perf: optimize Writable #50012

ronag · 2023-10-02T10:06:21Z

Try to inline condition checks and try to avoid read state properties in hot paths.

                                                                                          confidence improvement accuracy (*)   (**)  (***)
streams/writable-manywrites.js len=1024 callback='no' writev='no' sync='no' n=100000            ***      8.14 %       ±4.15% ±5.56% ±7.29%
streams/writable-manywrites.js len=1024 callback='no' writev='no' sync='yes' n=100000           ***     11.35 %       ±2.60% ±3.46% ±4.50%
streams/writable-manywrites.js len=1024 callback='no' writev='yes' sync='no' n=100000             *      2.04 %       ±2.03% ±2.71% ±3.54%
streams/writable-manywrites.js len=1024 callback='no' writev='yes' sync='yes' n=100000          ***     17.89 %       ±2.05% ±2.73% ±3.56%
streams/writable-manywrites.js len=1024 callback='yes' writev='no' sync='no' n=100000           ***      5.99 %       ±2.28% ±3.04% ±3.97%
streams/writable-manywrites.js len=1024 callback='yes' writev='no' sync='yes' n=100000          ***     11.62 %       ±2.35% ±3.13% ±4.08%
streams/writable-manywrites.js len=1024 callback='yes' writev='yes' sync='no' n=100000          ***      3.82 %       ±1.59% ±2.12% ±2.78%
streams/writable-manywrites.js len=1024 callback='yes' writev='yes' sync='yes' n=100000         ***     14.31 %       ±3.41% ±4.56% ±5.99%
streams/writable-manywrites.js len=32768 callback='no' writev='no' sync='no' n=100000           ***      6.87 %       ±2.67% ±3.55% ±4.63%
streams/writable-manywrites.js len=32768 callback='no' writev='no' sync='yes' n=100000          ***      7.86 %       ±2.17% ±2.90% ±3.79%
streams/writable-manywrites.js len=32768 callback='no' writev='yes' sync='no' n=100000          ***      8.60 %       ±4.29% ±5.74% ±7.53%
streams/writable-manywrites.js len=32768 callback='no' writev='yes' sync='yes' n=100000         ***      7.28 %       ±2.42% ±3.24% ±4.26%
streams/writable-manywrites.js len=32768 callback='yes' writev='no' sync='no' n=100000          ***      6.23 %       ±1.55% ±2.07% ±2.69%
streams/writable-manywrites.js len=32768 callback='yes' writev='no' sync='yes' n=100000         ***     10.18 %       ±1.71% ±2.28% ±2.98%
streams/writable-manywrites.js len=32768 callback='yes' writev='yes' sync='no' n=100000         ***      5.76 %       ±1.70% ±2.26% ±2.95%
streams/writable-manywrites.js len=32768 callback='yes' writev='yes' sync='yes' n=100000        ***     10.23 %       ±2.66% ±3.55% ±4.64%

nodejs-github-bot · 2023-10-02T10:06:26Z

Review requested:

@nodejs/streams

PR-URL: nodejs#50012

ronag · 2023-10-02T10:07:08Z

https://ci.nodejs.org/view/Node.js%20benchmark/job/benchmark-node-micro-benchmarks/1434/

mcollina

lgtm

lib/internal/streams/writable.js

PR-URL: nodejs#50012

benjamingr · 2023-10-02T10:18:53Z

lib/internal/streams/writable.js

@@ -636,7 +641,9 @@ function onwrite(stream, er) {
        state.state |= (kAfterWritePending | kAfterWriteTickInfo);
      } else {
        state.pendingcb--;
-        finishMaybe(stream, state, true);
+        if ((state.state & kEnding) !== 0) {


We may as well optimize needFinish?

I think this is more about inlining.

We could maybe inline needFinish but that would impact readability for little gain

PR-URL: nodejs#50012

anonrig

🚀

ronag · 2023-10-02T11:45:19Z

https://ci.nodejs.org/view/Node.js%20benchmark/job/benchmark-node-micro-benchmarks/1435/

nodejs-github-bot · 2023-10-02T11:52:07Z

CI: https://ci.nodejs.org/job/node-test-pull-request/54458/

PR-URL: nodejs#50012

nodejs-github-bot · 2023-10-02T12:29:47Z

CI: https://ci.nodejs.org/job/node-test-pull-request/54461/

PR-URL: nodejs#50012

benjamingr · 2023-10-03T16:56:13Z

The Node.js streams team keeps on optimizing Writable and Readable streams with more double-digit performance gains. In this version streams maintainer Robert Nagy lead an effort to further optimize streams by reducing the number of checks performed, using bitmaps and scheduling callbacks in a more clever way.

