node/benchmark/fs/readFileSync.js

'use strict';

const common = require('../common.js');
const fs = require('fs');

const bench = common.createBenchmark(main, {
  n: [60e4]
});

function main({ n }) {
  bench.start();
  for (let i = 0; i < n; ++i)
    fs.readFileSync(__filename);
  bench.end(n);
}
fs: include more fs.stat() optimizations Including: Move async stat() functions to FillStatsArray() now used by the sync stat() functions * Avoid creating fs.Stats instances for implicit async/sync stat() calls used in various fs functions Store reference to Float64Array data on C++ side for easier/faster access, instead of passing from JS to C++ on every async/sync *stat() call PR-URL: https://github.com/nodejs/node/pull/11665 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> 2017-03-12 08:41:20 +08:00			`'use strict';`

benchmark: var to const PR-URL: https://github.com/nodejs/node/pull/13757 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> 2017-09-14 09:48:53 +08:00			`const common = require('../common.js');`
			`const fs = require('fs');`
fs: include more fs.stat() optimizations Including: Move async stat() functions to FillStatsArray() now used by the sync stat() functions * Avoid creating fs.Stats instances for implicit async/sync stat() calls used in various fs functions Store reference to Float64Array data on C++ side for easier/faster access, instead of passing from JS to C++ on every async/sync *stat() call PR-URL: https://github.com/nodejs/node/pull/11665 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> 2017-03-12 08:41:20 +08:00
benchmark: var to const PR-URL: https://github.com/nodejs/node/pull/13757 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> 2017-09-14 09:48:53 +08:00			`const bench = common.createBenchmark(main, {`
fs: include more fs.stat() optimizations Including: Move async stat() functions to FillStatsArray() now used by the sync stat() functions * Avoid creating fs.Stats instances for implicit async/sync stat() calls used in various fs functions Store reference to Float64Array data on C++ side for easier/faster access, instead of passing from JS to C++ on every async/sync *stat() call PR-URL: https://github.com/nodejs/node/pull/11665 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> 2017-03-12 08:41:20 +08:00			`n: [60e4]`
			`});`

benchmark: (fs) use destructuring PR-URL: https://github.com/nodejs/node/pull/18250 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> 2017-12-30 10:57:52 +08:00			`function main({ n }) {`
fs: include more fs.stat() optimizations Including: Move async stat() functions to FillStatsArray() now used by the sync stat() functions * Avoid creating fs.Stats instances for implicit async/sync stat() calls used in various fs functions Store reference to Float64Array data on C++ side for easier/faster access, instead of passing from JS to C++ on every async/sync *stat() call PR-URL: https://github.com/nodejs/node/pull/11665 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> 2017-03-12 08:41:20 +08:00			`bench.start();`
benchmark: use let and const instead of var Use let and const in domain, es, events, fixtures, fs, http, http2 and misc. PR-URL: https://github.com/nodejs/node/pull/31518 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> 2020-01-25 01:12:49 +08:00			`for (let i = 0; i < n; ++i)`
fs: include more fs.stat() optimizations Including: Move async stat() functions to FillStatsArray() now used by the sync stat() functions * Avoid creating fs.Stats instances for implicit async/sync stat() calls used in various fs functions Store reference to Float64Array data on C++ side for easier/faster access, instead of passing from JS to C++ on every async/sync *stat() call PR-URL: https://github.com/nodejs/node/pull/11665 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> 2017-03-12 08:41:20 +08:00			`fs.readFileSync(__filename);`
			`bench.end(n);`
			`}`