grit://cooking/bench/show/head@synth-10k
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grit show · head @synth-10k

Show HEAD commit: grit show vs git show

repo: 10,000-file synthetic repository; canonical cached shape, scenario variants documented by the runner · 10,000 files · 1,000 commits · 800 refs

$ grit-bench daily --only show/head@synth-10k2026-10-27 · grit 8dbc58e77 · git version 2.43.0
toolmedianminmaxrunspeak memory
git1.9 ms1.7 ms2.1 ms208.5 MB
grit3.2 ms2.5 ms3.7 ms2019 MB
grit is 1.6× slowermemory: 2.2× more
every timed run (log scale)
git
grit
1.3 ms4.7 ms
How it's measured
git runs
$ git show
grit runs
$ grit show
Where the time goesone extra traced run per tool, outside the timed runs
git · median run 1.9 ms
diff: setup
0.0 ms
diff: write
0.0 ms
grit · median run 3.2 ms
grit.diff.tree
0.5 ms
grit.repository.open
0.3 ms
grit.config.load ×2
0.1 ms
grit.pack.index.open
0.0 ms
Every day8 days
dategrit commitgitgritgrit vs gitgrit peak
2026-10-278dbc58e771.9 ms3.2 ms1.6× slower19 MB
2026-10-26c7cf2c4432.9 ms4.6 ms1.6× slower21 MB
2026-10-252824ad3912.1 ms3.5 ms1.6× slower18 MB
2026-10-24157a05dde2.2 ms4.4 ms2.0× slower18 MB
2026-10-23bddf92f863.3 ms5.6 ms1.7× slower19 MB
2026-10-224c131b9422.2 ms5.4 ms2.4× slower18 MB
2026-10-21d4844e92a2.2 ms8.7 ms3.9× slower33 MB
2026-10-204754ad0b93.5 ms4.8 ms1.4× slower17 MB