lru-benchmark-results.txt

> [email protected] start
> NODE_ENV=production node index.js

int: just an integer
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just an obj](Object.create(null))                               | 25000 | 33333 | 25000  | 33333 | 25000 | 466664 |
| [just a {}]({})                                                  | 25000 | 33333 | 25000  | 33333 | 25000 | 466664 |
| [hashlru](https://npmjs.com/package/hashlru)                     | 25000 | 25000 | 16667  | 25000 | 25000 | 391667 |
| [just a Map](new Map())                                          | 16667 | 25000 | 16667  | 25000 | 16667 | 333336 |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 7143  | 33333 | 20000  | 25000 | 10000 | 309285 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 12500 | 20000 | 16667  | 20000 | 11111 | 257222 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 12500 | 20000 | 16667  | 20000 | 10000 | 251667 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 14286 | 16667 | 16667  | 16667 | 11111 | 234130 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4348  | 20000 | 5263   | 20000 | 5556  | 201739 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 3226  | 20000 | 5556   | 20000 | 4167  | 192843 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 5263  | 16667 | 10000  | 16667 | 7692  | 192322 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4167  | 14286 | 5000   | 20000 | 3704  | 174712 |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 11111 | 10000 | 8333   | 10000 | 12500 | 173055 |

strint: stringified integer
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just an obj](Object.create(null))                               | 25000 | 33333 | 25000  | 33333 | 25000 | 466664 |
| [just a {}]({})                                                  | 25000 | 33333 | 25000  | 33333 | 25000 | 466664 |
| [just a Map](new Map())                                          | 20000 | 33333 | 25000  | 33333 | 20000 | 431664 |
| [hashlru](https://npmjs.com/package/hashlru)                     | 20000 | 25000 | 20000  | 25000 | 20000 | 360000 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 14286 | 20000 | 25000  | 25000 | 14286 | 310002 |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 6667  | 33333 | 20000  | 25000 | 8333  | 299998 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 16667 | 14286 | 20000  | 25000 | 14286 | 292622 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 16667 | 16667 | 20000  | 20000 | 14286 | 274765 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4762  | 25000 | 4348   | 25000 | 5556  | 241652 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 3333  | 25000 | 4000   | 25000 | 5000  | 235666 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 5556  | 16667 | 11111  | 20000 | 9091  | 217679 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4545  | 25000 | 5263   | 11111 | 4545  | 167633 |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 11111 | 10000 | 7692   | 10000 | 11111 | 165469 |

str: string that is not a number
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 16667 | 25000 | 20000  | 25000 | 16667 | 336669 |
| [just an obj](Object.create(null))                               | 16667 | 25000 | 25000  | 25000 | 14286 | 329764 |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 10000 | 25000 | 20000  | 25000 | 8333  | 281665 |
| [just a {}]({})                                                  | 12500 | 20000 | 16667  | 20000 | 12500 | 264167 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 11111 | 20000 | 16667  | 20000 | 9091  | 244344 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 11111 | 20000 | 16667  | 20000 | 9091  | 244344 |
| [hashlru](https://npmjs.com/package/hashlru)                     | 14286 | 14286 | 14286  | 14286 | 14286 | 228576 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 11111 | 16667 | 16667  | 16667 | 8333  | 213890 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4000  | 20000 | 5263   | 20000 | 3571  | 191118 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 8333  | 14286 | 10000  | 16667 | 6667  | 186194 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 3846  | 16667 | 5263   | 16667 | 3448  | 163531 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 4762  | 16667 | 5556   | 16667 | 2941  | 163121 |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 10000 | 9091  | 8333   | 9091  | 6667  | 134396 |

numstr: a mix of integers and strings that look like them
just an obj failed correctness check at key="2"
just a {} failed correctness check at key="2"
hashlru failed correctness check at key="2"
lru-fast failed correctness check at key="2"
mnemonist-object failed correctness check at key="2"
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 14286 | 25000 | 16667  | 25000 | 16667 | 328574 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 12500 | 20000 | 16667  | 20000 | 11111 | 257222 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 12500 | 20000 | 16667  | 20000 | 10000 | 251667 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4000  | 20000 | 5000   | 20000 | 3704  | 191520 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 8333  | 14286 | 5263   | 16667 | 7143  | 183837 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 11111 | 12500 | 14286  | 12500 | 9091  | 181963 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4167  | 12500 | 5263   | 20000 | 5556  | 178877 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 4762  | 16667 | 4545   | 16667 | 4348  | 169145 |
| [just an obj](Object.create(null))                               | 0     | 0     | 0      | 0     | 0     | 0      |
| [just a {}]({})                                                  | 0     | 0     | 0      | 0     | 0     | 0      |
| [hashlru](https://npmjs.com/package/hashlru)                     | 0     | 0     | 0      | 0     | 0     | 0      |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 0     | 0     | 0      | 0     | 0     | 0      |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 0     | 0     | 0      | 0     | 0     | 0      |

