Solver Square Comparison: Considers all models.

Date / Time: 01/07/08 20:11:21


Solver comparison utility.

Compares all solver return outcomes (for example optimal, locally optimal, infeasible, unbounded, fail) of one solver with all return outcomes of another solver. Interrupt denotes resource or iteration limit has been reached. Solver CLP is represented on the left (rows) and solver IPOPT-MEHROTRA on top (columns). See the solver return definitions for return codes.

Models having trace data only in one trace file are listed in the "no data" column of the other.


Tracefile 1 :4-CBC-0.trc
Tracefile 2 :7-IPOPT-1.trc
Solvers used : CLP
IPOPT-MEHROTRA
Modeltype(s)   LP



IPOPT-MEHROTRA:
optimal
IPOPT-MEHROTRA:
locally optimal
IPOPT-MEHROTRA:
feasible
IPOPT-MEHROTRA:
infeasible
IPOPT-MEHROTRA:
unbounded
IPOPT-MEHROTRA:
fail
IPOPT-MEHROTRA:
no data
total CLP
CLP:
optimal
92 - 2 - - 15 - 109
CLP:
locally optimal
- - - - - - - -
CLP:
feasible
- - - - - - - -
CLP:
infeasible
- - - - - 4 - 4
CLP:
unbounded
- - - - - - - -
CLP:
fail
2 - - - - 3 - 5
CLP:
no data
- - - - - - - -
total IPOPT-MEHROTRA 94 - 2 - - 22 - 118




Solver return definitions:

OutcomeModel StatusSolver Status
optimal 1 or 15 1
locally optimal 2 any
feasible 7 or 16 or 17 1 or 2 or 3 or 4 or 5
infeasible4 or 5 or 19 1
unbounded3 or 18 1
fail all other all other




