CI: update benchmark

This commit is contained in:
SukkaW
2026-07-19 03:42:09 +08:00
parent 52e4ebeb58
commit 9d5d05e17c
2 changed files with 238 additions and 36 deletions

View File

@@ -17,6 +17,25 @@ on:
required: true
default: "18"
type: string
rounds:
description: Measured rounds; mode order alternates between rounds
required: true
default: "2"
type: string
warmup:
description: Warm shared DNS/CDN state with both clients before measuring
required: true
default: true
type: boolean
encoding:
description: Accepted response compression; all enables Brotli, gzip, deflate, and zstd
required: true
default: all
type: choice
options:
- all
- gzip
- identity
urls:
description: Optional URLs, one per line; empty uses the configured reject and phishing sources
required: false
@@ -27,7 +46,7 @@ permissions:
jobs:
benchmark:
name: ${{ inputs.mode }} at concurrency ${{ inputs.concurrency }}
name: ${{ inputs.mode }} at concurrency ${{ inputs.concurrency }} (${{ inputs.rounds }} rounds)
runs-on: ubuntu-24.04-arm
timeout-minutes: 20
@@ -51,11 +70,17 @@ jobs:
env:
BENCHMARK_MODE: ${{ inputs.mode }}
BENCHMARK_CONCURRENCY: ${{ inputs.concurrency }}
BENCHMARK_ROUNDS: ${{ inputs.rounds }}
BENCHMARK_WARMUP: ${{ inputs.warmup }}
BENCHMARK_ENCODING: ${{ inputs.encoding }}
BENCHMARK_URLS: ${{ inputs.urls }}
run: |
benchmark_args=(
"--mode=${BENCHMARK_MODE}"
"--concurrency=${BENCHMARK_CONCURRENCY}"
"--rounds=${BENCHMARK_ROUNDS}"
"--warmup=${BENCHMARK_WARMUP}"
"--encoding=${BENCHMARK_ENCODING}"
)
if [[ -n "${BENCHMARK_URLS}" ]]; then
@@ -75,6 +100,9 @@ jobs:
echo "- Runner: \`ubuntu-24.04-arm\`"
echo "- Mode: \`${BENCHMARK_MODE}\`"
echo "- Concurrency: \`${BENCHMARK_CONCURRENCY}\`"
echo "- Measured rounds: \`${BENCHMARK_ROUNDS}\`"
echo "- Warm-up: \`${BENCHMARK_WARMUP}\`"
echo "- Accept-Encoding: \`${BENCHMARK_ENCODING}\`"
echo
echo '```text'
cat benchmark-output.txt

View File

@@ -18,6 +18,7 @@ import {
} from './constants/reject-data-source';
type BenchmarkMode = 'fetch' | 'request';
type BenchmarkEncoding = 'identity' | 'gzip' | 'all';
interface DownloadResult {
url: string,
@@ -25,14 +26,29 @@ interface DownloadResult {
duration: number
}
interface BenchmarkResult {
decodedBytes: number,
wireBytes: number,
duration: number,
encodedResponses: number
}
interface WireMetrics {
bytes: number,
encodedResponses: number,
encodings: Map<string, number>
}
const DEFAULT_CONCURRENCY = 18;
const BENCHMARK_HEADERS = {
// Keep the comparison focused on client and stream overhead. request() does
// not automatically decode content like fetch(), so identity encoding makes
// the transferred and consumed bytes equivalent between both modes.
