During the execution of a lambda, if there is concurrent processing, an error will be reported

[miguba]

const [b1,b2] = await Promise.all([playwright.launchChromium({
headless: true,
}), playwright.launchChromium({
headless: true,
})])

browserType.launch: spawn ETXTBSY\nCall log:\n  - <launching> /tmp/chromium --disable-field-trial-config --disable-background-networking --enable-features=NetworkService,NetworkServiceInProcess --disable-background-timer-throttling --disable-backgrounding-occluded-windows --disable-back-forward-cache --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-background-pages --disable-component-update --no-default-browser-check --disable-default-apps --disable-dev-shm-usage --disable-extensions --disable-features=ImprovedCookieControls,LazyFrameLoading,GlobalMediaControls,DestroyProfileOnBrowserClose,MediaRouter,DialMediaRouteProvider,AcceptCHFrame,AutoExpandDetailsElement,CertificateTransparencyComponentUpdater,AvoidUnnecessaryBeforeUnloadCheckSync,Translate,HttpsUpgrades --allow-pre-commit-input --disable-hang-monitor --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-backgrounding --force-color-profile=srgb --metrics-recording-only --no-first-run --enable-automation --password-store=basic --use-mock-keychain --no-service-autorun --export-tagged-pdf --disable-search-engine-choice-screen --headless --hide-scrollbars --mute-audio --blink-settings=primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4 --autoplay-policy=user-gesture-required --disable-background-networking --disable-background-timer-throttling --disable-backgrounding-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-update --disable-default-apps --disable-dev-shm-usage --disable-domain-reliability --disable-extensions --disable-features=AudioServiceOutOfProcess --disable-hang-monitor --disable-ipc-flooding-protection --disable-notifications --disable-offer-store-unmasked-wallet-cards --disable-popup-blocking --disable-print-preview --disable-prompt-on-repost --disable-renderer-backgrounding --disable-setuid-sandbox --disable-speech-api --disable-sync --disk-cache-size=33554432 --hide-scrollbars --ignore-gpu-blacklist --metrics-recording-only --mute-audio --no-default-browser-check --no-first-run --no-pings --no-sandbox --no-zygote --password-store=basic --use-gl=swiftshader --use-mock-keychain --single-process --user-data-dir=/tmp/playwright_chromiumdev_profile-i3Vycb --remote-debugging-pipe --no-startup-window\n",
"trace": [
    "browserType.launch: spawn ETXTBSY",
    "Call log:",
    "  - <launching> /tmp/chromium --disable-field-trial-config --disable-background-networking --enable-features=NetworkService,NetworkServiceInProcess --disable-background-timer-throttling --disable-backgrounding-occluded-windows --disable-back-forward-cache --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-background-pages --disable-component-update --no-default-browser-check --disable-default-apps --disable-dev-shm-usage --disable-extensions --disable-features=ImprovedCookieControls,LazyFrameLoading,GlobalMediaControls,DestroyProfileOnBrowserClose,MediaRouter,DialMediaRouteProvider,AcceptCHFrame,AutoExpandDetailsElement,CertificateTransparencyComponentUpdater,AvoidUnnecessaryBeforeUnloadCheckSync,Translate,HttpsUpgrades --allow-pre-commit-input --disable-hang-monitor --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-backgrounding --force-color-profile=srgb --metrics-recording-only --no-first-run --enable-automation --password-store=basic --use-mock-keychain --no-service-autorun --export-tagged-pdf --disable-search-engine-choice-screen --headless --hide-scrollbars --mute-audio --blink-settings=primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4 --autoplay-policy=user-gesture-required --disable-background-networking --disable-background-timer-throttling --disable-backgrounding-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-update --disable-default-apps --disable-dev-shm-usage --disable-domain-reliability --disable-extensions --disable-features=AudioServiceOutOfProcess --disable-hang-monitor --disable-ipc-flooding-protection --disable-notifications --disable-offer-store-unmasked-wallet-cards --disable-popup-blocking --disable-print-preview --disable-prompt-on-repost --disable-renderer-backgrounding --disable-setuid-sandbox --disable-speech-api --disable-sync --disk-cache-size=33554432 --hide-scrollbars --ignore-gpu-blacklist --metrics-recording-only --mute-audio --no-default-browser-check --no-first-run --no-pings --no-sandbox --no-zygote --password-store=basic --use-gl=swiftshader --use-mock-keychain --single-process --user-data-dir=/tmp/playwright_chromiumdev_profile-i3Vycb --remote-debugging-pipe --no-startup-window",
    "",
    "    at Object.launchChromium (/opt/nodejs/node_modules/playwright-aws-lambda/dist/src/chromium.js:97:47)",
    "    at async Downloader.getBrowserContext (/var/task/src/app.js:204:19)",
    "    at async Downloader.downloadPage (/var/task/src/app.js:47:25)",
    "    at async Downloader.downloadPageByBatch (/var/task/src/app.js:6:15)",
    "    at async Runtime.handler (/var/task/src/app.js:318:13)"
]

}

[miguba]

When I try to use a browser to synchronize multiple contexts to handle concurrency during the execution of a lambda, an error will also be reported when context.newPage() is run. If the concurrency cannot be handled, the running time of the lambda You won't get a good reduction.