Solver Resource Times


CLP: optimal -- IPOPT-MEHROTRA: optimal    Back to top

Modelname Time (CLP) Time (IPOPT-MEHROTRA) Ratio (CLP/IPOPT-MEHROTRA) Obj (CLP) Obj (IPOPT-MEHROTRA)
aa01 1.8300 4.6500 0.394 55535.43638822 55535.43638976
aa03 1.0400 3.2500 0.320 49616.36363636 49616.36363779
air02 0.0700 1.5700 0.045 7640.00000000 7640.00000685
air06 1.0500 3.2600 0.322 49616.36363636 49616.36363779
baxter 0.9400 40.2200 0.023 56007255.67225311 56007255.68220491
car4 1.4000 1.2100 1.157 35.46037017 35.46038611
cari 0.3300 6.2300 0.053 581.89305779 581.89305780
co5 2.6600 5.3400 0.498 714469.55375105 714469.58102212
co9 11.5400 22.8100 0.506 946920.43028456 946920.49646302
cq5 1.2300 4.1700 0.295 400133.80747262 400133.80948837
cq9 5.6000 19.9100 0.281 505541.70980727 505541.70995496
crew1 0.1600 0.6400 0.250 20.55555556 20.55555579
ex3sta1 104.6300 41.0600 2.548 -63.07540325 -63.07540325
fit2d 3.4700 4.8800 0.711 -68464.29329383 -68464.29322686
fit2p 3.7700 0.9800 3.847 68464.29329383 68464.29329394
fome11 0.1900 170.9700 0.001 0.00000000 0.02571471
fome12 0.4100 350.2200 0.001 0.00000000 0.05142942
gen1 1.1400 4.5900 0.248 0.00000122 0.00000165
gen2 41.9100 7.1200 5.886 3.29279078 3.29279078
gen4 54.4500 12.6000 4.321 0.00000285 0.00000934
jendrec1 2.6200 3.1700 0.826 7028.46051135 7028.46051883
ken-11 0.4200 3.2900 0.128 -6972382262.51996900 -6972382262.51996000
ken-13 1.1600 6.9000 0.168 -1.0257394789482E+10 -1.0257394789482E+10
l30 14.9300 1.3300 11.226 0.95266142 0.94206073
lp22 29.7100 103.3100 0.288 458.94459411 458.94465074
maros-r7 2.5500 10.2000 0.250 1497185.16647964 1497185.16647971
mod2 4.7800 1183.6500 0.004 27737371.36444000 27737371.36747100
model10 24.0000 218.6100 0.110 -154599.62130064 -154599.62123266
model11 2.3300 2.0200 1.153 0.00000000 0.00102090
model5 3.6300 7.4700 0.486 -858440.72907343 -858440.71278465
model7 2.5600 25.3000 0.101 49380.08549287 49380.08549798
model9 1.5300 83.0200 0.018 -141123.09361336 -141123.09274295
nemspmm1 3.1300 2.0400 1.534 -327415.83567076 -327415.83567071
nemspmm2 3.1200 3.3700 0.926 -291794.83608908 -291794.82815276
nemswrld 43.4300 36.1000 1.203 260.30896600 260.30906290
nsir1 0.3200 24.4900 0.013 -28909033.00000000 -28909033.00000000
nsir2 0.4900 7.9100 0.062 -27175593.50000000 -27175593.49999990
osa-07 0.2500 19.4100 0.013 535722.51729935 535722.51731281
p010 0.8600 3.6300 0.237 1115047.91511082 1115047.91511097
p05 0.3400 1.5600 0.218 556000.27662588 556000.27662606
pcb3000 0.6900 1.7100 0.404 137416.41961282 137416.43123403
pilot87 10.9100 13.8600 0.787 301.71036566 301.71579925
r05 0.3400 7.6100 0.045 557831.85904066 557831.85904078
rat1 0.3900 14.8900 0.026 1999531.66287928 1999531.66288582
rat5 1.3900 13.4200 0.104 3083707.01043841 3083707.01043848
rosen10 0.1400 0.7700 0.182 -174215.45613870 -174215.45613866