pi: multiples of pi
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 16667 | 25000 | 20000  | 25000 | 16667 | 336669 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 12500 | 16667 | 16667  | 16667 | 8333  | 216668 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 12500 | 16667 | 16667  | 16667 | 8333  | 216668 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 7692  | 14286 | 16667  | 14286 | 8333  | 188004 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 7692  | 14286 | 9091   | 14286 | 5882  | 168173 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 4762  | 16667 | 5556   | 16667 | 3571  | 166271 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4000  | 16667 | 5263   | 16667 | 3448  | 163839 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4167  | 16667 | 5263   | 14286 | 4762  | 158838 |
| [just an obj](Object.create(null))                               | 3448  | 5882  | 4762   | 5882  | 4348  | 80454  |
| [just a {}]({})                                                  | 2941  | 5882  | 4762   | 5882  | 3704  | 76220  |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 2778  | 5263  | 5000   | 5556  | 1587  | 62060  |
| [hashlru](https://npmjs.com/package/hashlru)                     | 3226  | 3704  | 3704   | 3571  | 4167  | 59958  |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 3030  | 3846  | 3704   | 3846  | 1818  | 49622  |

float: floating point values
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 14286 | 20000 | 16667  | 20000 | 14286 | 276669 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 11111 | 16667 | 14286  | 16667 | 7692  | 208304 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 9091  | 14286 | 12500  | 16667 | 7692  | 195335 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 7143  | 14286 | 16667  | 14286 | 8333  | 186906 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 5000  | 16667 | 5000   | 16667 | 3448  | 165576 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4000  | 16667 | 5000   | 16667 | 3448  | 163576 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 7692  | 12500 | 9091   | 14286 | 5882  | 162815 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 4762  | 16667 | 4000   | 14286 | 4348  | 156695 |
| [just an obj](Object.create(null))                               | 3448  | 5882  | 4762   | 5882  | 4348  | 80454  |
| [just a {}]({})                                                  | 3030  | 5882  | 4762   | 5882  | 3704  | 76398  |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 2857  | 5556  | 5263   | 5556  | 1695  | 63900  |
| [hashlru](https://npmjs.com/package/hashlru)                     | 3226  | 3571  | 3571   | 3571  | 4167  | 59426  |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 2500  | 3846  | 3571   | 3704  | 1563  | 46444  |

obj: an object with a single key
just an obj failed correctness check at key={"z":0}
just a {} failed correctness check at key={"z":0}
hashlru failed correctness check at key={"z":0}
lru-fast failed correctness check at key={"z":0}
mnemonist-object failed correctness check at key={"z":0}
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 16667 | 25000 | 20000  | 25000 | 16667 | 336669 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 14286 | 20000 | 20000  | 20000 | 11111 | 264127 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 10000 | 20000 | 20000  | 20000 | 11111 | 255555 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 14286 | 14286 | 20000  | 16667 | 11111 | 230320 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 4348  | 20000 | 14286  | 16667 | 9091  | 211772 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4167  | 20000 | 4545   | 20000 | 3846  | 192109 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 5263  | 14286 | 11111  | 16667 | 7692  | 186290 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4000  | 14286 | 5556   | 20000 | 5556  | 184194 |
| [just an obj](Object.create(null))                               | 0     | 0     | 0      | 0     | 0     | 0      |
| [just a {}]({})                                                  | 0     | 0     | 0      | 0     | 0     | 0      |
| [hashlru](https://npmjs.com/package/hashlru)                     | 0     | 0     | 0      | 0     | 0     | 0      |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 0     | 0     | 0      | 0     | 0     | 0      |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 0     | 0     | 0      | 0     | 0     | 0      |

rand: random floating point number
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 16667 | 25000 | 20000  | 25000 | 16667 | 336669 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 12500 | 20000 | 14286  | 16667 | 8333  | 224286 |
| [just an obj](Object.create(null))                               | 7143  | 20000 | 11111  | 20000 | 6667  | 218732 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 12500 | 16667 | 16667  | 16667 | 7692  | 213463 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 12500 | 14286 | 12500  | 14286 | 8333  | 193453 |
| [just a {}]({})                                                  | 5556  | 16667 | 10000  | 16667 | 5556  | 182228 |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 4545  | 16667 | 16667  | 16667 | 3333  | 175758 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 5882  | 14286 | 10000  | 14286 | 5882  | 165462 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4167  | 16667 | 6250   | 16667 | 3448  | 165160 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4167  | 16667 | 5000   | 16667 | 3333  | 163335 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 3226  | 16667 | 5556   | 16667 | 2857  | 159629 |
| [hashlru](https://npmjs.com/package/hashlru)                     | 6250  | 6667  | 6667   | 6667  | 6250  | 103753 |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 4000  | 7692  | 7143   | 7692  | 3333  | 93344  |

