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Merged
cb1kenobi merged 1 commit into from
Sep 16, 2025
Merged

Add benchmarks for updating existing keys #145

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4 changes: 4 additions & 0 deletions .github/workflows/benchmark.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,10 @@ concurrency:
cancel-in-progress: true
group: ${{ github.workflow }}-${{ github.ref }}

permissions:
contents: write
pull-requests: write

jobs:
benchmark:
name: Run Benchmarks
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72 changes: 67 additions & 5 deletions benchmark/put-sync.bench.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ import { benchmark, generateRandomKeys, generateSequentialKeys, randomString } f
describe('putSync()', () => {
const SMALL_DATASET = 100;

describe('random keys - small key size (100 records)', () => {
describe('random keys - insert - small key size (100 records)', () => {
benchmark('rocksdb', {
setup(ctx) {
ctx.data = generateRandomKeys(SMALL_DATASET);
Expand All @@ -28,7 +28,35 @@ describe('putSync()', () => {
});
});

describe('random keys - max 1978 lmdb key size (100 records)', () => {
describe('random keys - update - small key size (100 records)', () => {
function setup(ctx) {
const data = generateRandomKeys(SMALL_DATASET);
for (const key of data) {
ctx.db.putSync(key, 'test-value');
}
ctx.data = data.sort(() => Math.random() - 0.5);
}

benchmark('rocksdb', {
setup,
bench({ data, db }) {
for (const key of data) {
db.putSync(key, 'test-value-updated');
}
}
});

benchmark('lmdb', {
setup,
bench({ data, db }) {
for (const key of data) {
db.putSync(key, 'test-value-updated');
}
}
});
});

describe('random keys - insert - max 1978 lmdb key size (100 records)', () => {
benchmark('rocksdb', {
setup(ctx) {
ctx.data = generateRandomKeys(SMALL_DATASET, 1978);
Expand All @@ -52,25 +80,59 @@ describe('putSync()', () => {
});
});

describe('sequential keys (100 records)', () => {
describe('random keys - update - max 1978 lmdb key size (100 records)', () => {
function setup(ctx) {
const data = generateRandomKeys(SMALL_DATASET, 1978);
for (const key of data) {
ctx.db.putSync(key, 'test-value');
}
ctx.data = data.sort(() => Math.random() - 0.5);
}

benchmark('rocksdb', {
setup,
bench({ data, db }) {
for (const key of data) {
db.putSync(key, 'test-value-updated');
}
}
});

benchmark('lmdb', {
setup,
bench({ data, db }) {
for (const key of data) {
db.putSync(key, 'test-value-updated');
}
}
});
});

describe('sequential keys - insert (100 records)', () => {
benchmark('rocksdb', {
setup(ctx) {
ctx.data = generateSequentialKeys(SMALL_DATASET);
for (const key of ctx.data) {
ctx.db.putSync(key, 'test-value');
}
},
bench({ data, db }) {
for (const key of data) {
db.putSync(key, 'test-value');
db.putSync(key, 'test-value-updated');
}
}
});

benchmark('lmdb', {
setup(ctx) {
ctx.data = generateSequentialKeys(SMALL_DATASET);
for (const key of ctx.data) {
ctx.db.putSync(key, 'test-value');
}
},
bench({ data, db }) {
for (const key of data) {
db.putSync(key, 'test-value');
db.putSync(key, 'test-value-updated');
}
}
});
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