | 2.09712233E+02 | 2.09712234E+02 |
rlfddd | 0.6100 | 33.0200 | 0.018 | -1.30000000E+01 | -1.29999993E+01 |
rlfdual | 24.3200 | 188.9900 | 0.129 | -1.00000000E+00 | -9.99999417E-01 |
rlfprim | 6.5900 | 248.1000 | 0.027 | 1.00000000E+00 | 1.00000074E+00 |
route | 1.2400 | 18.6800 | 0.066 | 5.94165028E+03 | 5.94165028E+03 |
scsd8-2r-432 | 1.1700 | 5.1000 | 0.229 | 2.57999697E+01 | 2.57999725E+01 |
us04 | 0.5500 | 31.6100 | 0.017 | 1.77316667E+04 | 1.77316667E+04 |
nemsemm1 | 5.6400 | 74.8300 | 0.075 | 5.12959601E+05 | 5.12959684E+05 |
nw14 | 1.6500 | 759.7700 | 0.002 | 6.18440000E+04 | 6.18440001E+04 |
self | 17.8300 | 418.5400 | 0.043 | 0.00000000E+00 | 2.08140901E-10 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
car4 | 2.1900 | 2.4700 | 0.887 | 3.54603702E+01 | 3.54603861E+01 |
co5 | 8.3300 | 11.8200 | 0.705 | 7.14469554E+05 | 7.14469563E+05 |
co9 | 47.0400 | 66.2300 | 0.710 | 9.46920430E+05 | 9.46920431E+05 |
cq5 | 4.9400 | 8.3000 | 0.595 | 4.00133807E+05 | 4.00133852E+05 |
cq9 | 32.7200 | 55.8300 | 0.586 | 5.05541710E+05 | 5.05541710E+05 |
jendrec1 | 3.6400 | 5.3700 | 0.678 | 7.02846050E+03 | 7.02846052E+03 |
p010 | 5.6300 | 6.6700 | 0.844 | 1.11504792E+06 | 1.11504792E+06 |
p05 | 1.7000 | 2.8200 | 0.603 | 5.56000277E+05 | 5.56000277E+05 |
pilot87 | 62.8800 | 100.2800 | 0.627 | 3.01710347E+02 | 3.01713357E+02 |
rosen10 | 0.9600 | 1.3400 | 0.716 | -1.74215456E+05 | -1.74215456E+05 |
rail507 | 21.8500 | 40.4400 | 0.540 | 1.72145567E+02 | 1.72145567E+02 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
model11 | 3.9700 | 3.8400 | 1.034 | 0.00000000E+00 | 1.02089865E-03 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
aa3 | 0.0000 | 0.0000 | --- | 0.00000000E+00 | 0.00000000E+00 |
aa4 | 0.0000 | 0.0000 | --- | 0.00000000E+00 | 0.00000000E+00 |
aa5 | 0.0000 | 0.0000 | --- | 0.00000000E+00 | 0.00000000E+00 |
aa6 | 0.0000 | 0.0000 | --- | 0.00000000E+00 | 0.00000000E+00 |
ken-13 | 11.1500 | 12.1900 | 0.915 | -1.02573948E+10 | -1.02573948E+10 |
model5 | 16.3100 | 16.5900 | 0.983 | -8.58440729E+05 | -8.58440713E+05 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
gen1 | 19.2800 | 14.4600 | 1.333 | 5.20042799E-07 | 1.64555231E-06 |
gen4 | 73.6200 | 39.9400 | 1.843 | 1.32852119E-06 | 9.34175517E-06 |
maros-r7 | 44.7100 | 36.6500 | 1.220 | 1.49718517E+06 | 1.49718517E+06 |
model10 | 344.9900 | 253.0800 | 1.363 | -1.54599570E+05 | -1.54599602E+05 |
model9 | 5.4000 | 4.2000 | 1.286 | -1.41123091E+05 | -1.41123078E+05 |
nemswrld | 166.8100 | 133.0500 | 1.254 | 2.60308966E+02 | 2.60309062E+02 |
rat5 | 77.0100 | 55.0400 | 1.399 | 3.08370701E+06 | 3.08370701E+06 |