'Accept-Encoding': 'identity',
const DEFAULT_ROUNDS = 2;
const DEFAULT_ENCODING: BenchmarkEncoding = 'all';
function getBenchmarkHeaders(encoding: BenchmarkEncoding) {
return {
'Accept-Encoding': encoding === 'all' ? 'br, gzip, deflate, zstd' : encoding,
'User-Agent': 'surge-download-benchmark'
};
};
}
function getDefaultUrls() {
const sourceGroups = [
@@ -61,11 +77,15 @@ async function consumeBody(body: AsyncIterable<Uint8Array>) {
return bytes;
}
async function downloadWithFetch(url: string, agent: Dispatcher): Promise<DownloadResult> {
async function downloadWithFetch(
url: string,
agent: Dispatcher,
headers: ReturnType<typeof getBenchmarkHeaders>
): Promise<DownloadResult> {
const startedAt = performance.now();
const response = await undiciFetch(url, {
dispatcher: agent,
headers: BENCHMARK_HEADERS
headers
});
if (!response.ok || !response.body) {
throw new Error(`HTTP ${response.status} ${url}`);
@@ -75,11 +95,15 @@ async function downloadWithFetch(url: string, agent: Dispatcher): Promise<Downlo
return { url, bytes, duration: performance.now() - startedAt };
}
async function downloadWithRequest(url: string, agent: Dispatcher): Promise<DownloadResult> {
async function downloadWithRequest(
url: string,
agent: Dispatcher,
headers: ReturnType<typeof getBenchmarkHeaders>
): Promise<DownloadResult> {
const startedAt = performance.now();
const response = await undiciRequest(url, {
dispatcher: agent,
headers: BENCHMARK_HEADERS
headers
});
if (response.statusCode < 200 || response.statusCode >= 300) {
await response.body.dump();
@@ -90,11 +114,61 @@ async function downloadWithRequest(url: string, agent: Dispatcher): Promise<Down
return { url, bytes, duration: performance.now() - startedAt };
}
async function runMode(mode: BenchmarkMode, urls: string[], concurrency: number) {
function createWireMetricsInterceptor(metrics: WireMetrics): Dispatcher.DispatcherComposeInterceptor {
return dispatch => (opts, handler) => dispatch(opts, {
onRequestStart: (...args) => handler.onRequestStart?.(...args),
onRequestUpgrade: (...args) => handler.onRequestUpgrade?.(...args),
onResponseStart(controller, statusCode, headers, statusMessage) {
const contentEncoding = headers['content-encoding'];
if (contentEncoding && contentEncoding !== 'identity') {
const encoding = Array.isArray(contentEncoding) ? contentEncoding.join(', ') : contentEncoding;
metrics.encodedResponses++;
metrics.encodings.set(encoding, (metrics.encodings.get(encoding) ?? 0) + 1);
}
return handler.onResponseStart?.(controller, statusCode, headers, statusMessage);
},
onResponseData(controller, chunk) {
metrics.bytes += chunk.byteLength;
return handler.onResponseData?.(controller, chunk);
},
onResponseEnd: (...args) => handler.onResponseEnd?.(...args),
onResponseError: (...args) => handler.onResponseError?.(...args)
});
}
function formatEncodings(encodings: Map<string, number>) {
if (encodings.size === 0) {
return 'identity';
}
return Array.from(encodings, ([encoding, count]) => `${encoding}:${count}`).join(',');
}
async function runMode(
mode: BenchmarkMode,
urls: string[],
concurrency: number,
encoding: BenchmarkEncoding,
round: number | 'warmup',
printFiles = true
): Promise<BenchmarkResult> {
const baseAgent = new Agent({ allowH2: false });
const agent = mode === 'request'
? baseAgent.compose(interceptors.redirect({ maxRedirections: 5 }))
: baseAgent;
const wireMetrics: WireMetrics = {
bytes: 0,
encodedResponses: 0,
encodings: new Map()
};
const agentInterceptors: Dispatcher.DispatcherComposeInterceptor[] = [
// Compose this closest to the network so it observes encoded bytes before
// the decompression interceptor transforms the body.
createWireMetricsInterceptor(wireMetrics),
// fetch() normally decompresses automatically while request() does not.
// Applying the interceptor before either API sees the response gives both
// modes the same decoded body semantics.