scfxm1-2b-64 3.2800 4.1500 0.790 2877.56386371 2877.56386391
scfxm1-2r-64 1.0300 1.6300 0.632 2877.56386371 2877.56386378
scfxm1-2r-96 2.0400 7.5800 0.269 2891.70611371 2891.70611381
scrs8-2r-512 0.1900 101.6800 0.002 1074.09934157 1074.09934625
scsd8-2b-64 0.3700 1.0100 0.366 15.99866803 15.99866840
scsd8-2c-64 0.3700 1.0100 0.366 14.99923200 14.99923237
scsd8-2r-108 0.1000 0.5600 0.179 23.69999434 23.69999449
scsd8-2r-216 0.2600 1.2600 0.206 23.39998388 23.39998427
sctap1-2b-64 0.8200 2.0700 0.396 484.56000000 484.56000007
slptsk 1.9700 10.9700 0.180 29.89536602 29.89536603
south31 25.5100 3.2900 7.754 1818940197.10106000 1818940197.10111000
stocfor3 1.0100 2.2700 0.445 -39976.78394365 -39976.78394145
testbig 0.9400 1.1700 0.803 -60.42296073 -60.42296055
ulevimin 29.5800 48.5300 0.610 -5191101861.43196900 -5191101861.43194000
wood1p 0.1200 2.0200 0.059 1.44290241 1.44290249
world 5.4000 317.8000 0.017 40364873.11417430 40364873.11464940
bas1lp 1.8000 39.3900 0.046 363.00000000 363.00000000
cre-b 2.8700 3461.4800 0.001 23129639.88683240 23129639.88775590
cre-d 1.8100 2397.6500 0.001 24454969.76454920 24454969.76567270
fome13 0.9200 746.8400 0.001 0.00000000 0.10285884
fome20 3.7100 3440.8100 0.001 23821658640.00000000 23821658640.00090000
ken-18 7.4400 307.3200 0.024 -5.2217025287397E+10 -5.2217025287397E+10
kl02 0.5100 10.7300 0.048 215.25000000 215.25000045
nemsemm2 0.7900 5.8600 0.135 581079.57090469 581079.64415548
nsct2 1.9300 750.4900 0.003 -37175082.00000000 -37175081.99630610
osa-14 0.7300 91.1500 0.008 1106462.84473625 1106462.84478891
osa-30 1.5200 330.9300 0.005 2142139.87320976 2142139.87327632
pds-20 3.7000 3437.3600 0.001 23821658640.00000000 23821658640.00090000
rail507 9.4500 22.9600 0.412 172.14556668 172.14556730
rail516 3.2100 19.3900 0.166 182.00000000 182.00000081
rail582 6.9000 31.8800 0.216 209.71223296 209.71223351
rat7a 18.4500 37.5800 0.491 2074371.41572828 2074371.41572835
rlfddd 0.3200 12.2700 0.026 -13.00000000 -12.99999932
rlfdual 50.8800 57.9300 0.878 -1.00000000 -0.99999942
rlfprim 2.0700 82.3500 0.025 1.00000000 1.00000074
route 0.3700 9.6300 0.038 5941.65027667 5941.65028001
scfxm1-2r-256 13.3600 11.1800 1.195 2891.70611371 2891.70611409
scsd8-2r-432 0.7500 2.9600 0.253 25.79996945 25.79997250
sctap1-2r-480 1.9000 4.7800 0.397 248.50000000 248.50000011
t0331-4l 16.0400 22.9500 0.699 29730.03335194 29730.03335564
us04 6.3100 18.0200 0.350 17731.66666667 17731.66667683
dbic1 266.5700 1590.9200 0.168 -9768973.00000000 -9768973.00014886
dbir2 2.8400 227.6700 0.012 -6116916.50000000 -6116916.49999329
nemsemm1 2.7300 44.1500 0.062 512959.60078798 512959.68358962
nw14 2.6300 295.5400 0.009 61844.00000000 61844.00014182
osa-60 4.9300 1977.1600 0.002 4044072.50315751 4044072.50396332

