mirror of
https://github.com/martinvonz/jj.git
synced 2025-01-20 03:20:08 +00:00
8caec186c1
This greatly reduces the amount of paths to be sent over the channel and the
strings to be hashed.
Benchmark:
1. original (omitted)
2. per-directory spawn (previous patch)
3. per-directory deleted files (this patch)
4. shorter path comparison (omitted)
gecko-dev (~357k files, ~25k dirs)
```
% JJ_CONFIG=/dev/null hyperfine --sort command --warmup 3 --runs 30 ..
Benchmark 2: target/release-with-debug/jj-2 -R ~/mirrors/gecko-dev debug snapshot
Time (mean ± σ): 710.7 ms ± 9.1 ms [User: 3070.7 ms, System: 2142.6 ms]
Range (min … max): 695.9 ms … 740.1 ms 30 runs
Benchmark 3: target/release-with-debug/jj-3 -R ~/mirrors/gecko-dev debug snapshot
Time (mean ± σ): 480.1 ms ± 8.8 ms [User: 3190.5 ms, System: 2127.2 ms]
Range (min … max): 471.2 ms … 509.8 ms 30 runs
Relative speed comparison
1.76 ± 0.03 target/release-with-debug/jj-2 -R ~/mirrors/gecko-dev debug snapshot
1.19 ± 0.03 target/release-with-debug/jj-3 -R ~/mirrors/gecko-dev debug snapshot
```
linux (~87k files, ~6k dirs)
```
% JJ_CONFIG=/dev/null hyperfine --sort command --warmup 3 --runs 30 ..
Benchmark 2: target/release-with-debug/jj-2 -R ~/mirrors/linux debug snapshot
Time (mean ± σ): 242.3 ms ± 3.3 ms [User: 656.8 ms, System: 538.0 ms]
Range (min … max): 236.9 ms … 252.3 ms 30 runs
Benchmark 3: target/release-with-debug/jj-3 -R ~/mirrors/linux debug snapshot
Time (mean ± σ): 204.2 ms ± 3.0 ms [User: 667.3 ms, System: 545.6 ms]
Range (min … max): 197.1 ms … 209.2 ms 30 runs
Relative speed comparison
1.27 ± 0.03 target/release-with-debug/jj-2 -R ~/mirrors/linux debug snapshot
1.07 ± 0.02 target/release-with-debug/jj-3 -R ~/mirrors/linux debug snapshot
```
nixpkgs (~45k files, ~31k dirs)
```
% JJ_CONFIG=/dev/null hyperfine --sort command --warmup 3 --runs 30 ..
Benchmark 2: target/release-with-debug/jj-2 -R ~/mirrors/nixpkgs debug snapshot
Time (mean ± σ): 190.7 ms ± 4.1 ms [User: 859.3 ms, System: 881.1 ms]
Range (min … max): 184.6 ms … 202.4 ms 30 runs
Benchmark 3: target/release-with-debug/jj-3 -R ~/mirrors/nixpkgs debug snapshot
Time (mean ± σ): 173.3 ms ± 6.7 ms [User: 899.4 ms, System: 889.0 ms]
Range (min … max): 166.5 ms … 197.9 ms 30 runs
Relative speed comparison
1.18 ± 0.03 target/release-with-debug/jj-2 -R ~/mirrors/nixpkgs debug snapshot
1.07 ± 0.04 target/release-with-debug/jj-3 -R ~/mirrors/nixpkgs debug snapshot
```
git (~4.5k files, 0.2k dirs)
```
% JJ_CONFIG=/dev/null hyperfine --sort command --warmup 30 --runs 50 ..
Benchmark 2: target/release-with-debug/jj-2 -R ~/mirrors/git debug snapshot
Time (mean ± σ): 30.6 ms ± 1.1 ms [User: 33.8 ms, System: 39.0 ms]
Range (min … max): 29.0 ms … 35.0 ms 50 runs
Benchmark 3: target/release-with-debug/jj-3 -R ~/mirrors/git debug snapshot
Time (mean ± σ): 28.8 ms ± 1.0 ms [User: 33.0 ms, System: 37.6 ms]
Range (min … max): 26.8 ms … 31.3 ms 50 runs
Relative speed comparison
1.06 ± 0.05 target/release-with-debug/jj-2 -R ~/mirrors/git debug snapshot
1.00 target/release-with-debug/jj-3 -R ~/mirrors/git debug snapshot
```
|
||
|---|---|---|
| .. | ||
| runner.rs | ||
| test_annotate.rs | ||
| test_bad_locking.rs | ||
| test_commit_builder.rs | ||
| test_commit_concurrent.rs | ||
| test_conflicts.rs | ||
| test_default_revset_graph_iterator.rs | ||
| test_git.rs | ||
| test_git_backend.rs | ||
| test_gpg.rs | ||
| test_id_prefix.rs | ||
| test_index.rs | ||
| test_init.rs | ||
| test_load_repo.rs | ||
| test_local_working_copy.rs | ||
| test_local_working_copy_concurrent.rs | ||
| test_local_working_copy_sparse.rs | ||
| test_merge_trees.rs | ||
| test_merged_tree.rs | ||
| test_mut_repo.rs | ||
| test_operations.rs | ||
| test_refs.rs | ||
| test_revset.rs | ||
| test_rewrite.rs | ||
| test_rewrite_duplicate.rs | ||
| test_rewrite_transform.rs | ||
| test_signing.rs | ||
| test_ssh_signing.rs | ||
| test_view.rs | ||
| test_workspace.rs | ||