^ This is assuming the other streams changes land in the next version too

nodejs-github-bot · 2023-10-04T10:13:08Z

Landed in 95b8f5d

Notable Changes: doc: * promote fetch/webstreams from experimental to stable (Steven) nodejs#45684 esm: * --experimental-default-type flag to flip module defaults (Geoffrey Booth) nodejs#49869 * remove `globalPreload` hook (superseded by `initialize`) (Jacob Smith) nodejs#49144 fs: * add flush option to writeFile() functions (Colin Ihrig) nodejs#50009 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) nodejs#47653 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) nodejs#49830 stream: * optimize Writable (Robert Nagy) nodejs#50012 test_runner: * (SEMVER-MAJOR) support passing globs (Moshe Atlow) nodejs#47653 vm: * use default HDO when importModuleDynamically is not set (Joyee Cheung) nodejs#49950 Semver-Major Commits: * (SEMVER-MAJOR) bump supported macOS and Xcode versions (Michaël Zasso) nodejs#49164 * (SEMVER-MAJOR) do not overwrite _writableState.defaultEncoding (Tobias Nießen) nodejs#49140 * (SEMVER-MAJOR) update llhttp to 9.1.2 (Paolo Insogna) nodejs#48981 * (SEMVER-MAJOR) validate options of `on` and `once` (Deokjin Kim) nodejs#46018 * (SEMVER-MAJOR) adjust `position` validation in reading methods (Livia Medeiros) nodejs#42835 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) nodejs#47653 * (SEMVER-MAJOR) mark URL/URLSearchParams as uncloneable and untransferable (Chengzhong Wu) nodejs#47497 * (SEMVER-MAJOR) remove aix directory case for package reader (Yagiz Nizipli) nodejs#48605 * (SEMVER-MAJOR) add `navigator.hardwareConcurrency` (Yagiz Nizipli) nodejs#47769 * (SEMVER-MAJOR) runtime deprecate punycode (Yagiz Nizipli) nodejs#47202 * (SEMVER-MAJOR) harmonize error code between ESM and CJS (Antoine du Hamel) nodejs#48606 * (SEMVER-MAJOR) do not treat `server.maxConnections=0` as `Infinity` (ignoramous) nodejs#48276 * (SEMVER-MAJOR) only defer _final call when connecting (Jason Zhang) nodejs#47385 * (SEMVER-MAJOR) rename internal NAPI_VERSION definition (Chengzhong Wu) nodejs#48501 * (SEMVER-MAJOR) throw DOMException on cloning non-serializable objects (Chengzhong Wu) nodejs#47839 * (SEMVER-MAJOR) throw DataCloneError on transfering untransferable objects (Chengzhong Wu) nodejs#47604 * (SEMVER-MAJOR) use private properties for strategies (Yagiz Nizipli) nodejs#47218 * (SEMVER-MAJOR) use private properties for encoding (Yagiz Nizipli) nodejs#47218 * (SEMVER-MAJOR) use private properties for compression (Yagiz Nizipli) nodejs#47218 * (SEMVER-MAJOR) disallow array in `run` options (Raz Luvaton) nodejs#49935 * (SEMVER-MAJOR) support passing globs (Moshe Atlow) nodejs#47653 * (SEMVER-MAJOR) use `validateNumber` for `options.minDHSize` (Deokjin Kim) nodejs#49973 * (SEMVER-MAJOR) use validateFunction for `options.checkServerIdentity` (Deokjin Kim) nodejs#49896 * (SEMVER-MAJOR) runtime deprecate `promisify`-ing a function returning a `Promise` (Antoine du Hamel) nodejs#49609 * (SEMVER-MAJOR) freeze `dependencySpecifiers` array (Antoine du Hamel) nodejs#49720 PR-URL: nodejs#49870 Co-authored-by: Michaël Zasso <[email protected]>

