Files
openclaw/scripts/test-parallel-memory.mjs
2026-04-03 18:19:47 +09:00

284 lines
8.4 KiB
JavaScript

import { spawnSync } from "node:child_process";
import fs from "node:fs";
import path from "node:path";
const ESCAPE = String.fromCodePoint(27);
const BELL = String.fromCodePoint(7);
const ANSI_ESCAPE_PATTERN = new RegExp(
// Strip CSI/OSC-style control sequences from Vitest output before parsing file lines.
`${ESCAPE}(?:\\][^${BELL}]*(?:${BELL}|${ESCAPE}\\\\)|\\[[0-?]*[ -/]*[@-~]|[@-Z\\\\-_])`,
"g",
);
const GITHUB_CLI_LOG_PREFIX_PATTERN =
/^[^\t\r\n]+\t[^\t\r\n]+\t\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(?:\.\d+)?Z\s+/u;
const GITHUB_ACTIONS_LOG_PREFIX_PATTERN = /^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(?:\.\d+)?Z\s+/u;
const COMPLETED_TEST_FILE_LINE_PATTERN =
/(?<file>(?:src|extensions|test|ui)\/\S+?\.(?:live\.test|e2e\.test|test)\.ts)\s+\(.*\)\s+(?<duration>\d+(?:\.\d+)?)(?<unit>ms|s)\s*$/;
const MEMORY_TRACE_SUMMARY_PATTERN =
/^\[test-parallel\]\[mem\] summary (?<lane>\S+) files=(?<files>\d+) peak=(?<peak>[0-9]+(?:\.[0-9]+)?(?:GiB|MiB|KiB)) totalDelta=(?<totalDelta>[+-]?[0-9]+(?:\.[0-9]+)?(?:GiB|MiB|KiB)) peakAt=(?<peakAt>\S+) top=(?<top>.*)$/u;
const MEMORY_TRACE_TOP_ENTRY_PATTERN =
/^(?<file>(?:src|extensions|test|ui)\/\S+?\.(?:live\.test|e2e\.test|test)\.ts):(?<delta>[+-]?[0-9]+(?:\.[0-9]+)?(?:GiB|MiB|KiB))$/u;
const PS_COLUMNS = ["pid=", "ppid=", "rss=", "comm="];
function parseDurationMs(rawValue, unit) {
const parsed = Number.parseFloat(rawValue);
if (!Number.isFinite(parsed)) {
return null;
}
return unit === "s" ? Math.round(parsed * 1000) : Math.round(parsed);
}
export function parseMemoryValueKb(rawValue) {
const match = rawValue.match(/^(?<sign>[+-]?)(?<value>\d+(?:\.\d+)?)(?<unit>GiB|MiB|KiB)$/u);
if (!match?.groups) {
return null;
}
const value = Number.parseFloat(match.groups.value);
if (!Number.isFinite(value)) {
return null;
}
const multiplier =
match.groups.unit === "GiB" ? 1024 ** 2 : match.groups.unit === "MiB" ? 1024 : 1;
const signed = Math.round(value * multiplier);
return match.groups.sign === "-" ? -signed : signed;
}
function stripAnsi(text) {
return text.replaceAll(ANSI_ESCAPE_PATTERN, "");
}
function normalizeLogLine(line) {
return line
.replace(GITHUB_CLI_LOG_PREFIX_PATTERN, "")
.replace(GITHUB_ACTIONS_LOG_PREFIX_PATTERN, "");
}
export function parseCompletedTestFileLines(text) {
return stripAnsi(text)
.split(/\r?\n/u)
.map((line) => normalizeLogLine(line))
.map((line) => {
const match = line.match(COMPLETED_TEST_FILE_LINE_PATTERN);
if (!match?.groups) {
return null;
}
return {
file: match.groups.file,
durationMs: parseDurationMs(match.groups.duration, match.groups.unit),
};
})
.filter((entry) => entry !== null);
}
export function parseMemoryTraceSummaryLines(text) {
return stripAnsi(text)
.split(/\r?\n/u)
.map((line) => normalizeLogLine(line))
.map((line) => {
const match = line.match(MEMORY_TRACE_SUMMARY_PATTERN);
if (!match?.groups) {
return null;
}
const peakRssKb = parseMemoryValueKb(match.groups.peak);
const totalDeltaKb = parseMemoryValueKb(match.groups.totalDelta);
const fileCount = Number.parseInt(match.groups.files, 10);
if (!Number.isInteger(fileCount) || peakRssKb === null || totalDeltaKb === null) {
return null;
}
const top =
match.groups.top === "none"
? []
: match.groups.top
.split(/,\s+/u)
.map((entry) => {
const topMatch = entry.match(MEMORY_TRACE_TOP_ENTRY_PATTERN);
if (!topMatch?.groups) {
return null;
}
const deltaKb = parseMemoryValueKb(topMatch.groups.delta);
if (deltaKb === null) {
return null;
}
return {
file: topMatch.groups.file,
deltaKb,
};
})
.filter((entry) => entry !== null);
return {
lane: match.groups.lane,
files: fileCount,
peakRssKb,
totalDeltaKb,
peakAt: match.groups.peakAt,
top,
};
})
.filter((entry) => entry !== null);
}
