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fix: replace fast-atomic-write with steno #285
fix: replace fast-atomic-write with steno #285
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self review after removing cached writers. code change is much smaller now @achingbrain
@achingbrain anything else needed for this one or can I merge it? |
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LGTM, just the question over the error detection we used to do for fast-write-atomic.
c6df8dd
into
test/not-same-event-loop-concurrency
* tmp: testing concurrent writes with worker threads * test: add separate-thread concurrency test * chore: re-throw errors from writer-worker * fix: replace fast-atomic-write with steno (#285) fixes #284 fast-write-atomic hasn't been updated in 5 years, is CJS, and is slower than steno (updated 2 months ago). Benchmarks for various content-types & libraries (though we only use Uint8Arrays) can be found at https://github.com/SgtPooki/fast-write-atomic#benchmarks However, there may be further room for improvement by moving to [fs.createWriteStream](https://nodejs.org/api/fs.html#fscreatewritestreampath-options) ``` ╰─ ✔ ❯ hyperfine --parameter-list branch 284-chore-replace-fast-write-atomic-with-steno,main --setup "git switch {branch} && npm run reset && npm i && npm run build" --runs 20 -w 1 "npm run test:node" Benchmark 1: npm run test:node (branch = 284-chore-replace-fast-write-atomic-with-steno) Time (mean ± σ): 27.212 s ± 0.832 s [User: 34.810 s, System: 6.051 s] Range (min … max): 25.927 s … 29.324 s 20 runs Benchmark 2: npm run test:node (branch = main) Time (mean ± σ): 42.971 s ± 0.637 s [User: 35.297 s, System: 7.534 s] Range (min … max): 42.178 s … 44.796 s 20 runs Summary npm run test:node (branch = 284-chore-replace-fast-write-atomic-with-steno) ran 1.58 ± 0.05 times faster than npm run test:node (branch = main) ``` --- ### Updated benchmarks of `npm run test` as of 2024-04-19 ``` ╭─ ~/code/work/protocol.ai/ipfs/js-stores main ?1 ╰─ ✔ ❯ hyperfine --parameter-list branch main,test/not-same-event-loop-concurrency,284-chore-replace-fast-write-atomic-with-steno --setup "git switch {branch} && npm run reset && npm i && npm run build && cd packages/datastore-fs" "npm run test" Benchmark 1: npm run test (branch = main) Time (mean ± σ): 99.415 s ± 2.918 s [User: 69.659 s, System: 23.361 s] Range (min … max): 96.134 s … 105.200 s 10 runs Benchmark 2: npm run test (branch = test/not-same-event-loop-concurrency) Time (mean ± σ): 103.456 s ± 3.186 s [User: 74.442 s, System: 25.261 s] Range (min … max): 98.813 s … 108.429 s 10 runs Benchmark 3: npm run test (branch = 284-chore-replace-fast-write-atomic-with-steno) Time (mean ± σ): 80.308 s ± 2.107 s [User: 74.331 s, System: 22.228 s] Range (min … max): 78.219 s … 84.277 s 10 runs Summary npm run test (branch = 284-chore-replace-fast-write-atomic-with-steno) ran 1.24 ± 0.05 times faster than npm run test (branch = main) 1.29 ± 0.05 times faster than npm run test (branch = test/not-same-event-loop-concurrency) [49m1.944s] ╭─ ~/code/work/protocol.ai/ipfs/js-stores 284-chore-re…c-with-steno ?1 ╰─ ✔ ❯ hyperfine --parameter-list branch main,test/not-same-event-loop-concurrency,284-chore-replace-fast-write-atomic-with-steno --setup "git switch {branch} && npm run reset && npm i && npm run build && cd packages/blockstore-fs" "npm run test" Benchmark 1: npm run test (branch = main) Time (mean ± σ): 98.840 s ± 2.612 s [User: 68.486 s, System: 22.585 s] Range (min … max): 97.005 s … 104.396 s 10 runs Benchmark 2: npm run test (branch = test/not-same-event-loop-concurrency) Time (mean ± σ): 105.307 s ± 2.335 s [User: 72.442 s, System: 24.766 s] Range (min … max): 101.167 s … 109.007 s 10 runs Benchmark 3: npm run test (branch = 284-chore-replace-fast-write-atomic-with-steno) Time (mean ± σ): 77.012 s ± 1.829 s [User: 74.442 s, System: 21.938 s] Range (min … max): 75.258 s … 80.825 s 10 runs Summary npm run test (branch = 284-chore-replace-fast-write-atomic-with-steno) ran 1.28 ± 0.05 times faster than npm run test (branch = main) 1.37 ± 0.04 times faster than npm run test (branch = test/not-same-event-loop-concurrency) ``` * chore: fix lint error --------- Co-authored-by: Alex Potsides <alex@achingbrain.net>
fixes #284
fast-write-atomic hasn't been updated in 5 years, is CJS, and is slower than steno (updated 2 months ago).
Benchmarks for various content-types & libraries (though we only use Uint8Arrays) can be found at https://github.com/SgtPooki/fast-write-atomic#benchmarks
However, there may be further room for improvement by moving to fs.createWriteStream
Updated benchmarks of
npm run test
as of 2024-04-19