Notable Changes: doc: * promote fetch/webstreams from experimental to stable (Steven) #45684 esm: * --experimental-default-type flag to flip module defaults (Geoffrey Booth) #49869 * remove `globalPreload` hook (superseded by `initialize`) (Jacob Smith) #49144 fs: * add flush option to writeFile() functions (Colin Ihrig) #50009 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) #47653 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) #49830 stream: * optimize Writable (Robert Nagy) #50012 test_runner: * (SEMVER-MAJOR) support passing globs (Moshe Atlow) #47653 vm: * use default HDO when importModuleDynamically is not set (Joyee Cheung) #49950 Semver-Major Commits: * (SEMVER-MAJOR) bump supported macOS and Xcode versions (Michaël Zasso) #49164 * (SEMVER-MAJOR) do not overwrite _writableState.defaultEncoding (Tobias Nießen) #49140 * (SEMVER-MAJOR) update llhttp to 9.1.2 (Paolo Insogna) #48981 * (SEMVER-MAJOR) validate options of `on` and `once` (Deokjin Kim) #46018 * (SEMVER-MAJOR) adjust `position` validation in reading methods (Livia Medeiros) #42835 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) #47653 * (SEMVER-MAJOR) mark URL/URLSearchParams as uncloneable and untransferable (Chengzhong Wu) #47497 * (SEMVER-MAJOR) remove aix directory case for package reader (Yagiz Nizipli) #48605 * (SEMVER-MAJOR) add `navigator.hardwareConcurrency` (Yagiz Nizipli) #47769 * (SEMVER-MAJOR) runtime deprecate punycode (Yagiz Nizipli) #47202 * (SEMVER-MAJOR) harmonize error code between ESM and CJS (Antoine du Hamel) #48606 * (SEMVER-MAJOR) do not treat `server.maxConnections=0` as `Infinity` (ignoramous) #48276 * (SEMVER-MAJOR) only defer _final call when connecting (Jason Zhang) #47385 * (SEMVER-MAJOR) rename internal NAPI_VERSION definition (Chengzhong Wu) #48501 * (SEMVER-MAJOR) throw DOMException on cloning non-serializable objects (Chengzhong Wu) #47839 * (SEMVER-MAJOR) throw DataCloneError on transfering untransferable objects (Chengzhong Wu) #47604 * (SEMVER-MAJOR) use private properties for strategies (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) use private properties for encoding (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) use private properties for compression (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) disallow array in `run` options (Raz Luvaton) #49935 * (SEMVER-MAJOR) support passing globs (Moshe Atlow) #47653 * (SEMVER-MAJOR) use `validateNumber` for `options.minDHSize` (Deokjin Kim) #49973 * (SEMVER-MAJOR) use validateFunction for `options.checkServerIdentity` (Deokjin Kim) #49896 * (SEMVER-MAJOR) runtime deprecate `promisify`-ing a function returning a `Promise` (Antoine du Hamel) #49609 * (SEMVER-MAJOR) freeze `dependencySpecifiers` array (Antoine du Hamel) #49720 PR-URL: #49870 Co-authored-by: Michaël Zasso <[email protected]>