export function getProcessTreeRecords(rootPid) {
if (!Number.isInteger(rootPid) || rootPid <= 0 || process.platform === "win32") {
return null;
}
const result = spawnSync("ps", ["-axo", PS_COLUMNS.join(",")], {
encoding: "utf8",
});
if (result.status !== 0 || result.error) {
return null;
}
const childPidsByParent = new Map();
const recordsByPid = new Map();
for (const line of result.stdout.split(/\r?\n/u)) {
const trimmed = line.trim();
if (!trimmed) {
continue;
}
const [pidRaw, parentRaw, rssRaw, commandRaw] = trimmed.split(/\s+/u, 4);
const pid = Number.parseInt(pidRaw ?? "", 10);
const parentPid = Number.parseInt(parentRaw ?? "", 10);
const rssKb = Number.parseInt(rssRaw ?? "", 10);
if (!Number.isInteger(pid) || !Number.isInteger(parentPid) || !Number.isInteger(rssKb)) {
continue;
}
const siblings = childPidsByParent.get(parentPid) ?? [];
siblings.push(pid);
childPidsByParent.set(parentPid, siblings);
recordsByPid.set(pid, {
pid,
parentPid,
rssKb,
command: commandRaw ?? "",
});
}
if (!recordsByPid.has(rootPid)) {
return null;
}
const queue = [rootPid];
const visited = new Set();
const records = [];
while (queue.length > 0) {
const pid = queue.shift();
if (pid === undefined || visited.has(pid)) {
continue;
}
visited.add(pid);
const record = recordsByPid.get(pid);
if (record) {
records.push(record);
}
for (const childPid of childPidsByParent.get(pid) ?? []) {
if (!visited.has(childPid)) {
queue.push(childPid);
}
}
}
return records;
}
export function sampleProcessTreeRssKb(rootPid) {
const records = getProcessTreeRecords(rootPid);
if (!records) {
return null;
}
let rssKb = 0;
let processCount = 0;
for (const record of records) {
rssKb += record.rssKb;
processCount += 1;
}
return { rssKb, processCount };
}
const REPORT_FILE_PATTERN =
/^report\.(?<date>\d+)\.(?<time>\d+)\.(?<pid>\d+)\.0\.(?<sequence>\d+)\.json$/u;
function readDiagnosticReport(reportPath) {
try {
const raw = fs.readFileSync(reportPath, "utf8");
const parsed = JSON.parse(raw);
const rssBytes = parsed?.resourceUsage?.rss;
const usedHeapBytes = parsed?.javascriptHeap?.usedMemory;
const externalBytes = parsed?.javascriptHeap?.externalMemory;
if (
!Number.isFinite(rssBytes) ||
!Number.isFinite(usedHeapBytes) ||
!Number.isFinite(externalBytes)
) {
return null;
}
return {
rssKb: Math.round(rssBytes / 1024),
usedHeapKb: Math.round(usedHeapBytes / 1024),
externalKb: Math.round(externalBytes / 1024),
};
} catch {
return null;
}
}
export function summarizeDiagnosticReports(reportDir) {
if (typeof reportDir !== "string" || reportDir.trim() === "") {
return [];
}
let entries;
try {
entries = fs.readdirSync(reportDir, { withFileTypes: true });
} catch {
return [];
}
const reportsByPid = new Map();
for (const entry of entries) {
if (!entry.isFile()) {
continue;
}
const match = entry.name.match(REPORT_FILE_PATTERN);
if (!match?.groups) {
continue;
}
const pid = Number.parseInt(match.groups.pid, 10);
const sequence = Number.parseInt(match.groups.sequence, 10);
if (!Number.isInteger(pid) || !Number.isInteger(sequence)) {
continue;
}
const reportPath = path.join(reportDir, entry.name);
const report = readDiagnosticReport(reportPath);
if (!report) {
continue;
}
const bucket = reportsByPid.get(pid) ?? [];
bucket.push({ pid, sequence, ...report });
reportsByPid.set(pid, bucket);
}
return [...reportsByPid.entries()]
.map(([pid, reports]) => {
const ordered = reports.toSorted((left, right) => left.sequence - right.sequence);
const first = ordered[0];
const last = ordered.at(-1);
if (!first || !last) {
return null;
}
return {
pid,
first,
last,
rssDeltaKb: last.rssKb - first.rssKb,
usedHeapDeltaKb: last.usedHeapKb - first.usedHeapKb,
externalDeltaKb: last.externalKb - first.externalKb,
};
})
.filter((entry) => entry !== null)
.toSorted((left, right) => right.rssDeltaKb - left.rssDeltaKb);
}