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CLP: optimal -- IPOPT-MEHROTRA: feasible    Back to top

Modelname Time (CLP) Time (IPOPT-MEHROTRA) Ratio (CLP/IPOPT-MEHROTRA) Obj (CLP) Obj (IPOPT-MEHROTRA)
lpl3 0.7400 3853.7000 0.000 27318.00000000 30010.04036022
rail2586 1743.5600 3601.2100 0.484 935.92182057 940.56063377

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CLP: optimal -- IPOPT-MEHROTRA: fail    Back to top

Modelname Time (CLP) Time (IPOPT-MEHROTRA) Ratio (CLP/IPOPT-MEHROTRA) Obj (CLP) Status (IPOPT-MEHROTRA)
pds-06 0.4100 3600.2300 --- 27761037600.00000000 mstat( 6) sstat( 3)
pds-10 0.8900 3600.2300 --- 26727094976.00000000 mstat( 6) sstat( 3)
fome21 7.9000 3631.3600 --- 47346318912.00000000 mstat( 6) sstat( 3)
nsct1 1.1400 3608.9800 --- -38922436.00000000 mstat( 6) sstat( 3)
pds-30 8.5900 3663.2600 --- 21385445736.00000000 mstat( 6) sstat( 3)
pds-40 15.5800 4005.3300 --- 18855198824.00000000 mstat( 6) sstat( 3)
pds-50 22.1600 NA --- 16603525724.00000000 mstat(13) sstat(10)
pds-60 33.3700 NA --- 14265904407.00000000 mstat(13) sstat(13)
watson_1 86.4600 NA --- -1609.28071548 mstat(13) sstat(10)
dbir1 3.4500 3614.5900 --- -8106707.00000000 mstat( 6) sstat( 3)
pds-100 75.0000 29393.0100 --- 10928229968.00000000 mstat( 6) sstat( 3)
pds-70 44.7900 NA --- 12241162812.00000000 mstat(13) sstat(10)
pds-80 59.1600 NA --- 11469077462.00000000 mstat(13) sstat(13)
pds-90 63.8900 NA --- 11087561635.00000000 mstat(13) sstat(13)
self 5.7900 NA --- 0.00000000 mstat(13) sstat(10)

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CLP: infeasible -- IPOPT-MEHROTRA: fail    Back to top

Modelname Time (CLP) Time (IPOPT-MEHROTRA) Ratio (CLP/IPOPT-MEHROTRA) Status (CLP) Status (IPOPT-MEHROTRA)
bgindy 0.0500 3604.1900 --- mstat(19) sstat( 1) mstat( 6) sstat( 3)
gosh 0.8100 3600.1600 --- mstat(19) sstat( 1) mstat( 6) sstat( 3)
lpl1 0.5000 3609.3600 --- mstat(19) sstat( 1) mstat( 6) sstat( 3)
sgpf5y6 12.7900 NA --- mstat(19) sstat( 1) mstat(13) sstat(10)