Notable Changes: doc: * promote fetch/webstreams from experimental to stable (Steven) #45684 esm: * --experimental-default-type flag to flip module defaults (Geoffrey Booth) #49869 * remove `globalPreload` hook (superseded by `initialize`) (Jacob Smith) #49144 fs: * add flush option to writeFile() functions (Colin Ihrig) #50009 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) #47653 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) #49830 stream: * optimize Writable (Robert Nagy) #50012 test_runner: * (SEMVER-MAJOR) support passing globs (Moshe Atlow) #47653 vm: * use default HDO when importModuleDynamically is not set (Joyee Cheung) #49950 Semver-Major Commits: * (SEMVER-MAJOR) reset embedder string to "-node.0" (Michaël Zasso) #49639 * (SEMVER-MAJOR) drop support for Visual Studio 2019 (Michaël Zasso) #49051 * (SEMVER-MAJOR) bump supported macOS and Xcode versions (Michaël Zasso) #49164 * (SEMVER-MAJOR) do not overwrite _writableState.defaultEncoding (Tobias Nießen) #49140 * (SEMVER-MAJOR) bump minimum ICU version to 73 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 8ec2651fbdd8 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 89b3702c92b0 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick de9a5de2274f (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick b5b5d6c31bb0 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 93b1a74cbc9b (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 1a3ecc2483b2 (Michaël Zasso) #49639 * (SEMVER-MAJOR) patch V8 to avoid duplicated zlib symbol (Michaël Zasso) #49639 * (SEMVER-MAJOR) remove usage of a C++20 feature from V8 (Michaël Zasso) #49639 * (SEMVER-MAJOR) avoid compilation error with ASan (Michaël Zasso) #49639 * (SEMVER-MAJOR) disable V8 concurrent sparkplug compilation (Michaël Zasso) #49639 * (SEMVER-MAJOR) silence irrelevant V8 warning (Michaël Zasso) #49639 * (SEMVER-MAJOR) always define V8_EXPORT_PRIVATE as no-op (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 to 11.8.172.13 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update llhttp to 9.1.2 (Paolo Insogna) #48981 * (SEMVER-MAJOR) validate options of `on` and `once` (Deokjin Kim) #46018 * (SEMVER-MAJOR) adjust `position` validation in reading methods (Livia Medeiros) #42835 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) #47653 * (SEMVER-MAJOR) update usage of always on Atomics API (Michaël Zasso) #49639 * (SEMVER-MAJOR) mark URL/URLSearchParams as uncloneable and untransferable (Chengzhong Wu) #47497 * (SEMVER-MAJOR) remove aix directory case for package reader (Yagiz Nizipli) #48605 * (SEMVER-MAJOR) add `navigator.hardwareConcurrency` (Yagiz Nizipli) #47769 * (SEMVER-MAJOR) runtime deprecate punycode (Yagiz Nizipli) #47202 * (SEMVER-MAJOR) harmonize error code between ESM and CJS (Antoine du Hamel) #48606 * (SEMVER-MAJOR) do not treat `server.maxConnections=0` as `Infinity` (ignoramous) #48276 * (SEMVER-MAJOR) only defer _final call when connecting (Jason Zhang) #47385 * (SEMVER-MAJOR) rename internal NAPI_VERSION definition (Chengzhong Wu) #48501 * (SEMVER-MAJOR) update NODE_MODULE_VERSION to 120 (Michaël Zasso) #49639 * (SEMVER-MAJOR) throw DOMException on cloning non-serializable objects (Chengzhong Wu) #47839 * (SEMVER-MAJOR) throw DataCloneError on transfering untransferable objects (Chengzhong Wu) #47604 * (SEMVER-MAJOR) use private properties for strategies (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) use private properties for encoding (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) use private properties for compression (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) skip v8-updates/test-linux-perf (Michaël Zasso) #49639 * (SEMVER-MAJOR) skip test-tick-processor-arguments on SmartOS (Michaël Zasso) #49639 * (SEMVER-MAJOR) adapt REPL test to V8 changes (Michaël Zasso) #49639 * (SEMVER-MAJOR) adapt test-fs-write to V8 internal changes (Michaël Zasso) #49639 * (SEMVER-MAJOR) update flag to disable SharedArrayBuffer (Michaël Zasso) #49639 * (SEMVER-MAJOR) adapt debugger tests to V8 11.4 (Philip Pfaffe) #49639 * (SEMVER-MAJOR) disallow array in `run` options (Raz Luvaton) #49935 * (SEMVER-MAJOR) support passing globs (Moshe Atlow) #47653 * (SEMVER-MAJOR) use `validateNumber` for `options.minDHSize` (Deokjin Kim) #49973 * (SEMVER-MAJOR) use validateFunction for `options.checkServerIdentity` (Deokjin Kim) #49896 * (SEMVER-MAJOR) add new V8 headers to distribution (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.8 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.7 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.6 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.5 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.4 (Michaël Zasso) #49639 * (SEMVER-MAJOR) runtime deprecate `promisify`-ing a function returning a `Promise` (Antoine du Hamel) #49609 * (SEMVER-MAJOR) freeze `dependencySpecifiers` array (Antoine du Hamel) #49720 PR-URL: #49870 Co-authored-by: Michaël Zasso <[email protected]>