scfxm1-2b-64 | 14.6300 | 7.4200 | 1.972 | 2.87756386E+03 | 2.87756386E+03 |
scfxm1-2r-64 | 3.5200 | 2.7200 | 1.294 | 2.87756386E+03 | 2.87756386E+03 |
scfxm1-2r-96 | 8.8700 | 5.2400 | 1.693 | 2.89170611E+03 | 2.89170612E+03 |
t0331-4l | 71.7600 | 49.8500 | 1.440 | 2.97300334E+04 | 2.97300334E+04 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
fit2p | 9.5000 | 1.6400 | 5.793 | 6.84642933E+04 | 6.84642933E+04 |
gen2 | 70.6300 | 23.0900 | 3.059 | 3.29279078E+00 | 3.29279078E+00 |
nemspmm1 | 14.7000 | 3.4800 | 4.224 | -3.27415836E+05 | -3.27415836E+05 |
nemspmm2 | 16.5100 | 5.9100 | 2.794 | -2.91794836E+05 | -2.91794828E+05 |
rat1 | 127.6000 | 62.0000 | 2.058 | 1.99953166E+06 | 1.99953166E+06 |
south31 | 70.3600 | 6.4800 | 10.858 | 1.81894020E+09 | 1.81894020E+09 |
stocfor3 | 11.8300 | 4.4600 | 2.652 | -3.99767839E+04 | -3.99767839E+04 |
testbig | 5.7400 | 2.4100 | 2.382 | -6.04229607E+01 | -6.04229605E+01 |
rat7a | 413.1700 | 160.2000 | 2.579 | 2.07437142E+06 | 2.07437142E+06 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
l30 | 37.4900 | 2.7300 | 13.733 | 9.52661199E-01 | 9.52179223E-01 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
nsir1 | infeasible | 58.4900 | -- | -3.15035900E+07 | -2.89090330E+07 |
nsir2 | infeasible | 18.8000 | -- | -2.88980360E+07 | -2.71755935E+07 |
nug15 | infeasible | 3640.1900 | -- | 8.62786712E+02 | 1.04099790E+03 |
qap15 | infeasible | 3748.4000 | -- | 8.35443283E+02 | 1.04099451E+03 |
ulevimin | infeasible | 149.3700 | -- | -5.19198575E+09 | -5.19110186E+09 |
dbic1 | infeasible | 3290.6800 | -- | -1.00000000E+20 | -9.76897300E+06 |
dbir2 | infeasible | 637.7000 | -- | -6.65951550E+06 | -6.11691650E+06 |
rail4284 | fail | 7231.9500 | -- | NA | 2.11919800E+07 |
Modelname | Time (CBC2004) | Time (IPOPT2008) | Ratio (CBC2004 / IPOPT2008) | Obj (CBC2004) | Obj (IPOPT2008) |
bgindy | infeasible | fail | -- | 9.55484000E+06 | 6.13151538E+17 |
gosh | infeasible | fail | -- | 2.35994385E+02 | 7.07682701E+14 |
lpl1 | infeasible | fail | -- | 2.84200000E+06 | 4.12249696E+12 |
nsct1 | infeasible | fail | -- | -3.90925630E+07 | -2.20578599E+07 |
nug20 | infeasible | fail | -- | 8.96328302E+02 | 1.06509674E+07 |
sgpf5y6 | infeasible | fail | -- | 1.21116221E+06 | NA |
dbir1 | infeasible | fail | -- | -8.10266600E+06 | -8.10705967E+06 |
nug30 | fail | fail | -- | NA | NA |
osa-60 | fail | fail | -- | NA | 5.68360517E+09 |
pds-100 | fail | fail | -- | NA | 8.08778775E+08 |
pds-70 | fail | fail | -- | NA | 3.71765814E+09 |
pds-80 | fail | fail | -- | NA | NA |
pds-90 | fail | fail | -- | NA | NA |
rail2586 | fail | fail | -- | NA | NA |