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CLP: fail -- IPOPT-MEHROTRA: optimal    Back to top

Modelname Time (CLP) Time (IPOPT-MEHROTRA) Ratio (CLP/IPOPT-MEHROTRA) Status (CLP) Obj (IPOPT-MEHROTRA)
nug15 3600.1700 2928.4300 --- mstat(14) sstat( 3) 1040.99405336
qap15 3600.4100 2520.9100 --- mstat(14) sstat( 3) 1040.99405335

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CLP: fail -- IPOPT-MEHROTRA: fail    Back to top

Modelname Time (CLP) Time (IPOPT-MEHROTRA) Ratio (CLP/IPOPT-MEHROTRA) Status (CLP) Status (IPOPT-MEHROTRA)
nug20 3600.1900 NA --- mstat(14) sstat( 3) mstat(13) sstat(10)
nug30 3600.7100 NA --- mstat(14) sstat( 3) mstat(13) sstat(10)
rail4284 3602.5400 NA --- mstat(14) sstat( 3) mstat(13) sstat(10)

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CLP: optimal:     Back to top

Modelname Time (CLP) Obj (CLP)
aa01 1.8300 55535.43638822
aa03 1.0400 49616.36363636
air02 0.0700 7640.00000000
air06 1.0500 49616.36363636
baxter 0.9400 56007255.67225311
car4 1.4000 35.46037017
cari 0.3300 581.89305779
co5 2.6600 714469.55375105
co9 11.5400 946920.43028456
cq5 1.2300 400133.80747262
cq9 5.6000 505541.70980727
crew1 0.1600 20.55555556
ex3sta1 104.6300 -63.07540325
fit2d 3.4700 -68464.29329383
fit2p 3.7700 68464.29329383
fome11 0.1900 0.00000000
fome12 0.4100 0.00000000
gen1 1.1400 0.00000122
gen2 41.9100 3.29279078
gen4 54.4500 0.00000285
jendrec1 2.6200 7028.46051135
ken-11 0.4200 -6972382262.51996900
ken-13 1.1600 -1.0257394789482E+10
l30 14.9300 0.95266142
lp22 29.7100 458.94459411
lpl3 0.7400 27318.00000000
maros-r7 2.5500 1497185.16647964
mod2 4.7800 27737371.36444000
model10 24.0000 -154599.62130064
model11 2.3300 0.00000000
model5 3.6300 -858440.72907343
model7 2.5600 49380.08549287
model9 1.5300 -141123.09361336
nemspmm1 3.1300 -327415.83567076
nemspmm2 3.1200 -291794.83608908
nemswrld 43.4300 260.30896600
nsir1 0.3200 -28909033.00000000
nsir2 0.4900 -27175593.50000000
osa-07 0.2500 535722.51729935
p010 0.8600 1115047.91511082
p05 0.3400 556000.27662588
pcb3000 0.6900 137416.41961282
pds-06 0.4100 27761037600.00000000
pds-10 0.8900 26727094976.00000000
pilot87 10.9100 301.71036566
r05 0.3400 557831.85904066
rat1 0.3900 1999531.66287928
rat5 1.3900 3083707.01043841
rosen10 0.1400 -174215.45613870
scfxm1-2b-64 3.2800 2877.56386371
scfxm1-2r-64 1.0300 2877.56386371
scfxm1-2r-96 2.0400 2891.70611371
scrs8-2r-512 0.1900 1074.09934157
scsd8-2b-64 0.3700 15.99866803
scsd8-2c-64 0.3700 14.99923200
scsd8-2r-108 0.1000 23.69999434
scsd8-2r-216 0.2600 23.39998388
sctap1-2b-64 0.8200 484.56000000
slptsk 1.9700 29.89536602
south31 25.5100 1818940197.10106000
stocfor3 1.0100 -39976.78394365
testbig 0.9400 -60.42296073
ulevimin 29.5800 -5191101861.43196900
wood1p 0.1200 1.44290241
world 5.4000 40364873.11417430
bas1lp 1.8000 363.00000000
cre-b 2.8700 23129639.88683240
cre-d 1.8100 24454969.76454920
fome13 0.9200 0.00000000
fome20 3.7100 23821658640.00000000
fome21 7.9000 47346318912.00000000
ken-18 7.4400 -5.2217025287397E+10
kl02 0.5100 215.25000000
nemsemm2 0.7900 581079.57090469
nsct1 1.1400 -38922436.00000000
nsct2 1.9300 -37175082.00000000
osa-14 0.7300 1106462.84473625
osa-30 1.5200 2142139.87320976
pds-20 3.7000 23821658640.00000000
pds-30 8.5900 21385445736.00000000
pds-40 15.5800 18855198824.00000000
pds-50 22.1600 16603525724.00000000
pds-60 33.3700 14265904407.00000000
rail507 9.4500 172.14556668
rail516 3.2100 182.00000000
rail582 6.9000 209.71223296
rat7a 18.4500 2074371.41572828
rlfddd 0.3200 -13.00000000
rlfdual 50.8800 -1.00000000
rlfprim 2.0700 1.00000000
route 0.3700 5941.65027667
scfxm1-2r-256 13.3600 2891.70611371
scsd8-2r-432 0.7500 25.79996945
sctap1-2r-480 1.9000 248.50000000
t0331-4l 16.0400 29730.03335194
us04 6.3100 17731.66666667
watson_1 86.4600 -1609.28071548
dbic1 266.5700 -9768973.00000000
dbir1 3.4500 -8106707.00000000
dbir2 2.8400 -6116916.50000000
nemsemm1 2.7300 512959.60078798
nw14 2.6300 61844.00000000
osa-60 4.9300 4044072.50315751
pds-100 75.0000 10928229968.00000000
pds-70 44.7900 12241162812.00000000
pds-80 59.1600 11469077462.00000000
pds-90 63.8900 11087561635.00000000
rail2586 1743.5600 935.92182057
self 5.7900 0.00000000