sym: a Symbol object
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 16667 | 25000 | 20000  | 25000 | 16667 | 336669 |
| [just an obj](Object.create(null))                               | 16667 | 25000 | 25000  | 25000 | 14286 | 329764 |
| [just a {}]({})                                                  | 14286 | 25000 | 20000  | 25000 | 14286 | 320002 |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 10000 | 25000 | 20000  | 25000 | 4762  | 263810 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 14286 | 20000 | 16667  | 20000 | 10000 | 255239 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 14286 | 16667 | 16667  | 16667 | 10000 | 228575 |
| [hashlru](https://npmjs.com/package/hashlru)                     | 14286 | 16667 | 14286  | 14286 | 12500 | 226789 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 14286 | 10000 | 16667  | 20000 | 10000 | 225239 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 5000  | 20000 | 5882   | 20000 | 5000  | 200882 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 4167  | 20000 | 5556   | 20000 | 5263  | 200205 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 4000  | 20000 | 5263   | 20000 | 3571  | 191118 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 6667  | 14286 | 10000  | 16667 | 7143  | 185242 |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 9091  | 9091  | 8333   | 9091  | 6667  | 132578 |

longstr: a very long string
 failed prototype pollution check
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just an obj](Object.create(null))                               | 12500 | 25000 | 20000  | 25000 | 12500 | 307500 |
| [just a {}]({})                                                  | 12500 | 25000 | 20000  | 25000 | 12500 | 307500 |
| [just a Map](new Map())                                          | 14286 | 20000 | 16667  | 20000 | 14286 | 276669 |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 7692  | 25000 | 20000  | 20000 | 7143  | 246099 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 10000 | 16667 | 14286  | 16667 | 7692  | 206082 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 11111 | 16667 | 16667  | 14286 | 8333  | 201985 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 10000 | 16667 | 14286  | 14286 | 8333  | 197382 |
| [hashlru](https://npmjs.com/package/hashlru)                     | 12500 | 12500 | 11111  | 11111 | 10000 | 179166 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 7692  | 16667 | 7143   | 16667 | 4545  | 178588 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 3704  | 16667 | 4762   | 16667 | 3448  | 162746 |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 9091  | 9091  | 8333   | 9091  | 9091  | 144698 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 2632  | 14286 | 3333   | 14286 | 2564  | 135705 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 7143  | 10000 | 10000  | 8333  | 6250  | 127201 |

mix: a mix of all the types
just an obj failed correctness check at key={"z":3}
just a {} failed correctness check at key={"z":3}
hashlru failed correctness check at key={"z":3}
lru-fast failed correctness check at key={"z":3}
mnemonist-object failed correctness check at key={"z":3}
| name                                                             | set   | get1  | update | get2  | evict | score  |
|------------------------------------------------------------------|-------|-------|--------|-------|-------|--------|
| [just a Map](new Map())                                          | 12500 | 20000 | 16667  | 20000 | 14286 | 273097 |
| [lru-cache-7-dispose-after](https://npmjs.com/package/lru-cache) | 10000 | 16667 | 14286  | 16667 | 8333  | 209287 |
| [lru-cache-7](https://npmjs.com/package/lru-cache)               | 9091  | 16667 | 14286  | 16667 | 8333  | 207469 |
| [mnemonist-map](https://www.npmjs.com/package/mnemonist)         | 11111 | 14286 | 16667  | 14286 | 7692  | 191637 |
| [lru-cache-8](https://github.com/isaacs/node-lru-cache/pull/280) | 4348  | 14286 | 12500  | 14286 | 7692  | 173944 |
| [lru-cache-7-dispose](https://npmjs.com/package/lru-cache)       | 3704  | 16667 | 7143   | 16667 | 4762  | 171697 |
| [lru-cache-7-size](https://npmjs.com/package/lru-cache)          | 3704  | 16667 | 4762   | 14286 | 3448  | 150841 |
| [lru-cache-7-ttl](https://npmjs.com/package/lru-cache)           | 7143  | 6667  | 9091   | 14286 | 6250  | 146058 |
| [just an obj](Object.create(null))                               | 0     | 0     | 0      | 0     | 0     | 0      |
| [just a {}]({})                                                  | 0     | 0     | 0      | 0     | 0     | 0      |
| [hashlru](https://npmjs.com/package/hashlru)                     | 0     | 0     | 0      | 0     | 0     | 0      |
| [lru-fast](https://npmjs.com/package/lru-fast)                   | 0     | 0     | 0      | 0     | 0     | 0      |
| [mnemonist-object](https://www.npmjs.com/package/mnemonist)      | 0     | 0     | 0      | 0     | 0     | 0      |