...(encoding === 'identity' ? [] : [interceptors.decompress()]),
...(mode === 'request' ? [interceptors.redirect({ maxRedirections: 5 })] : [])
];
const agent = baseAgent.compose(agentInterceptors);
const headers = getBenchmarkHeaders(encoding);
const results: DownloadResult[] = new Array(urls.length);
let nextIndex = 0;
const startedAt = performance.now();
@@ -104,8 +178,8 @@ async function runMode(mode: BenchmarkMode, urls: string[], concurrency: number)
const index = nextIndex++;
// eslint-disable-next-line no-await-in-loop -- bounded download worker
results[index] = await (mode === 'fetch'
? downloadWithFetch(urls[index], agent)
: downloadWithRequest(urls[index], agent));
? downloadWithFetch(urls[index], agent, headers)
: downloadWithRequest(urls[index], agent, headers));
}
};
@@ -116,31 +190,78 @@ async function runMode(mode: BenchmarkMode, urls: string[], concurrency: number)
}
const duration = performance.now() - startedAt;
const bytes = results.reduce((total, result) => total + result.bytes, 0);
const bytesPerSecond = bytes / duration * 1000;
const decodedBytes = results.reduce((total, result) => total + result.bytes, 0);
const decodedBytesPerSecond = decodedBytes / duration * 1000;
const wireBytesPerSecond = wireMetrics.bytes / duration * 1000;
if (printFiles) {
results.forEach((result) => {
const resultBytesPerSecond = result.bytes / result.duration * 1000;
console.log(
`[download benchmark:${mode}]`,
`round=${round}`,
prettyTraffic(result.bytes),
prettyBandwidth(resultBytesPerSecond * 8),
`${result.duration.toFixed(1)}ms`,
result.url
);
});
}
console.log(
`[download benchmark:${mode}:total]`,
`round=${round}`,
`files=${results.length}`,
`transferred=${prettyTraffic(bytes)}`,
`avg=${prettyBandwidth(bytesPerSecond * 8)}`,
`wire=${prettyTraffic(wireMetrics.bytes)}`,
`decoded=${prettyTraffic(decodedBytes)}`,
`wire-avg=${prettyBandwidth(wireBytesPerSecond * 8)}`,
`decoded-avg=${prettyBandwidth(decodedBytesPerSecond * 8)}`,
`encoded-responses=${wireMetrics.encodedResponses}`,
`encodings=${formatEncodings(wireMetrics.encodings)}`,
`wall=${duration.toFixed(1)}ms`,
`concurrency=${concurrency}`
);
return {
decodedBytes,
wireBytes: wireMetrics.bytes,
duration,
encodedResponses: wireMetrics.encodedResponses
};
}
function median(values: number[]) {
const sorted = values.toSorted((a, b) => a - b);
const middle = Math.floor(sorted.length / 2);
return sorted.length % 2 === 0
? (sorted[middle - 1] + sorted[middle]) / 2
: sorted[middle];
}
function printModeSummary(mode: BenchmarkMode, results: BenchmarkResult[]) {
const durations = results.map(result => result.duration);
const medianDuration = median(durations);
const medianDecodedBytes = median(results.map(result => result.decodedBytes));
const medianWireBytes = median(results.map(result => result.wireBytes));
const medianWireSpeed = median(results.map(result => result.wireBytes / result.duration * 1000));
const medianDecodedSpeed = median(results.map(result => result.decodedBytes / result.duration * 1000));
console.log(
`[download benchmark:${mode}:summary]`,
`rounds=${results.length}`,
`wire-per-round=${prettyTraffic(medianWireBytes)}`,
`decoded-per-round=${prettyTraffic(medianDecodedBytes)}`,
`median-wire=${prettyBandwidth(medianWireSpeed * 8)}`,
`median-decoded=${prettyBandwidth(medianDecodedSpeed * 8)}`,
`median-wall=${medianDuration.toFixed(1)}ms`,
`best-wall=${Math.min(...durations).toFixed(1)}ms`,