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CLP: infeasible:     Back to top

Modelname Time (CLP) Status (CLP)
bgindy -- mstat(19) sstat( 1)
gosh -- mstat(19) sstat( 1)
lpl1 -- mstat(19) sstat( 1)
sgpf5y6 -- mstat(19) sstat( 1)

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CLP: fail:     Back to top

Modelname Time (CLP) Status (CLP)
nug15 -- mstat(14) sstat( 3)
qap15 -- mstat(14) sstat( 3)
nug20 -- mstat(14) sstat( 3)
nug30 -- mstat(14) sstat( 3)
rail4284 -- mstat(14) sstat( 3)

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IPOPT-MEHROTRA: optimal:     Back to top

Modelname Time (IPOPT-MEHROTRA) Obj (IPOPT-MEHROTRA)
aa01 4.6500 55535.43638976
aa03 3.2500 49616.36363779
air02 1.5700 7640.00000685
air06 3.2600 49616.36363779
baxter 40.2200 56007255.68220491
car4 1.2100 35.46038611
cari 6.2300 581.89305780
co5 5.3400 714469.58102212
co9 22.8100 946920.49646302
cq5 4.1700 400133.80948837
cq9 19.9100 505541.70995496
crew1 0.6400 20.55555579
ex3sta1 41.0600 -63.07540325
fit2d 4.8800 -68464.29322686
fit2p 0.9800 68464.29329394
fome11 170.9700 0.02571471
fome12 350.2200 0.05142942
gen1 4.5900 0.00000165
gen2 7.1200 3.29279078
gen4 12.6000 0.00000934
jendrec1 3.1700 7028.46051883
ken-11 3.2900 -6972382262.51996000
ken-13 6.9000 -1.0257394789482E+10
l30 1.3300 0.94206073
lp22 103.3100 458.94465074
maros-r7 10.2000 1497185.16647971
mod2 1183.6500 27737371.36747100
model10 218.6100 -154599.62123266
model11 2.0200 0.00102090
model5 7.4700 -858440.71278465
model7 25.3000 49380.08549798
model9 83.0200 -141123.09274295
nemspmm1 2.0400 -327415.83567071
nemspmm2 3.3700 -291794.82815276
nemswrld 36.1000 260.30906290
nsir1 24.4900 -28909033.00000000
nsir2 7.9100 -27175593.49999990
nug15 2928.4300 1040.99405336
osa-07 19.4100 535722.51731281
p010 3.6300 1115047.91511097
p05 1.5600 556000.27662606
pcb3000 1.7100 137416.43123403
pilot87 13.8600 301.71579925
qap15 2520.9100 1040.99405335
r05 7.6100 557831.85904078
rat1 14.8900 1999531.66288582
rat5 13.4200 3083707.01043848
rosen10 0.7700 -174215.45613866
scfxm1-2b-64 4.1500 2877.56386391
scfxm1-2r-64 1.6300 2877.56386378
scfxm1-2r-96 7.5800 2891.70611381
scrs8-2r-512 101.6800 1074.09934625
scsd8-2b-64 1.0100 15.99866840
scsd8-2c-64 1.0100 14.99923237
scsd8-2r-108 0.5600 23.69999449
scsd8-2r-216 1.2600 23.39998427
sctap1-2b-64 2.0700 484.56000007
slptsk 10.9700 29.89536603
south31 3.2900 1818940197.10111000
stocfor3 2.2700 -39976.78394145
testbig 1.1700 -60.42296055
ulevimin 48.5300 -5191101861.43194000
wood1p 2.0200 1.44290249
world 317.8000 40364873.11464940
bas1lp 39.3900 363.00000000
cre-b 3461.4800 23129639.88775590
cre-d 2397.6500 24454969.76567270
fome13 746.8400 0.10285884
fome20 3440.8100 23821658640.00090000
ken-18 307.3200 -5.2217025287397E+10
kl02 10.7300 215.25000045
nemsemm2 5.8600 581079.64415548
nsct2 750.4900 -37175081.99630610
osa-14 91.1500 1106462.84478891
osa-30 330.9300 2142139.87327632
pds-20 3437.3600 23821658640.00090000
rail507 22.9600 172.14556730
rail516 19.3900 182.00000081
rail582 31.8800 209.71223351
rat7a 37.5800 2074371.41572835
rlfddd 12.2700 -12.99999932
rlfdual 57.9300 -0.99999942
rlfprim 82.3500 1.00000074
route 9.6300 5941.65028001
scfxm1-2r-256 11.1800 2891.70611409
scsd8-2r-432 2.9600 25.79997250
sctap1-2r-480 4.7800 248.50000011
t0331-4l 22.9500 29730.03335564
us04 18.0200 17731.66667683
dbic1 1590.9200 -9768973.00014886
dbir2 227.6700 -6116916.49999329
nemsemm1 44.1500 512959.68358962
nw14 295.5400 61844.00014182
osa-60 1977.1600 4044072.50396332

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IPOPT-MEHROTRA: feasible:     Back to top

Modelname Time (IPOPT-MEHROTRA) Obj (IPOPT-MEHROTRA)
lpl3 3853.7000 30010.04036022
rail2586 3601.2100 940.56063377

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IPOPT-MEHROTRA: fail:     Back to top

Modelname Time (IPOPT-MEHROTRA) Status (IPOPT-MEHROTRA)
bgindy -- mstat( 6) sstat( 3)
gosh -- mstat( 6) sstat( 3)
pds-06 -- mstat( 6) sstat( 3)
pds-10 -- mstat( 6) sstat( 3)
fome21 -- mstat( 6) sstat( 3)
lpl1 -- mstat( 6) sstat( 3)
nsct1 -- mstat( 6) sstat( 3)
nug20 -- mstat(13) sstat(10)
pds-30 -- mstat( 6) sstat( 3)
pds-40 -- mstat( 6) sstat( 3)
pds-50 -- mstat(13) sstat(10)
pds-60 -- mstat(13) sstat(13)
sgpf5y6 -- mstat(13) sstat(10)
watson_1 -- mstat(13) sstat(10)
dbir1 -- mstat( 6) sstat( 3)
nug30 -- mstat(13) sstat(10)
pds-100 -- mstat( 6) sstat( 3)
pds-70 -- mstat(13) sstat(10)
pds-80 -- mstat(13) sstat(13)
pds-90 -- mstat(13) sstat(13)
rail4284 -- mstat(13) sstat(10)
self -- mstat(13) sstat(10)

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