perf

Performance comparison between francis and bacon

This directory contains some performance comparisons between Francis and Bacon. Any improvements and fixes are welcome.

Running performance tests

Performance tests can be run by using the following commands (run npm i first):

npm start       # run performance tests
npm run mem     # run memory tests

Running visualized performance comparisons

Some tests have a graphical visualization drawn to HTML canvas. You can compile and run the visalizations page by using the following command:

npm run visualize

Latest test results

These tests were run with MacBook Pro 15" (2013) at 2019-01-09.

$ node --version
v11.5.0

$ npm start

System information:
 > CPU: Intel® Core™ i7-4980HQ, 2.80 GHz, 8 cores
 > Memory: 17.2 GB total, 12.3 GB available

Running suite mapfilter...

francis stream.map().filter() x 1 (1000 events)    x 7,478 ops/sec ±2.07% (74 runs sampled)
francis stream.map().filter() x 100 (1000 events)  x 4,465 ops/sec ±2.59% (81 runs sampled)
bacon   stream.map().filter() x 1 (1000 events)    x 506 ops/sec ±1.48% (77 runs sampled)
bacon   stream.map().filter() x 100 (1000 events)  x 451 ops/sec ±1.89% (79 runs sampled)
kefir   stream.map().filter() x 1 (1000 events)    x 5,634 ops/sec ±0.90% (79 runs sampled)
kefir   stream.map().filter() x 100 (1000 events)  x 3,966 ops/sec ±0.77% (80 runs sampled)

Running suite pmapfilter...

francis property.map().filter() x 1 (1000 events)    x 6,631 ops/sec ±1.00% (81 runs sampled)
francis property.map().filter() x 100 (1000 events)  x 3,942 ops/sec ±0.49% (83 runs sampled)
bacon   property.map().filter() x 1 (1000 events)    x 459 ops/sec ±1.39% (77 runs sampled)
bacon   property.map().filter() x 100 (1000 events)  x 411 ops/sec ±1.56% (77 runs sampled)
kefir   property.map().filter() x 1 (1000 events)    x 2,913 ops/sec ±0.64% (83 runs sampled)
kefir   property.map().filter() x 100 (1000 events)  x 1,937 ops/sec ±0.54% (81 runs sampled)

Running suite flatmaplatest...

francis stream.flatMapLatest() (10 x 1000 events)  x 1,227 ops/sec ±1.02% (79 runs sampled)
francis stream.flatMapLatest() (1000 x 10 events)  x 761 ops/sec ±2.20% (81 runs sampled)
bacon   stream.flatMapLatest() (10 x 1000 events)  x 85.12 ops/sec ±1.15% (77 runs sampled)
bacon   stream.flatMapLatest() (1000 x 10 events)  x 48.82 ops/sec ±2.72% (74 runs sampled)
kefir   stream.flatMapLatest() (10 x 1000 events)  x 1,232 ops/sec ±0.95% (82 runs sampled)
kefir   stream.flatMapLatest() (1000 x 10 events)  x 913 ops/sec ±0.58% (84 runs sampled)

Running suite combinetemplate...

francis combineTemplate(...width) x depth (1000 events, depth = 6, width = 2)  x 76.25 ops/sec ±0.48% (84 runs sampled)
francis combineTemplate(...width) x depth (1000 events, depth = 2, width = 6)  x 612 ops/sec ±0.50% (84 runs sampled)
bacon   combineTemplate(...width) x depth (1000 events, depth = 6, width = 2)  x 6.57 ops/sec ±3.40% (35 runs sampled)
bacon   combineTemplate(...width) x depth (1000 events, depth = 2, width = 6)  x 47.97 ops/sec ±1.81% (73 runs sampled)
kefir   combineTemplate(...width) x depth (1000 events, depth = 6, width = 2)  x 3.81 ops/sec ±0.52% (23 runs sampled)
kefir   combineTemplate(...width) x depth (1000 events, depth = 2, width = 6)  x 7.52 ops/sec ±0.31% (39 runs sampled)

Running suite zip...

francis zipAsArray(...width) (1000 events, width = 5)   x 1,534 ops/sec ±0.96% (81 runs sampled)
francis zipAsArray(...width) (1000 events, width = 50)  x 56.48 ops/sec ±2.14% (84 runs sampled)
bacon   zipAsArray(...width) (1000 events, width = 5)   x 277 ops/sec ±0.47% (82 runs sampled)
bacon   zipAsArray(...width) (1000 events, width = 50)  x 53.12 ops/sec ±0.87% (80 runs sampled)
kefir   zipAsArray(...width) (1000 events, width = 5)   x 1,168 ops/sec ±0.57% (84 runs sampled)
kefir   zipAsArray(...width) (1000 events, width = 50)  x 108 ops/sec ±0.57% (81 runs sampled)

Running suite diamond...

francis diamond x 2 layers   x 1,689 ops/sec ±0.70% (83 runs sampled)
francis diamond x 5 layers   x 354 ops/sec ±0.58% (83 runs sampled)
francis diamond x 10 layers  x 85.29 ops/sec ±0.52% (77 runs sampled)
francis diamond x 20 layers  x 18.66 ops/sec ±0.90% (53 runs sampled)
bacon   diamond x 2 layers   x 120 ops/sec ±1.21% (77 runs sampled)
bacon   diamond x 5 layers   x 33.85 ops/sec ±1.61% (77 runs sampled)
bacon   diamond x 10 layers  x 8.15 ops/sec ±3.01% (42 runs sampled)
bacon   diamond x 20 layers  x 1.86 ops/sec ±3.83% (13 runs sampled)
kefir   diamond x 2 layers   x 1,045 ops/sec ±0.74% (80 runs sampled)
kefir   diamond x 5 layers   x 78.08 ops/sec ±0.51% (72 runs sampled)
kefir   diamond x 10 layers  x 1.23 ops/sec ±1.43% (11 runs sampled)

Running suite tree...

francis tree x 3 depth   x 10,231 ops/sec ±1.60% (82 runs sampled)
francis tree x 10 depth  x 40.67 ops/sec ±0.61% (64 runs sampled)
bacon   tree x 3 depth   x 412 ops/sec ±1.51% (80 runs sampled)
bacon   tree x 10 depth  x 5.22 ops/sec ±4.14% (29 runs sampled)
kefir   tree x 3 depth   x 7,815 ops/sec ±3.22% (76 runs sampled)
kefir   tree x 10 depth  x 12.12 ops/sec ±3.08% (59 runs sampled)

Done