Notable Changes: doc: * promote fetch/webstreams from experimental to stable (Steven) #45684 esm: * use import attributes instead of import assertions (Antoine du Hamel) #50140 * --experimental-default-type flag to flip module defaults (Geoffrey Booth) #49869 * remove `globalPreload` hook (superseded by `initialize`) (Jacob Smith) #49144 fs: * add flush option to writeFile() functions (Colin Ihrig) #50009 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) #47653 http: * (SEMVER-MAJOR) reduce parts in chunked response when corking (Robert Nagy) #50167 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) #49830 stream: * optimize Writable (Robert Nagy) #50012 test_runner: * (SEMVER-MAJOR) support passing globs (Moshe Atlow) #47653 vm: * use default HDO when importModuleDynamically is not set (Joyee Cheung) #49950 Semver-Major Commits: * (SEMVER-MAJOR) reset embedder string to "-node.0" (Michaël Zasso) #49639 * (SEMVER-MAJOR) drop support for Visual Studio 2019 (Michaël Zasso) #49051 * (SEMVER-MAJOR) bump supported macOS and Xcode versions (Michaël Zasso) #49164 * (SEMVER-MAJOR) do not overwrite _writableState.defaultEncoding (Tobias Nießen) #49140 * (SEMVER-MAJOR) bump minimum ICU version to 73 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 8ec2651fbdd8 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 89b3702c92b0 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick de9a5de2274f (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick b5b5d6c31bb0 (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 93b1a74cbc9b (Michaël Zasso) #49639 * (SEMVER-MAJOR) V8: cherry-pick 1a3ecc2483b2 (Michaël Zasso) #49639 * (SEMVER-MAJOR) patch V8 to avoid duplicated zlib symbol (Michaël Zasso) #49639 * (SEMVER-MAJOR) remove usage of a C++20 feature from V8 (Michaël Zasso) #49639 * (SEMVER-MAJOR) avoid compilation error with ASan (Michaël Zasso) #49639 * (SEMVER-MAJOR) disable V8 concurrent sparkplug compilation (Michaël Zasso) #49639 * (SEMVER-MAJOR) silence irrelevant V8 warning (Michaël Zasso) #49639 * (SEMVER-MAJOR) always define V8_EXPORT_PRIVATE as no-op (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 to 11.8.172.13 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update llhttp to 9.1.2 (Paolo Insogna) #48981 * (SEMVER-MAJOR) validate options of `on` and `once` (Deokjin Kim) #46018 * (SEMVER-MAJOR) adjust `position` validation in reading methods (Livia Medeiros) #42835 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) #47653 * (SEMVER-MAJOR) reduce parts in chunked response when corking (Robert Nagy) #50167 * (SEMVER-MAJOR) update usage of always on Atomics API (Michaël Zasso) #49639 * (SEMVER-MAJOR) mark URL/URLSearchParams as uncloneable and untransferable (Chengzhong Wu) #47497 * (SEMVER-MAJOR) remove aix directory case for package reader (Yagiz Nizipli) #48605 * (SEMVER-MAJOR) add `navigator.hardwareConcurrency` (Yagiz Nizipli) #47769 * (SEMVER-MAJOR) runtime deprecate punycode (Yagiz Nizipli) #47202 * (SEMVER-MAJOR) harmonize error code between ESM and CJS (Antoine du Hamel) #48606 * (SEMVER-MAJOR) do not treat `server.maxConnections=0` as `Infinity` (ignoramous) #48276 * (SEMVER-MAJOR) only defer _final call when connecting (Jason Zhang) #47385 * (SEMVER-MAJOR) rename internal NAPI_VERSION definition (Chengzhong Wu) #48501 * (SEMVER-MAJOR) update NODE_MODULE_VERSION to 120 (Michaël Zasso) #49639 * (SEMVER-MAJOR) throw DOMException on cloning non-serializable objects (Chengzhong Wu) #47839 * (SEMVER-MAJOR) throw DataCloneError on transfering untransferable objects (Chengzhong Wu) #47604 * (SEMVER-MAJOR) use private properties for strategies (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) use private properties for encoding (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) use private properties for compression (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) skip v8-updates/test-linux-perf (Michaël Zasso) #49639 * (SEMVER-MAJOR) skip test-tick-processor-arguments on SmartOS (Michaël Zasso) #49639 * (SEMVER-MAJOR) adapt REPL test to V8 changes (Michaël Zasso) #49639 * (SEMVER-MAJOR) adapt test-fs-write to V8 internal changes (Michaël Zasso) #49639 * (SEMVER-MAJOR) update flag to disable SharedArrayBuffer (Michaël Zasso) #49639 * (SEMVER-MAJOR) adapt debugger tests to V8 11.4 (Philip Pfaffe) #49639 * (SEMVER-MAJOR) disallow array in `run` options (Raz Luvaton) #49935 * (SEMVER-MAJOR) support passing globs (Moshe Atlow) #47653 * (SEMVER-MAJOR) use `validateNumber` for `options.minDHSize` (Deokjin Kim) #49973 * (SEMVER-MAJOR) use validateFunction for `options.checkServerIdentity` (Deokjin Kim) #49896 * (SEMVER-MAJOR) add new V8 headers to distribution (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.8 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.7 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.6 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.5 (Michaël Zasso) #49639 * (SEMVER-MAJOR) update V8 gypfiles for 11.4 (Michaël Zasso) #49639 * (SEMVER-MAJOR) runtime deprecate `promisify`-ing a function returning a `Promise` (Antoine du Hamel) #49609 * (SEMVER-MAJOR) freeze `dependencySpecifiers` array (Antoine du Hamel) #49720 PR-URL: #49870 Co-authored-by: Michaël Zasso <[email protected]>

RafaelGSS · 2023-10-16T12:55:03Z

The Node.js streams team keeps on optimizing Writable and Readable streams with more double-digit performance gains. In this version streams maintainer Robert Nagy lead an effort to further optimize streams by reducing the number of checks performed, using bitmaps and scheduling callbacks in a more clever way.