`worst-wall=${Math.max(...durations).toFixed(1)}ms`
);
}
function parseArguments(args: string[]) {
let concurrency = DEFAULT_CONCURRENCY;
let rounds = DEFAULT_ROUNDS;
let warmup = true;
let encoding: BenchmarkEncoding = DEFAULT_ENCODING;
let modes: BenchmarkMode[] = ['fetch', 'request'];
const urls: string[] = [];
@@ -150,6 +271,20 @@ function parseArguments(args: string[]) {
}
if (arg.startsWith('--concurrency=')) {
concurrency = Number(arg.slice('--concurrency='.length));
} else if (arg.startsWith('--rounds=')) {
rounds = Number(arg.slice('--rounds='.length));
} else if (arg.startsWith('--warmup=')) {
const value = arg.slice('--warmup='.length);
if (value !== 'true' && value !== 'false') {
throw new TypeError(`Invalid warmup value: ${value}`);
}
warmup = value === 'true';
} else if (arg.startsWith('--encoding=')) {
const value = arg.slice('--encoding='.length);
if (value !== 'identity' && value !== 'gzip' && value !== 'all') {
throw new TypeError(`Invalid encoding: ${value}`);
}
encoding = value;
} else if (arg.startsWith('--mode=')) {
const mode = arg.slice('--mode='.length);
if (mode !== 'fetch' && mode !== 'request' && mode !== 'both') {
@@ -167,21 +302,60 @@ function parseArguments(args: string[]) {
if (!Number.isSafeInteger(concurrency) || concurrency < 1) {
throw new TypeError(`Invalid concurrency: ${concurrency}`);
}
if (!Number.isSafeInteger(rounds) || rounds < 1 || rounds > 10) {
throw new TypeError(`Invalid rounds: ${rounds}`);
}
return {
concurrency,
rounds,
warmup,
encoding,
modes,
urls: urls.length > 0 ? urls : getDefaultUrls()
};
}
async function main() {
const { concurrency, modes, urls } = parseArguments(process.argv.slice(2));
console.log('[download benchmark]', `files=${urls.length}`, `concurrency=${concurrency}`, `modes=${modes.join(',')}`);
const { concurrency, rounds, warmup, encoding, modes, urls } = parseArguments(process.argv.slice(2));
console.log(
'[download benchmark]',
`files=${urls.length}`,
`concurrency=${concurrency}`,
`rounds=${rounds}`,
`warmup=${warmup}`,
`encoding=${encoding}`,
`modes=${modes.join(',')}`,
'http-cache-interceptor=disabled'
);
if (warmup) {
console.log('[download benchmark:warmup]', 'begin');
// Use fresh Agents and discard both results. This primes shared DNS/CDN
// state and initializes both APIs without carrying HTTP connections into
// measured rounds.
for (const mode of modes) {
// eslint-disable-next-line no-await-in-loop -- warm-up is intentionally isolated per mode
await runMode(mode, urls, concurrency, encoding, 'warmup', false);
}
console.log('[download benchmark:warmup]', 'complete');
}
const results = new Map<BenchmarkMode, BenchmarkResult[]>(modes.map(mode => [mode, []]));
for (let round = 1; round <= rounds; round++) {
// Reverse every other round so neither API always benefits from running
// later in the trial.
const roundModes = round % 2 === 0 ? modes.toReversed() : modes;
console.log('[download benchmark:round]', `round=${round}`, `order=${roundModes.join(',')}`);
for (const mode of roundModes) {
// eslint-disable-next-line no-await-in-loop -- modes intentionally run separately for comparable totals
const result = await runMode(mode, urls, concurrency, encoding, round);
results.get(mode)?.push(result);
}
}
for (const mode of modes) {
// eslint-disable-next-line no-await-in-loop -- modes intentionally run separately for comparable totals
await runMode(mode, urls, concurrency);
printModeSummary(mode, results.get(mode) ?? []);
}
}