YJIT Benchmarks

Details for Benchmarks at 2024-01-04 06:08:16 UTC

YJIT metrics from the yjit-bench suite using Ruby 577bc8254e

Using the geomean of the headline benchmarks for x86 YJIT 3.4.0dev is
  • 62.8% faster than CRuby 3.4.0dev
On railsbench it is
  • 67.3% faster than CRuby 3.4.0dev

Performance on Headline Benchmarks

Speed of each Ruby implementation relative to the baseline CRuby measurement. Higher is better.

Memory Usage on Headline Benchmarks

Memory usage of each Ruby implementation relative to the baseline CRuby measurement. Lower is better.

Performance on Other Benchmarks

Speed of each Ruby implementation relative to the baseline CRuby measurement. Higher is better.

Memory Usage on Other Benchmarks

Memory usage of each Ruby implementation relative to the baseline CRuby measurement. Lower is better.

Performance on MicroBenchmarks

Speed of each Ruby implementation relative to the baseline CRuby measurement. Higher is better.

Memory Usage on MicroBenchmarks

Memory usage of each Ruby implementation relative to the baseline CRuby measurement. Lower is better.

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Benchmarks Speed Details

Benchmark Memory Usage Details

Number of Iterations and Warmups Tested

bench CRuby 3.4.0dev warmups CRuby 3.4.0dev iters YJIT 3.4.0dev warmups YJIT 3.4.0dev iters
activerecord 30 481 30 481
chunky-png 30 30 30 30
erubi-rails 30 15 30 15
hexapdf 30 15 30 15
liquid-c 30 347 30 347
liquid-compile 30 341 30 341
liquid-render 30 246 30 246
lobsters 30 23 30 23
mail 30 164 30 164
psych-load 30 15 30 15
railsbench 30 15 30 15
ruby-lsp 30 390 30 390
sequel 30 300 30 300
binarytrees 30 84 30 84
erubi 30 76 30 76
etanni 30 51 30 51
fannkuchredux 30 23 30 23
fluentd 30 15 30 15
graphql 30 15 30 15
graphql-native 30 34 30 34
lee 30 19 30 19
nbody 30 262 30 262
optcarrot 30 15 30 15
rack 30 177 30 177
ruby-json 30 15 30 15
rubykon 30 15 30 15
tinygql 30 41 30 41
30k_ifelse 30 55 30 55
30k_methods 30 24 30 24
cfunc_itself 30 753 30 753
fib 30 417 30 417
getivar 30 940 30 940
keyword_args 30 498 30 498
respond_to 30 1213 30 1213
setivar 30 1668 30 1668
setivar_object 30 471 30 471
setivar_young 30 468 30 468
str_concat 30 402 30 402
throw 30 821 30 821

Different Ruby configurations want different amounts of warmup. With no JIT, CRuby needs hardly any. YJIT and MJIT 3.0 both warm up quite quickly, while MJIT in 3.1 often slows down for a time as it compiles, after an unpredictable delay.

Benchmark YJIT Stats

Hover your cursor over the benchmark names for descriptions of each benchmark.

bench Exit Report Inline Outlined Comp iSeqs Comp Blocks Inval Inval Ratio Bind Alloc Bind Set Const Bumps Compile Time MS
activerecord (click) 734387 674099 50 504 3 0% 0 0 0 15.052116
chunky-png (click) 308131 269483 87 1099 1 0% 0 0 0 32.873531
erubi-rails (click) 1611533 1400193 287 2903 1 0% 0 0 0 82.107534
hexapdf (click) 1335682 1203089 598 12120 36 0% 0 0 0 354.967073
liquid-c (click) 485272 434112 120 1701 5 0% 0 0 0 47.096941
liquid-compile (click) 346462 297722 150 2023 2 0% 0 0 0 61.845716
liquid-render (click) 515547 448468 143 2149 5 0% 0 0 0 59.448192
lobsters (click) 7390882 6401173 3182 48158 64 0% 0 0 0 1615.070698
mail (click) 684515 604278 345 4760 12 0% 0 0 0 140.824668
psych-load (click) 262571 220831 65 600 3 0% 0 0 0 18.904405
railsbench (click) 2461165 2136970 1357 12421 16 0% 0 0 0 363.169217
ruby-lsp (click) 5311495 4583083 3395 49731 397 0% 4 0 0 1525.176082
sequel (click) 453928 428832 16 125 0 0% 0 0 0 4.864872
binarytrees (click) 9306 8120 11 75 0 0% 0 0 0 2.921841
erubi (click) 234394 221682 10 95 0 0% 0 0 0 3.211019
etanni (click) 32063 22322 12 90 0 0% 0 0 0 3.017744
fannkuchredux (click) 22558 23293 9 233 0 0% 0 0 0 7.154237
fluentd (click) 334926 292775 12 104 0 0% 0 0 0 3.359186
graphql (click) 398661 343468 70 658 0 0% 0 0 0 20.182196
graphql-native (click) 364464 312120 42 264 0 0% 0 0 0 8.812015
lee (click) 282858 259179 49 691 0 0% 0 0 0 22.120398
nbody (click) 18283 17348 11 189 0 0% 0 0 0 5.559091
optcarrot (click) 314630 268142 194 4242 32 0% 0 0 0 100.427175
rack (click) 240390 206750 31 301 0 0% 0 0 0 8.757237
ruby-json (click) 27788 25201 12 203 0 0% 0 0 0 6.146426
rubykon (click) 128662 101831 144 1471 3 0% 0 0 0 41.274294
tinygql (click) 278942 237473 63 773 5 0% 0 0 0 22.196041
30k_ifelse (click) 4909644 4374870 9264 50817 0 0% 0 0 0 1382.79409
30k_methods (click) 1850351 1594387 5782 19371 0 0% 0 0 0 491.813266
cfunc_itself (click) 7868 6931 9 73 0 0% 0 0 0 2.40092
fib (click) 5044 5012 8 49 0 0% 0 0 0 1.803621
getivar (click) 6179 6402 8 74 0 0% 0 0 0 2.149479
keyword_args (click) 8481 7140 10 75 0 0% 0 0 0 2.57022
respond_to (click) 8611 8551 9 88 0 0% 0 0 0 2.727049
setivar (click) 5330 4983 8 54 0 0% 0 0 0 1.805532
setivar_object (click) 5668 5003 8 54 0 0% 0 0 0 1.8755
setivar_young (click) 6435 5792 9 62 0 0% 0 0 0 2.08435
str_concat (click) 8079 7814 11 87 0 0% 0 0 0 2.781819
throw (click) 7723 6444 10 69 0 0% 0 0 0 2.323855

YJIT stats correspond to the YJIT stats exit report.

Note: currently, all stats are collected on x86_64, not ARM.

Raw JSON data files

All graphs and table data in this page comes from processing these data files, which come from benchmark runs.