^ This is assuming the other streams changes land in the next version too

@benjamingr which other streams changes?

Notable Changes: doc: * promote fetch/webstreams from experimental to stable (Steven) #45684 esm: * use import attributes instead of import assertions (Antoine du Hamel) #50140 * --experimental-default-type flag to flip module defaults (Geoffrey Booth) #49869 * remove `globalPreload` hook (superseded by `initialize`) (Jacob Smith) #49144 fs: * add flush option to writeFile() functions (Colin Ihrig) #50009 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) #47653 http: * (SEMVER-MAJOR) reduce parts in chunked response when corking (Robert Nagy) #50167 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) #49830 * (SEMVER-MAJOR) add `navigator.hardwareConcurrency` (Yagiz Nizipli) #47769 stream: * optimize Writable (Robert Nagy) #50012 test_runner: * (SEMVER-MAJOR) support passing globs (Moshe Atlow) #47653 vm: * use default HDO when importModuleDynamically is not set (Joyee Cheung) #49950 Semver-Major Commits: * (SEMVER-MAJOR) build: drop support for Visual Studio 2019 (Michaël Zasso) #49051 * (SEMVER-MAJOR) build: bump supported macOS and Xcode versions (Michaël Zasso) #49164 * (SEMVER-MAJOR) crypto: do not overwrite \_writableState.defaultEncoding (Tobias Nießen) #49140 * (SEMVER-MAJOR) deps: bump minimum ICU version to 73 (Michaël Zasso) #49639 * (SEMVER-MAJOR) deps: update V8 to 11.8.172.13 (Michaël Zasso) #49639 * (SEMVER-MAJOR) deps: update llhttp to 9.1.2 (Paolo Insogna) #48981 * (SEMVER-MAJOR) events: validate options of `on` and `once` (Deokjin Kim) #46018 * (SEMVER-MAJOR) fs: adjust `position` validation in reading methods (Livia Medeiros) #42835 * (SEMVER-MAJOR) fs: add globSync implementation (Moshe Atlow) #47653 * (SEMVER-MAJOR) http: reduce parts in chunked response when corking (Robert Nagy) #50167 * (SEMVER-MAJOR) lib: mark URL/URLSearchParams as uncloneable and untransferable (Chengzhong Wu) #47497 * (SEMVER-MAJOR) lib: remove aix directory case for package reader (Yagiz Nizipli) #48605 * (SEMVER-MAJOR) lib: add `navigator.hardwareConcurrency` (Yagiz Nizipli) #47769 * (SEMVER-MAJOR) lib: runtime deprecate punycode (Yagiz Nizipli) #47202 * (SEMVER-MAJOR) module: harmonize error code between ESM and CJS (Antoine du Hamel) #48606 * (SEMVER-MAJOR) net: do not treat `server.maxConnections=0` as `Infinity` (ignoramous) #48276 * (SEMVER-MAJOR) net: only defer \_final call when connecting (Jason Zhang) #47385 * (SEMVER-MAJOR) node-api: rename internal NAPI\_VERSION definition (Chengzhong Wu) #48501 * (SEMVER-MAJOR) src: update NODE\_MODULE\_VERSION to 120 (Michaël Zasso) #49639 * (SEMVER-MAJOR) src: throw DOMException on cloning non-serializable objects (Chengzhong Wu) #47839 * (SEMVER-MAJOR) src: throw DataCloneError on transfering untransferable objects (Chengzhong Wu) #47604 * (SEMVER-MAJOR) stream: use private properties for strategies (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) stream: use private properties for encoding (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) stream: use private properties for compression (Yagiz Nizipli) #47218 * (SEMVER-MAJOR) test\_runner: disallow array in `run` options (Raz Luvaton) #49935 * (SEMVER-MAJOR) test\_runner: support passing globs (Moshe Atlow) #47653 * (SEMVER-MAJOR) tls: use `validateNumber` for `options.minDHSize` (Deokjin Kim) #49973 * (SEMVER-MAJOR) tls: use validateFunction for `options.checkServerIdentity` (Deokjin Kim) #49896 * (SEMVER-MAJOR) util: runtime deprecate `promisify`-ing a function returning a `Promise` (Antoine du Hamel) #49609 * (SEMVER-MAJOR) vm: freeze `dependencySpecifiers` array (Antoine du Hamel) #49720 PR-URL: #49870 Co-authored-by: Michaël Zasso <[email protected]>

