grit://cooking/bench/add/update@synth-100k

grit add · update @synth-100k

Stage tracked changes: grit add -u vs git add -u (after ~1% modified)

repo: 100,000-file synthetic repository; canonical cached shape · 100,000 files · 1,000 commits · 1,200 refs

$ grit-bench daily --only add/update@synth-100k2026-10-27 · grit 8dbc58e77 · git version 2.43.0

tool	median	min	max	runs	peak memory
git	97 ms	91 ms	102 ms	17	28 MB
grit	90 ms	83 ms	93 ms	17	43 MB

grit is 1.1× fastermemory: 1.5× more

every timed run (log scale)

git

grit

66 ms129 ms

How it's measured

before each run

grit-bench prepare-worktree-status-dirty --git git

git runs

$ git add -u

grit runs

$ grit add -u

Where the time goesone extra traced run per tool, outside the timed runs

git · median run 97 ms

index: preload

24 ms

index: do_write_index

22 ms

index: do_read_index

5.3 ms

index: name-hash-init

4.8 ms

cache_tree: read

0.2 ms

cache_tree: write

0.1 ms

grit · median run 90 ms

grit.index.write

20 ms

grit.index.read

7.7 ms

grit.repository.open

0.2 ms

grit.config.load ×2

0.1 ms

Every day8 days

date	grit commit	git	grit	grit vs git	grit peak
2026-10-27	8dbc58e77	97 ms	90 ms	1.1× faster	43 MB
2026-10-26	c7cf2c443	150 ms	158 ms	1.1× slower	44 MB
2026-10-25	2824ad391	107 ms	98 ms	1.1× faster	41 MB
2026-10-24	157a05dde	105 ms	207 ms	2.0× slower	39 MB
2026-10-23	bddf92f86	104 ms	115 ms	1.1× slower	40 MB
2026-10-22	4c131b942	109 ms	127 ms	1.2× slower	40 MB
2026-10-21	d4844e92a	—	not run	—	—
2026-10-20	4754ad0b9	—	not run	—	—