PR-URL: https://github.com/nodejs/node/pull/11522
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/11516
Reviewed-By: Jackson Tian <shyvo1987@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Creating an object in JS and using a typed array to transfer values
from C++ to JS is faster than creating an object and setting
properties in C++.
The included benchmark shows ~34% increase in performance with this
change.
PR-URL: https://github.com/nodejs/node/pull/11497
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/11464
Reviewed-By: Steven R Loomis <srloomis@us.ibm.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/11479
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Roman Reiss <me@silverwind.io>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
This rule enforces new lines around variable declarations. It is
configured to spot only variables that are initialized.
PR-URL: https://github.com/nodejs/node/pull/11462
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
* Write a new benchmark/README.md describing the benchmark
directory layout and common API.
* Fix the moved benchmarking guide accordingly, add tips about how
to get the help text from the benchmarking tools.
PR-URL: https://github.com/nodejs/node/pull/11237
Fixes: https://github.com/nodejs/node/issues/11190
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
This commit fixes an issue where the minutes would not display
properly on the benchmark timer once an hour had elapsed.
PR-URL: https://github.com/nodejs/node/pull/11235
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/11264
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
PR-URL: https://github.com/nodejs/node/pull/11264
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
PR-URL: https://github.com/nodejs/node/pull/11287
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Useful for comparing spread operator performance over time.
PR-URL: https://github.com/nodejs/node/pull/11227
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Add benchmarks to compare the performance between
URLSearchParams and querystring, remove duplicate
benchmarks.
PR-URL: https://github.com/nodejs/node/pull/11170
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Timothy Gu <timothygu99@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/11010
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Adds a benchmark to compare the speed of property setting/getting in
four cases:
- Dot notation: `obj.prop = value`
- Bracket notation with string: `obj['prop'] = value`
- Bracket notation with string variable: `obj[prop] = value`
- Bracket notation with Symbol variable: `obj[sym] = value`
PR-URL: https://github.com/nodejs/node/pull/10949
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Formatting changes for upcoming linter update.
PR-URL: https://github.com/nodejs/node/pull/10561
Reviewed-By: Teddy Katz <teddy.katz@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/10895
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Michal Zasso <targos@protonmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
- add some benchmarks for URLSearchParams
- change URLSearchParams backing store to an array
- add custom inspection for URLSearchParams and its iterators
PR-URL: https://github.com/nodejs/node/pull/10399
Reviewed-By: James M Snell <jasnell@gmail.com>
Introduce benchmarks for vm.runInContext() and vm.runInThisContext().
PR-URL: https://github.com/nodejs/node/pull/10816
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Brian White <mscdex@mscdex.net>
Squashed from:
- child_process: fix IPC bench to obey send() ret val
- child_process: fix IPC benchmark message has two more bytes
- child_process: use setImmediate for IPC bench
PR-URL: https://github.com/nodejs/node/pull/10557
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
* Improve readability of util.normalizeEncoding
and add some comments
* Add a benchmark for util.normalizeEncoding
PR-URL: https://github.com/nodejs/node/pull/10439
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
* add benchmark to compare the performance of getting url
properties between the WHATWG URL and the legacy implementation
* add benchmark to compare the performance of serializing urls
between the WHATWG URL and the legacy implementation
* refactor the benchmark for comparing parsing performance
between the two implementations
PR-URL: https://github.com/nodejs/node/pull/10678
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
Use the word "confidence" to indicate the confidence level of
the p value so it's easier to understand.
With this change more stars in the output of compare.R means
higher confidence level (lower significance level).
PR-URL: https://github.com/nodejs/node/pull/10737
Refs: https://github.com/nodejs/node/pull/10439
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
PR-URL: https://github.com/nodejs/node/pull/10568
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
These changes result in ~50% improvement in the included benchmark.
PR-URL: https://github.com/nodejs/node/pull/10580
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Some benchmarks' results are small values, so keeping decimals when
running them manually (not comparing) can be helpful.
PR-URL: https://github.com/nodejs/node/pull/10559
Reviewed-By: James M Snell <jasnell@gmail.com>
punycode/ICU is not specific to any particular module, so move it to
a more generic location.
PR-URL: https://github.com/nodejs/node/pull/10446
Reviewed-By: James M Snell <jasnell@gmail.com>
* Give createBenchmark and the Benchmark constructor
a third argument for specifying the command line flags
that this benchmark should be run with.
The benchmarks are no longer run with --expose-internals
by default, they will need to explicitly pass the flags.
* Rename options to configs in createBenchmark and the Benchmark
constructor to match the documentation since they are not optional.
* Comment the properties of a Benchmark object
Also improve the documentation about creating benchmarks
* Add detailed description of the arguments of `createBenchmark`
* Describe the two passes of running the benchmarks
* Suggest what kind of code should go where in the benchmark example
PR-URL: https://github.com/nodejs/node/pull/10448
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
This commit takes advantage of the performance improvements V8 has
made to function.bind() in V8 5.4 and uses it to avoid constant
recompilation/reoptimization of the wrapper closure used in once().
This change results in ~27% performance increase for once().
PR-URL: https://github.com/nodejs/node/pull/10445
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Teddy Katz <teddy.katz@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
assertSize() is adjusted to be inlineable according to V8's default
function size limits when determining inlineability. This results in
up to 11% performance gains when allocating any kind of Buffer.
Avoid avoids use of in, resulting in ~50% improvement when creating
a Buffer from an array-like object.
PR-URL: https://github.com/nodejs/node/pull/10443
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Add configuration object createBenchmark object for buffer size &
iteration in buffer-base64-encode & buffer-base64-decode.js.
PR-URL: https://github.com/nodejs/node/pull/10175
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Brian White <mscdex@mscdex.net>
This is to be consistent with the other operators and helps
understanding the context when the code is grepped.
PR-URL: https://github.com/nodejs/node/pull/10213
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Teddy Katz <teddy.katz@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Some of the benchmark code can be a little dense. Not *very* hard to
read but perhaps harder than it needs to be.
These changes (many of them whitespace-only) hopefully improve
readability.
There are also a few cases of `assert.equal()` that are changed to
`assert.strictEqual()`.
PR-URL: https://github.com/nodejs/node/pull/9790
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Brian White
Timothy Gu
Anna Henningsen
Vse Mozhet Byt
Michaël Zasso
Joyee Cheung
Nikolai Vavilov
James M Snell
Joshua Colvin
Jeremiah Senkpiel
Rich Trott
Yuya Tanaka
Victor Felder
Troy Connor
Lucas Holmquist