PR-URL: nodejs#50012 Reviewed-By: Matteo Collina <[email protected]> Reviewed-By: Benjamin Gruenbaum <[email protected]> Reviewed-By: Yagiz Nizipli <[email protected]>

Notable Changes: doc: * promote fetch/webstreams from experimental to stable (Steven) nodejs#45684 esm: * use import attributes instead of import assertions (Antoine du Hamel) nodejs#50140 * --experimental-default-type flag to flip module defaults (Geoffrey Booth) nodejs#49869 * remove `globalPreload` hook (superseded by `initialize`) (Jacob Smith) nodejs#49144 fs: * add flush option to writeFile() functions (Colin Ihrig) nodejs#50009 * (SEMVER-MAJOR) add globSync implementation (Moshe Atlow) nodejs#47653 http: * (SEMVER-MAJOR) reduce parts in chunked response when corking (Robert Nagy) nodejs#50167 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) nodejs#49830 * (SEMVER-MAJOR) add `navigator.hardwareConcurrency` (Yagiz Nizipli) nodejs#47769 stream: * optimize Writable (Robert Nagy) nodejs#50012 test_runner: * (SEMVER-MAJOR) support passing globs (Moshe Atlow) nodejs#47653 vm: * use default HDO when importModuleDynamically is not set (Joyee Cheung) nodejs#49950 Semver-Major Commits: * (SEMVER-MAJOR) build: drop support for Visual Studio 2019 (Michaël Zasso) nodejs#49051 * (SEMVER-MAJOR) build: bump supported macOS and Xcode versions (Michaël Zasso) nodejs#49164 * (SEMVER-MAJOR) crypto: do not overwrite \_writableState.defaultEncoding (Tobias Nießen) nodejs#49140 * (SEMVER-MAJOR) deps: bump minimum ICU version to 73 (Michaël Zasso) nodejs#49639 * (SEMVER-MAJOR) deps: update V8 to 11.8.172.13 (Michaël Zasso) nodejs#49639 * (SEMVER-MAJOR) deps: update llhttp to 9.1.2 (Paolo Insogna) nodejs#48981 * (SEMVER-MAJOR) events: validate options of `on` and `once` (Deokjin Kim) nodejs#46018 * (SEMVER-MAJOR) fs: adjust `position` validation in reading methods (Livia Medeiros) nodejs#42835 * (SEMVER-MAJOR) fs: add globSync implementation (Moshe Atlow) nodejs#47653 * (SEMVER-MAJOR) http: reduce parts in chunked response when corking (Robert Nagy) nodejs#50167 * (SEMVER-MAJOR) lib: mark URL/URLSearchParams as uncloneable and untransferable (Chengzhong Wu) nodejs#47497 * (SEMVER-MAJOR) lib: remove aix directory case for package reader (Yagiz Nizipli) nodejs#48605 * (SEMVER-MAJOR) lib: add `navigator.hardwareConcurrency` (Yagiz Nizipli) nodejs#47769 * (SEMVER-MAJOR) lib: runtime deprecate punycode (Yagiz Nizipli) nodejs#47202 * (SEMVER-MAJOR) module: harmonize error code between ESM and CJS (Antoine du Hamel) nodejs#48606 * (SEMVER-MAJOR) net: do not treat `server.maxConnections=0` as `Infinity` (ignoramous) nodejs#48276 * (SEMVER-MAJOR) net: only defer \_final call when connecting (Jason Zhang) nodejs#47385 * (SEMVER-MAJOR) node-api: rename internal NAPI\_VERSION definition (Chengzhong Wu) nodejs#48501 * (SEMVER-MAJOR) src: update NODE\_MODULE\_VERSION to 120 (Michaël Zasso) nodejs#49639 * (SEMVER-MAJOR) src: throw DOMException on cloning non-serializable objects (Chengzhong Wu) nodejs#47839 * (SEMVER-MAJOR) src: throw DataCloneError on transfering untransferable objects (Chengzhong Wu) nodejs#47604 * (SEMVER-MAJOR) stream: use private properties for strategies (Yagiz Nizipli) nodejs#47218 * (SEMVER-MAJOR) stream: use private properties for encoding (Yagiz Nizipli) nodejs#47218 * (SEMVER-MAJOR) stream: use private properties for compression (Yagiz Nizipli) nodejs#47218 * (SEMVER-MAJOR) test\_runner: disallow array in `run` options (Raz Luvaton) nodejs#49935 * (SEMVER-MAJOR) test\_runner: support passing globs (Moshe Atlow) nodejs#47653 * (SEMVER-MAJOR) tls: use `validateNumber` for `options.minDHSize` (Deokjin Kim) nodejs#49973 * (SEMVER-MAJOR) tls: use validateFunction for `options.checkServerIdentity` (Deokjin Kim) nodejs#49896 * (SEMVER-MAJOR) util: runtime deprecate `promisify`-ing a function returning a `Promise` (Antoine du Hamel) nodejs#49609 * (SEMVER-MAJOR) vm: freeze `dependencySpecifiers` array (Antoine du Hamel) nodejs#49720 PR-URL: nodejs#49870 Co-authored-by: Michaël Zasso <[email protected]>

