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Benchmark results

As with all benchmarks, your mileage may vary :)

With PMLB's adult dataset

48842 rows of data and 14 features.

library time (s) memory (MB)
liblinear 6.473 137.4
lisbon with cpu=native 4.918 127.7
lisbon without cpu=native 6.050 127.7
Click for details

liblinear

liblinear took 6.473016023635864 seconds and 1000 iterations
last 10 coefficients:  [[ 0.00066071  0.00200457  0.0010956   0.00202347  0.00089573 -0.00021549
  -0.00014445 -0.00031917  0.00087296  0.01139567]]
Intercept:  [0.00033345]
Max memory usage:  137.41015625

With RUSTFLAGS='-C target-cpu=native'

lisbon took 4.918327808380127 seconds and 1000 iterations
last 10 coefficients:  [[ 0.00066071  0.00200457  0.0010956   0.00202347  0.00089573 -0.00021549
  -0.00014445 -0.00031917  0.00087296  0.01139567]]
Intercept:  [0.00033345]
Max memory usage:  127.734375

Without RUSTFLAGS='-C target-cpu=native'

lisbon took 6.049740791320801 seconds and 1000 iterations
last 10 coefficients:  [[ 0.00066071  0.00200457  0.0010956   0.00202347  0.00089573 -0.00021549
  -0.00014445 -0.00031917  0.00087296  0.01139567]]
Intercept:  [0.00033345]
Max memory usage:  127.74609375

With Arabesque's dataset

210447 rows of data and 1000 features.

library time (s) memory (MB)
liblinear 41.096 5765.0
lisbon with cpu=native 25.569 2539.4
lisbon without cpu=native 38.162 2538.5
Click for details

liblinear

liblinear took 41.09577989578247 seconds and 8200 iterations
last 10 coefficients:  [[ 2.16037238  0.47328366  2.19392385  0.87080528  1.58050211 -0.61958832
  -0.70398499  0.1571059  -0.79993815 -3.43818232]]
Intercept:  [-0.14189001]
Max memory usage:  5765.00390625

With RUSTFLAGS='-C target-cpu=native'

lisbon took 25.569344520568848 seconds and 8200 iterations
last 10 coefficients:  [[ 2.16037238  0.47328366  2.19392385  0.87080528  1.58050211 -0.61958832
  -0.70398499  0.1571059  -0.79993815 -3.43818232]]
Intercept:  [-0.14189001]
Max memory usage:  2539.4375

Without RUSTFLAGS='-C target-cpu=native'

lisbon took 38.161619424819946 seconds and 8200 iterations
last 10 coefficients:  [[ 2.16037238  0.47328366  2.19392385  0.87080528  1.58050211 -0.61958832
  -0.70398499  0.1571059  -0.79993815 -3.43818232]]
Intercept:  [-0.14189001]
Max memory usage:  2538.50390625

With Arabesque's bigger dataset

747922 rows of data and 1000 features.

library time (s) memory (MB)
liblinear 84.259 20205.0
lisbon with cpu=native 50.791 8742.1
lisbon without cpu=native 76.959 8741.7
Click for details

liblinear

liblinear took 84.25864148139954 seconds and 10000 iterations
last 10 coefficients:  [[-2.03525229  2.05070747  0.26083448  0.97163776  2.89743793  1.46319187
   3.3082313  -3.31360901  0.31717845 -4.85035968]]
Intercept:  [0.55134394]
Max memory usage:  20204.97265625

With RUSTFLAGS='-C target-cpu=native'

lisbon took 50.790966272354126 seconds and 10000 iterations
last 10 coefficients:  [[-2.03525229  2.05070747  0.26083448  0.97163776  2.89743793  1.46319187
   3.3082313  -3.31360901  0.31717845 -4.85035968]]
Intercept:  [0.55134394]
Max memory usage:  8742.1484375

Without RUSTFLAGS='-C target-cpu=native'

lisbon took 76.95874190330505 seconds and 10000 iterations
last 10 coefficients:  [[-2.03525229  2.05070747  0.26083448  0.97163776  2.89743793  1.46319187
   3.3082313  -3.31360901  0.31717845 -4.85035968]]
Intercept:  [0.55134394]
Max memory usage:  8741.66015625