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lib: use fastbuffer for empty buffer allocation #60558

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Merged
aduh95 merged 3 commits into from
Nov 15, 2025
Merged

lib: use fastbuffer for empty buffer allocation #60558

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3cf7088
lib: use fastbuffer for empty buffer allocation
gurgunday Nov 2, 2025
aa2fca1
add benchmark
gurgunday Nov 15, 2025
10bb3e6
Revert "add benchmark"
gurgunday Nov 15, 2025
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add benchmark
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@gurgunday
gurgunday committed Nov 15, 2025
commit aa2fca1892046a3d8dc1b5522419ba37a371ed65
31 changes: 31 additions & 0 deletions benchmark/buffers/fast-buffer.js
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@@ -0,0 +1,31 @@
'use strict';

// flags: --expose-internals

const common = require('../common');
const { FastBuffer } = require('internal/buffer');

const bench = common.createBenchmark(main, {
n: [1e6],
operation: ['fastbuffer', 'bufferalloc'],
});


function main({ n, operation }) {
switch (operation) {
case 'fastbuffer':
bench.start();
for (let i = 0; i < n; i++) {
new FastBuffer();
}
bench.end(n);
break;
case 'bufferalloc':
bench.start();
for (let i = 0; i < n; i++) {
Buffer.alloc(0);
}
bench.end(n);
break;
}
}
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