PR-URL: #50012 Reviewed-By: Matteo Collina <[email protected]> Reviewed-By: Benjamin Gruenbaum <[email protected]> Reviewed-By: Yagiz Nizipli <[email protected]>

Notable changes: deps: * (SEMVER-MINOR) update uvwasi to 0.0.19 (Node.js GitHub Bot) #49908 doc: * add H4ad to collaborators (Vinícius Lourenço) #50217 esm: * (SEMVER-MINOR) detect ESM syntax in ambiguous JavaScript (Geoffrey Booth) #50096 * use import attributes instead of import assertions (Antoine du Hamel) #50140 * --experimental-default-type flag to flip module defaults (Geoffrey Booth) #49869 fs: * (SEMVER-MINOR) add flush option to appendFile() functions (Colin Ihrig) #50095 * add flush option to writeFile() functions (Colin Ihrig) #50009 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) #49830 stream: * (SEMVER-MINOR) allow pass stream class to `stream.compose` (Alex Yang) #50187 * call helper function from push and unshift (Raz Luvaton) #50173 * optimize Writable (Robert Nagy) #50012 test_runner, cli: * (SEMVER-MINOR) add --test-concurrency flag (Colin Ihrig) #49996 vm: * (SEMVER-MINOR) use import attributes instead of import assertions (Antoine du Hamel) #50141 * use default HDO when importModuleDynamically is not set (Joyee Cheung) #49950 wasi: PR-URL: #50682

Notable changes: deps: * (SEMVER-MINOR) update uvwasi to 0.0.19 (Node.js GitHub Bot) nodejs#49908 doc: * add H4ad to collaborators (Vinícius Lourenço) nodejs#50217 esm: * (SEMVER-MINOR) detect ESM syntax in ambiguous JavaScript (Geoffrey Booth) nodejs#50096 * use import attributes instead of import assertions (Antoine du Hamel) nodejs#50140 * --experimental-default-type flag to flip module defaults (Geoffrey Booth) nodejs#49869 fs: * (SEMVER-MINOR) add flush option to appendFile() functions (Colin Ihrig) nodejs#50095 * add flush option to writeFile() functions (Colin Ihrig) nodejs#50009 lib: * (SEMVER-MINOR) add WebSocket client (Matthew Aitken) nodejs#49830 stream: * (SEMVER-MINOR) allow pass stream class to `stream.compose` (Alex Yang) nodejs#50187 * call helper function from push and unshift (Raz Luvaton) nodejs#50173 * optimize Writable (Robert Nagy) nodejs#50012 test_runner, cli: * (SEMVER-MINOR) add --test-concurrency flag (Colin Ihrig) nodejs#49996 vm: * (SEMVER-MINOR) use import attributes instead of import assertions (Antoine du Hamel) nodejs#50141 * use default HDO when importModuleDynamically is not set (Joyee Cheung) nodejs#49950 wasi: PR-URL: nodejs#50682

PR-URL: nodejs#50012 Reviewed-By: Matteo Collina <[email protected]> Reviewed-By: Benjamin Gruenbaum <[email protected]> Reviewed-By: Yagiz Nizipli <[email protected]>

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CI Reliability 2023-10-04 nodejs/reliability#683

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CI Reliability 2023-10-05 nodejs/reliability#684

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2023-10-17, Version 21.0.0 (Current) #49870

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stream: optimize Writable

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PR-URL: #50012 Reviewed-By: Matteo Collina <[email protected]> Reviewed-By: Benjamin Gruenbaum <[email protected]> Reviewed-By: Yagiz Nizipli <[email protected]>

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v20.10.0 release proposal #50682

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2023-12-06, N|Solid v5.0.1 Iron Release nodesource/nsolid#41

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Bitwise operations are seemingly not minimized or optimized at all terser/terser#1343

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perf: optimize Writable #50012

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perf: optimize Writable #50012

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